El humo del electrocauterio, el riesgo olvidado y minimizado de la cirugía / Smoke from electrocautery, the forgotten and minimized risk of surgery

Introducción. La nueva era de la cirugía es cada vez más dependiente de la tecnología, y un ejemplo de ello es el uso generalizado de electrocauterio como parte primordial de la práctica quirúrgica. El humo quirúrgico es un subproducto de la disección y la coagulación de los tejidos producidas por los equipos de energía, que representa múltiples riesgos potenciales para la salud del grupo quirúrgico, sin embargo, se han minimizado los peligros causados por la exposición de manera frecuente y acumulativa a este aerosol. Métodos. Se realizó un análisis crítico, desde una posición reflexiva de la información disponible, estableciendo los posibles riesgos relacionados con la exposición al humo quirúrgico. Discusión. Es visible la necesidad imperativa de establecer directrices nacionales, pautas normativas y recomendaciones estandarizadas para cumplir con las exigencias dadas por los sistemas de gestión en salud ocupacional y seguridad del trabajo, cuyo objetivo principal es hacer efectivo el uso de mascarillas quirúrgicas apropiadas, la implementación de programa de vigilancia epidemiológica ambiental en sala de cirugía, la priorización del uso constante de aspiradores y sistemas de evacuación, y la ejecución de programas educativos de sensibilización dirigidos al personal implicado. De igual manera, se abre la inquietud de la necesidad de nuevos estudios para definir con mayor precisión el peligro de este aerosol. Conclusión. Se recomienda de manera responsable utilizar todas las estrategias preventivas existentes para intervenir en salas de cirugía los riesgos minimizados y olvidados del humo quirúrgico.

Introduction. The new era of surgery is increasingly dependent on technology, and an example of this is the widespread use of electrocautery as a primary part of surgical practice. Surgical smoke is a byproduct of the dissection and coagulation of tissues produced by energy equipment, which represents multiple potential health risks for the surgical group; however, the dangers caused by cumulative exposure have been minimized. Methods. A critical analysis was carried out from a reflective position of the available information, establishing the possible risks related to exposure to surgical smoke. Discussion. The imperative need to establish national normative guidelines and standardized recommendations to comply with the demands given by the occupational health and work safety management systems, whose main objective is to make effective the use of appropriate surgical masks, implementation of environmental epidemiological surveillance program in the operating room, prioritizing the constant use of vacuum cleaners and evacuation systems, and carrying out educational awareness programs aimed at the personnel involved. Likewise, there is concern about the need for new studies to more precisely define the danger of this aerosol. Conclusion. It is recommended to responsibly use all existing preventive strategies to intervene in operating rooms to minimize the forgotten risks of surgical smoke.

Risk Perceptions Regarding COVID-19 and Compliance with Protective Measures of Midwifery and Nursing Senior Students / Percepções de Risco Relacionadas à COVID-19 e Cumprimento de Medidas de Proteção de Estudantes Séniores de Obstetrícia e Enfermagem / Percepciones de Riesgo con respecto a COVID-19 y Cumplimiento de Medidas de Protección en Estudiantes Seniors de Obstetricia y Enfermería

ABSTRACT Objective: This study aims to examine the risk perceptions of midwifery and nursing senior students regarding COVID-19 and compliance with vaccination and protective measures. Method: This cross-sectional study was conducted in two academic years on senior midwifery and nursing students (n = 358). In the present study, the descriptive characteristics of the students and the COVID-19 risk perception scale were used. Results: The students' COVID-19 Risk Perception Scale scores were at a moderate level and a similar level in both years of this study. More than 80% of the students were fully vaccinated, and the family history of COVID-19 was positive in approximately half of them. In the second year of the pandemic, they paid less attention to social distance and avoidance of being indoors. Conclusion: Although the COVID-19 risk perceptions of future health professional students remained at a similar level during the examined period, it was found that in the second year of the pandemic, they started to get used to the process and paid less attention to social protective measures.

RESUMO Objetivo: Este estudo tem como objetivo examinar as percepções de risco de estudantes sêniores de obstetrícia e enfermagem em relação à COVID-19 e o cumprimento das medidas de vacinação e proteção. Método: Este estudo transversal foi realizado ao longo de dois anos acadêmicos com estudantes sêniores de obstetrícia e enfermagem (n = 358). No presente estudo, foram utilizadas as características descritivas dos estudantes e a escala de percepção de risco da COVID-19. Resultados: As pontuações dos estudantes na Escala de Percepção de Risco da COVID-19 situaram-se num nível moderado e semelhante em ambos os anos do estudo. Mais de 80% dos estudantes estavam totalmente vacinados, e aproximadamente metade deles tinha histórico familiar de COVID-19. No segundo ano da pandemia, prestaram menos atenção ao distanciamento social e aos hábitos de evitar permanência em espaços fechados. Conclusão: Embora as percepções de risco da COVID-19 dos futuros profissionais de saúde tenham permanecido em níveis semelhantes durante o período examinado, verificou-se que, no segundo ano da pandemia, começaram a acostumar-se com o processo e prestaram menos atenção às medidas de proteção social.

RESUMEN Objetivo: Este estudio tiene como objetivo examinar las percepciones de riesgo de los estudiantes seniors de obstetricia y enfermería con respecto a COVID-19 y su cumplimiento con la vacunación y las medidas de protección. Método: Este estudio transversal se llevó a cabo en dos años académicos con estudiantes seniors de obstetricia y enfermería (n = 358). En el presente estudio, se utilizaron las características descriptivas de los estudiantes y la escala de percepción de riesgo de COVID-19. Resultados: Las puntuaciones en la Escala de Percepción de Riesgo de COVID-19 de los estudiantes estaban en un nivel moderado y similar en ambos años de este estudio. Más del 80% de los estudiantes estaban completamente vacunados y la historia familiar de COVID-19 fue positiva en aproximadamente la mitad de ellos. En el segundo año de la pandemia, prestaron menos atención a la distancia social y a evitar estar en interiores. Conclusión: Aunque las percepciones de riesgo de COVID-19 de los futuros profesionales de la salud se mantuvieron en un nivel similar durante el período examinado, se encontró que en el segundo año de la pandemia, empezaron a acostumbrarse al proceso y prestaron menos atención a las medidas de protección social.

Study on the role of nano antibacterial materials in orthodontics (a review) / Estudo sobre o papel dos materiais nanoantibacterianos na ortodontia

Nanoparticles (NPs) are insoluble particles with a diameter of fewer than 100 nanometers. Two main methods have been utilized in orthodontic therapy to avoid microbial adherence or enamel demineralization. Certain NPs are included in orthodontic adhesives or acrylic resins (fluorohydroxyapatite, fluorapatite, hydroxyapatite, SiO2, TiO2, silver, nanofillers), and NPs (i.e., a thin layer of nitrogen-doped TiO2 on the bracket surfaces) are coated on the surfaces of orthodontic equipment. Although using NPs in orthodontics may open up modern facilities, prior research looked at antibacterial or physical characteristics for a limited period of time, ranging from one day to several weeks, and the limits of in vitro studies must be understood. The long-term effectiveness of nanotechnology-based orthodontic materials has not yet been conclusively confirmed and needs further study, as well as potential safety concerns (toxic effects) associated with NP size.

Nanopartículas (NPs) são partículas insolúveis com diâmetro inferior a 100 nanômetros. Dois métodos principais têm sido utilizados na terapia ortodôntica para evitar a aderência microbiana ou a desmineralização do esmalte: NPs são incluídas em adesivos ortodônticos ou resinas acrílicas (fluoro-hidroxiapatita, fluorapatita, hidroxiapatita, SiO2, TiO2, prata, nanopreenchimentos) e NPs são revestidas nas superfícies de equipamentos ortodônticos, ou seja, uma camada fina de TiO2 dopado com nitrogênio nas superfícies do braquete. Embora o uso de NPs em ortodontia possa tornar acessível modernos recursos, pesquisas anteriores analisaram as características antibacterianas ou físicas por um período limitado de tempo, variando de 24 horas a várias semanas, por isso devem ser compreendidos os limites dos estudos in vitro. A eficácia de longo prazo de materiais ortodônticos com base em nanotecnologia ainda não foi confirmada de forma conclusiva, o que exige mais estudos, bem como potenciais preocupações de segurança (efeitos tóxicos) associadas ao tamanho da NP.

Source analysis and health risk assessment of polycyclic aromatic hydrocarbons in atmospheric PM2.5 in a district of Taizhou City from 2019 to 2021 / 环境与职业医学

Background Polycyclic aromatic hydrocarbons (PAHs), one of the main components of fine particulate matter (PM2.5), have a certain impact on ambient air quality, and long-term exposure to PAHs may pose potential health risks to human beings. Objective To identify the distribution characteristics and sources of PAHs in atmospheric PM2.5 in a district of Taizhou City from 2019 to 2021, and to evaluate the health risks of PAHs to the population in the area through the inhalation pathway. Methods From 2019 to 2021, air PM2.5 sampling was carried out at a state-controlled surveillance point in a district of Taizhou City for 7 consecutive days on the 10th-16th of each month, the sampling time was 24 h·d−1, and the sampling flow rate was 100 L·min−1. PM2.5 mass concentration was calculated by gravimetric method. A total of 16 PAHs were determined by ultrasonic extraction-liquid chromatography. Kruskal-Wallis H test was used to compare the distribution charac teristics of PAHs concentrations by years and seasons, characteristic ratio and principal component analysis (PCA) was used to analyze their sources, and a lifetime carcinogenic risk (ILCR) model was used to assess the health risk of PAHs. Results From 2019 to 2021, the annual average concentrations [M (P25, P75)] of ∑PAHs in atmospheric PM2.5 in the selected district of Taizhou City were 6.52 (2.46, 10.59), 8.52 (4.56, 12.29), and 3.72 (1.51, 7.11) ng·m−3, respectively, and the annual benzo[a]pyrene (BaP) excess rates (national limit: 1 ng·m−3) were 27.38% (23/84), 47.62% (40/84), and 19.04% (16/84), respectively, both presenting 2020> 2019 > 2021 (P<0.001, P<0.05). The ∑PAHs concentration distribution showed a seasonal variation, with the highest value in winter and the lowest value in summer (P<0.05). Among the atmospheric PM2.5 samples, the proportion of 5-ring PAHs was the highest, the proportion of 2-3-ring PAHs was the lowest; the proportion of 2-4-ring PAHs showed a yearly upward trend, and the proportion of 5-6-ring PAHs showed yearly downward trend (P<0.05). The characteristic ratio and PCA results suggested that the sources of sampled PAHs were mainly mixed sources such as dust, fossil fuel (natural gas), coal combustion, industrial emissions, and motor vehicle exhaust emissions. The ILCR (RILCR) of PAHs by inhalation for men, women, and children were 1.83×10−6, 2.35×10−6, and 2.04×10−6, respectively, and the annual average RILCR was 2.07×10−6, all greater than 1×10−6. Conclusion For the sampled time period, the main sources of PAHs pollution in atmospheric PM2.5 in the target district of Taizhou City are dust, fossil fuel (natural gas), coal combustion, industrial emissions, motor vehicle emissions, etc., and PAHs may have a potential carcinogenic risk to local residents.

Study on the role of nano antibacterial materials in orthodontics (a review)

Abstract Nanoparticles (NPs) are insoluble particles with a diameter of fewer than 100 nanometers. Two main methods have been utilized in orthodontic therapy to avoid microbial adherence or enamel demineralization. Certain NPs are included in orthodontic adhesives or acrylic resins (fluorohydroxyapatite, fluorapatite, hydroxyapatite, SiO2, TiO2, silver, nanofillers), and NPs (i.e., a thin layer of nitrogen-doped TiO2 on the bracket surfaces) are coated on the surfaces of orthodontic equipment. Although using NPs in orthodontics may open up modern facilities, prior research looked at antibacterial or physical characteristics for a limited period of time, ranging from one day to several weeks, and the limits of in vitro studies must be understood. The long-term effectiveness of nanotechnology-based orthodontic materials has not yet been conclusively confirmed and needs further study, as well as potential safety concerns (toxic effects) associated with NP size.

Resumo Nanopartículas (NPs) são partículas insolúveis com diâmetro inferior a 100 nanômetros. Dois métodos principais têm sido utilizados na terapia ortodôntica para evitar a aderência microbiana ou a desmineralização do esmalte: NPs são incluídas em adesivos ortodônticos ou resinas acrílicas (fluoro-hidroxiapatita, fluorapatita, hidroxiapatita, SiO2, TiO2, prata, nanopreenchimentos) e NPs são revestidas nas superfícies de equipamentos ortodônticos, ou seja, uma camada fina de TiO2 dopado com nitrogênio nas superfícies do braquete. Embora o uso de NPs em ortodontia possa tornar acessível modernos recursos, pesquisas anteriores analisaram as características antibacterianas ou físicas por um período limitado de tempo, variando de 24 horas a várias semanas, por isso devem ser compreendidos os limites dos estudos in vitro. A eficácia de longo prazo de materiais ortodônticos com base em nanotecnologia ainda não foi confirmada de forma conclusiva, o que exige mais estudos, bem como potenciais preocupações de segurança (efeitos tóxicos) associadas ao tamanho da NP.

Knowledge and perceptions on the existence of Voluntary Counseling and Testing (VCT) Centers and associated factors among Brazilian LGBT+ individuals / Conhecimento e percepções sobre a existência dos Centros de Testagem e Aconselhamento (CTA) e fatores associados em pessoas LGBT+ brasileiras

Abstract In Brazil, the advent of voluntary and counseling testing (VCT) has provided many benefits in the fight against AIDS. A sectional open web survey was conducted to investigate the Brazilian LGBT+ individuals' knowledge and perceptions of the existence of VCT centers and their associations with risk behavior and other variables of interest. The study instrument included questions on sociodemographic and behavioral variables, knowledge on VCT, access to and use of it, beliefs about HIV infection, test results, and risk perception. The Risk Behavior Score for HIV infection (RBS) was also used. A total of 1,630 volunteers participated in the survey, of whom 56.8% were men. Of these, 96.1% declared themselves as (MSM). Almost 50% of the participants had never heard about the existence of VCT, which was a higher knowledge score among MSM. A low frequency of participants had a clear perception of the risks to which they are exposed, whereas those with higher RBS were aware of the existence of VCT. As VCT is critical for the implementation of policies to combat and prevent HIV and other sexually transmitted diseases, our results can contribute to a better understanding of the influence of VCT on the frequency of testing, serological surveillance, and routine counseling for key populations.

Resumo No Brasil, o advento dos centros de testagem e aconselhamento (CTA) trouxe muitos benefícios na luta contra a Aids. Um estudo transversal do tipo web survey foi realizado para investigar o conhecimento e as percepções dos indivíduos LGBT+ brasileiros sobre a existência dos CTAs e suas associações com comportamentos de risco e outras variáveis de interesse. O questionário incluiu questões sociodemográficas e comportamentais, conhecimento sobre o CTA, acesso e uso, crenças sobre a infecção pelo HIV, resultados de testes e percepção de risco. O escore de comportamento de risco (RBS) também foi utilizado. Participaram 1.630 voluntários (56,8% homens). Destes, 96,1% se autodeclararam homens que fazem sexo com homens (HSH). Quase 50% dos participantes não conhecem os CTAs, sendo este conhecimento maior entre os HSHs. Uma baixa frequência de participantes tem percepção clara dos riscos a que estão expostos, e os HSHs com maior pontuação no RBS estão cientes da existência dos CTAs, que são fundamentais na implementação de políticas de combate e prevenção ao HIV e outras doenças sexualmente transmissíveis. Nossos resultados contribuem para a melhor compreensão da sua influência na frequência de testagem, na vigilância do status sorológico e no aconselhamento em populações-chave.

Factores De Riesgo Relacionados Con Intento de Suicidio Como Predictores De suicidio, Colombia 2016-2017✩

Introducción: La conducta suicida es la causa de la mitad de las muertes violentas. Se considera un problema de salud pública con un millón de víctimas al año. El intento de suicidio es el factor de riesgo más importante. En Colombia, en 2017 la tasa de intento de suicidio fue de 51,8/100.000 hab. y la letalidad alcanzó 10,0/100.000. El objetivo es identificar factores del intento suicida asociados con la muerte y determinar la supervivencia después del intento durante 2 años. Material y métodos: Estudio de cohorte retrospectiva y análisis de supervivencia. Se cruzaron 42.594 registros del sistema de vigilancia de intento de suicidio con 325 muertes por suicidio del registro único de defunciones de 2016 y 2017. Se examinaron factores de riesgo, y se realizó la prueba de la x2, análisis multivariado y regresión logística. Se calculó la probabilidad de supervivencia acumulada con el método de Kaplan-Meier. Se aplicó un modelo de regresión de Cox para determinar la relación proporcional de las variables del intento suicida que se relacionan con suicidio. Resultados: Por cada muerte de mujer por suicidio, mueren 4,5 varones por esta causa; 1 de cada 4 personas fallecidas reportó al menos un intento previo. Los factores del intento relacionados con la muerte por suicidio fueron: ser varón (HR = 2,99; IC95%, 2,27-3,92), la edad adulta (> 29 años, HR = 2,38; IC95%, 1,90-2,99), vivir en área rural (HR = 2,56; IC95%, 2,04-3,20) y padecer enfermedad crónica (HR = 2,43; IC95%, 1,66-3,57) o trastorno depresivo (HR = 1,94; IC95%, 1,55-2,41). El 50% de las muertes por suicidio ocurren hasta en los 560 días posteriores al intento. Conclusiones: Se evidencia mayor riesgo de suicidio en pacientes varones, con historia de expresión, antecedentes de enfermedades crónicas y exposición a carga laboral.

Background: Suicidal behaviour is the cause of half of all violent deaths. It is considered to be a public health problem with one million victims a year. Suicide attempt is the most important risk factor. In Colombia, in 2017 the suicide attempt rate was 51.8/100,000 inhabitants, and he fatality rate reached 10.0/100,000. The objective is to identify suicide attempt factors associated with death and determine survival after the attempt for 2 years. Material and methods: Retrospective cohort study and survival analysis. A total of 42,594 records of the suicide attempt surveillance system databases and 325 records of death by suicide in 2016 and 2017 were analysed. The risk factors were examined and a X2-test and multivariate analysis and logistic regression were performed. Cumulative survival probability was calculated using the Kaplan-Meier method. A Cox regression model was applied to determine the proportional relationship of the suicide attempt variables that are related to suicide. Results: Men die by suicide 4.5 times more often than women. One in four suicide victims had made at least one prior suicide attempt. The attempt factors related with death by suicide were: male gender (HR = 2.99; 95% CI, 2.27-3.92), adulthood (over 29 years, HR = 2.38; 95% CI, 1.90-2.99), living in a rural area (HR = 2.56; 95% CI, 2.04-3.20), chronic disease history (HR = 2.43; 95% CI, 1.66-3.57) and depression disorder (HR = 1.94; 95% CI, 1.55-2.41). Some 50% of suicide deaths occur up to 560 days after the suicide attempt. Conclusions: The risk of suicide is highest in male patients, with a history of depression, chronic illness and exposure to heavy workloads.

Infección por el VIH/sida en personas de 50 años y más. Cienfuegos 1986-2021

Fundamento: la infección por el virus de la inmunodeficiencia humana es una de las infecciones de trasmisión sexual más importantes para la salud a nivel mundial y una de las más temibles del presente siglo. Objetivo: caracterizar la infección por el virus de la inmunodeficiencia humana en personas de 50 años y más. Métodos: se realizó una investigación observacional descriptiva de corte transversal, que incluyó todas las personas diagnosticadas con el virus de la inmunodeficiencia humana, en Cienfuegos, en el período comprendido de 1986 a 2021. Las variables analizadas fueron: edad, sexo, orientación sexual, grupo de pesquisa, diagnósticos por año y municipio de residencia. Resultados: las personas en el grupo de edad de 50 a 59 años aportaron la mayor incidencia con un 75, 21 %; la orientación sexual predominante fue la homosexual (58,9 %); según los grupos de pesquisa, en los tres grupos de edades sobresale el grupo captado con un 41,88 %. En la provincia se observó un incremento mantenido, fundamentalmente en el sexo masculino, en ascenso en los últimos años. Conclusiones: el aumento de los pacientes con 50 años y más, diagnosticados con virus de la inmunodeficiencia humana, indica que es preciso abordar la problemática con un enfoque clínico epidemiológico diferente. Estas características incrementan el riesgo de infección por VIH por lo que deben ser monitorizadas con la aplicación de la Línea de Trabajo 50 y +, del MINSAP. Es necesario realizar actividades dirigidas a disminuir el riesgo.

Background: infection by the human immunodeficiency virus is one of the most important sexually transmitted infections for health worldwide and one of the most frightening of this century. Objective: to characterize the infection by the human immunodeficiency virus in people aged 50 years and older. Methods: a cross-sectional descriptive observational research was carried out, which included all the people diagnosed with the human immunodeficiency virus, in Cienfuegos, from 1986 to 2021. The analyzed variables were: age, sex, sexual orientation, research group, diagnoses by year and residence municipality. Results: people in the age group of 50 to 59 years contributed the highest incidence with 75.21%; the predominant sexual orientation was homosexual (58,9 %). According to the research groups, in the three age groups the captured group stands out with 41.88%. A sustained increase was observed in the province, mainly in the male sex, rising in recent years. Conclusions: the increase in patients aged 50 and older diagnosed with human immunodeficiency virus indicates that it is necessary to address the problem with a different clinical-epidemiological approach. These characteristics increase the risk of HIV infection, they must be monitored with the application of the MINSAP 50 and + Work Line. It is necessary to carry out activities aimed at reducing the risk.

Análise do perfil de intoxicação exógena no estado da bahia entre 2012 a 2021 / Analysis of exogenous poisoning profile in the state of Bahia between 2012 to 2021 / Análisis del perfil de intoxicación exógeno em el estado de Bahia entre 2012 a 2021

Introdução:As intoxicações exógenas têm sido um importante problema de saúde pública, em decorrência da sua elevada frequência, morbidade e complexidade. Objetivo:Analisar o perfil de intoxicação exógena no estado da Bahia durante o período de 2012 a 2021, utilizando como base de informações as notificações disponíveis no Sistema de Informação de Agravo e Notificação. Metodologia:Estudo transversal, descritivo, retrospectivo, de série temporal, com abordagem quantitativa, utilizando dados secundários de natureza pública disponibilizados pelo Ministério da Saúde do Brasil. Foram analisadas informações sobre as intoxicações exógenas no estado da Bahia no período temporal de 2010 a 2021.O total de notificações, total de notificações por ano, sexo, raça, faixa etária e escolaridade foram avaliados. A circunstância da intoxicação, o agente tóxico, os critérios de confirmação dos casos, tipo de exposição e a evolução dos casos também foram investigados. Resultados:No período temporalanalisado,foram notificados um total de 46.187 casos de intoxicação exógena no estado da Bahia, com destaque para região leste do estado (43,26%). 55,21% dos indivíduos eram do sexo feminino, parda (46,52%), com faixa etária de 20 a 39 anos (41,71%), e com ensino médio completo (5,76%). A maioria dos casos aconteceram mediante a tentativas de suicídio (30,68%), tendo como principais agentes tóxicos o uso de medicamentos (36,39%). Grande partedos casos foram confirmados mediante ao estado clínico (53,01%). As intoxicações aguda-única apareceram em maior proporção (53,05%). 1,15% dos pacientes notificados foram a óbito. Conclusões:As intoxicações exógenas consistem em um importante problema desaúde pública para o estado da Bahia, reiterando dessa forma, a importância da adoção de medidas preventivas (AU).

Introduction:Exogenous intoxications have been an important public health problem, due to their high frequency, morbidity and complexity. Objective:To analyze the profile of exogenous intoxication in the state of Bahia during the period from 2012 to 2021, using the notifications available in the Grievance and Notification Information System as a basis for information. Methodology:Cross-sectional, descriptive, retrospective, time-series study, with a quantitative approach, using secondary data of a public nature made available by the Brazilian Ministry of Health. Information on exogenous intoxications in the state of Bahia in the time period from 2010 to 2021 was conducted. The total number of notifications, total number of notifications per year, sex, race, age group and education were evaluated. The circumstance of intoxication, the toxic agent, the criteria for confirming the cases, the type of exposure and the evolution of the cases were also investigated. Results:In the time period analyzed, a total of 46,187 cases of exogenous intoxication were reported in the state of Bahia, with emphasis on the eastern region of the state (43.26%). 55.21% of the individuals were female, brown (46.52%), aged between 20 and 39 years (41.71%), and with complete secondary education (5.76%). Most cases occurred through suicide attempts (30.68%), with the use of medication as the main toxic agents (36.39%). Most cases were confirmed based on the clinical status (53.01%). Acute-single intoxications appeared in a greater proportion (53.05%). 1.15% of the notified patients died. Conclusions:Exogenous intoxications are an important public health problem for the state of Bahia, thus reiterating the importance of adopting preventive measures (AU).

Introducción:Las intoxicaciones exógenas hansido un importante problema de salud pública, por su alta frecuencia, morbilidad y complejidad.Objetivo:Analizar el perfil de las intoxicaciones exógenas en el estado de Bahía durante el período de 2012 a 2021, utilizando como base de información las notificaciones disponibles en el Sistema de Información de Quejas y Notificaciones.Metodología:Estudio transversal, descriptivo, retrospectivo, de serie temporal, con abordaje cuantitativo, utilizando datos secundarios de carácter público puestos a disposición por el Ministerio de Salud de Brasil. Se realizó información sobre intoxicaciones exógenas en el estado de Bahía en el período de 2010 a 2021. Se evaluó el número total de notificaciones, el número total de notificaciones por año, el sexo, la raza, elgrupo de edad y la educación. También se investigó la circunstancia de intoxicación, el agente tóxico, los criterios de confirmación de los casos, el tipo de exposición y la evolución de los casos. Resultados:En el período de tiempo analizado, se notificaron un total de 46.187 casos de intoxicación exógena en el estado de Bahía, con énfasis en la región este del estado (43,26%). El 55,21% de los individuos eran del sexo femenino, morenos (46,52%), con edad entre 20 y 39 años (41,71%) y con enseñanza secundaria completa (5,76%). La mayoría de los casos ocurrieron por intento de suicidio (30,68%), siendo el uso de medicamentos el principal agente tóxico (36,39%). La mayoría de los casos se confirmaron en base al estado clínico (53,01%). Las intoxicaciones agudas-simples se presentaron en mayor proporción (53,05%). Falleció el 1,15% de los pacientes notificados.Conclusiones:Las intoxicaciones exógenas son un importante problema de salud pública para el estado de Bahía, lo que reitera la importancia de adoptar medidas preventivas (AU).

Prevalence of adolescent risk behaviors at 11 and 15 years of age: data from the 2004 Pelotas birth cohort

Objectives: The objective of this study was to investigate the prevalence of the following risk behaviors: experimentation with cigarettes, electronic cigarettes, alcohol, substances, delinquent behavior, and sex at age 15, stratified by sex and socioeconomic position. We also investigated the prevalence of cigarette and alcohol experimentation at age 11 and the persistence and cumulative incidence of these behaviors between 11 and 15 years of age. Methods: In this cohort study, we included 3,491 11-year-olds and 1,949 15-year-olds from the 2004 Pelotas Birth Cohort. All outcomes were identified via confidential questionnaires and were analyzed as binary variables. Results: At age 11, there was a higher prevalence of cigarette experimentation among boys. At age 15, there was a higher prevalence of experimentation with alcohol, cigarettes, and substances among girls; experimentation with cigarettes and sex were more prevalent among those in a low socioeconomic position. We found a high cumulative incidence of alcohol experimentation, as well as persistent alcohol experimentation, in both boys and girls. Conclusions: Further research should clarify causal paths of the high prevalence of risk behaviors during adolescence and its increase among girls.

Uso de plantas medicinais por idosos: Conhecimento dos riscos e benefícios / Medical plants use for elderly: Knowledge of risks and benefits

Objetivo: Avaliar a produção científica acerca da utilização de plantas medicinais por idosos e seus conhecimentos sobre riscos e benefícios. Método: estudo descritivo, exploratório com abordagem qualitativa do tipo revisão integrativa da literatura. Os dados foram coletados em julho de 2015, através das bases de dados eletrônicas Scientific Eletronic Library Online (SCIELO) e Literatura Latino Americana e do Caribe em Ciências da Saúde (LILACS). Totalizando 36 artigos que após leitura exaustiva restaram apenas 8 para demonstrar o estudo. Resultados: As principais plantas citadas foram: Matricaria sp.,Lippia Alba, Cymbopogon citratus, Punica , Pimpinella anisum, Menta sp., Plantago sp., Aroeira, Amburana Cearensis, Anacardium occidentale. Observou-se também que esse mesmo grupo vulnerável fez a suspensão do alopático pelo fitoterápico, com riscos de não sucesso terapêutico. Conclusão: é muito importante uma atenção especializada quanto o uso de plantas medicinais por idosos, tendo em vista sua grande vulnerabilidade e os possíveis riscosadvindos desta prática(AU)

Objective:. To evaluate the scientific production about the use of medicinal plants by the elderly and their knowledge about risks and benefits. Method: descriptive, exploratory study with a qualitative approach of the integrative literature review type. Collected in July 2015 through the Scientific Electronic Library Online (SCIELO) and Latin American and Caribbean Literature in Health Sciences (LILACS) electronic databases. Totaling 36 articles that after exhaustive reading, only 8 remained to demonstrate the study. Results: The main plants mentioned were: Matricaria sp., Lippia Alba, Cymbopogon citratus, Punica granatum, Pimpinella anisum, Menta sp., Plantago sp., Aroeira, Amburana Cearensis, Anacardium occidentale. It was also observed that this same vulnerable group discontinued allopathic treatment with herbal medicine, with risks of therapeutic failure. Conclusion: Specialized attention is very important regarding the use of medicinal plants by the elderly, in view of their great vulnerability and the possible risks arising from this practice(AU)

Objetivo: Evaluar la producción científica en la literatura sobre el uso de plantas medicinales por parte de los ancianos y su conocimiento sobre riesgos y beneficios. Método: estudio descriptivo, exploratorio con abordaje cualitativo del tipo revisión integrativa de la literatura. Los datos fueron recolectados en julio de 2015 a través de las bases de datos electrónicas Scientific Electronic Library Online (SCIELO) y Latin American and Caribbean Literature in Health Sciences (LILACS). Totalizando 36 artículos que luego de una lectura exhaustiva, solo quedaron 8 para demostrar el estudio. Resultados: Las principales plantas mencionadas fueron: Matricaria sp., Lippia Alba, Cymbopogon citratus, Punica granatum, Pimpinella anisum, Menta sp., Plantago sp., Aroeira, Amburana Cearensis, Anacardium occidentale. También se observó que este mismo grupo vulnerable suspendió el tratamiento alopático con fitoterapia, con riesgos de fracaso terapéutico. Conclusión: la atención especializada en cuanto al uso de plantas medicinales por parte de los ancianos es muy importante, dada su gran vulnerabilidad y los posibles riesgos derivados de esta práctica.(AU)

Multimorbidity of chronic noncommunicable diseases: Data from the Brazilian National Health Survey

Objective: To estimate the prevalence of simultaneity of obesity, hypertension and/or diabetes and the association with sociodemographic and lifestyle-related behavior variables. Methods: This is a cross-sectional study with data from the 2013 National Health Survey. The presence of two/three diseases (obesity, hypertension, and diabetes) was considered multimorbidity of noncommunicable diseases (NCDs). Proportional odds logistic regression model, stratified by sex, was used to assess the sociodemographic and lifestyle factors associated with multimorbidity of NCDs, considering the sample complexity and sample weights. Results: The prevalence of multimorbidity of NCDs was 9.6%. The odds of multimorbidity are higher with increasing age, among blacks, but lower in the north region when compared with other regions of the country for both sexes. The odds of multimorbidity of NDCs increased among women who had lower levels of education and spent more time TV watching, and among men who lived with a partner and did not practice the recommended leisure-time physical activity. Conclusion: Sociodemographic factors and lifestyle-related behaviors were associated with the presence of obesity, hypertension, and/or diabetes.

Objetivo: Estimar la prevalencia de simultaneidad de obesidad, hipertensión y/o diabetes y la asociación con variables sociodemográficas y relacionadas con el estilo de vida. Métodos: Los datos fueron obtenido en la Encuesta Nacional de Salud Brasileña, una encuesta a nivel nacional, realizada en los hogares brasileños y llevada a cabo en 2013. La presencia de dos /tres enfermedades (obesidad, hipertensión y diabetes) se consideró multimorbilidad de las enfermedades no transmisibles (ENT). El modelo de regresión logística de probabilidades proporcionales, estratificado por sexo, se utilizó para evaluar los factores sociodemográficos y de estilo de vida asociados con la multimorbilidad de las ENT, considerando la complejidad de la muestra y los pesos de la muestra. Resultados: La prevalencia de multimorbilidad de las ENT fue del 9,6%. Las probabilidades de multimorbilidad son más altas con el aumento de la edad, entre los negros, pero más bajas en la región norte en comparación con otras regiones del país para los dos sexos. Las probabilidades de multimorbilidad de las ENT aumentaron entre las mujeres que tenían niveles más bajos de educación y pasaban más tiempo viendo la televisión, y entre los hombres que vivían con una pareja y no practicaban la actividad física recomendada para el tiempo libre. Conclusión: Los factores sociodemográficos y los comportamientos relacionados con el estilo de vida se asociaron con la presencia de obesidad, hipertensión y/o diabetes.

Fatores sociodemográficos associados ao uso do preservativo na população ribeirinha / Factores sociodemográficos asociados al uso del preservativo en una población ribereña / Sociodemographic factors associated with condom use in a riverside population

Objetivo: estimar a prevalência e fatores associados ao uso do preservativo em população ribeirinha. Materiais e método: estudo transversal, analítico, realizado com 209 ribeirinhos do estado da Paraíba, Brasil, de junho a outubro de 2019. Os dados foram coletados por meio de entrevista individual e privativa com a utilização de um questionário estruturado com variáveis sociodemográficas e de comportamento sexual. As análises foram realizadas pela regressão de Poisson e estimadas as razões de prevalência. Análises bivariadas e múltiplas foram utilizadas para identificar associação entre as variáveis sociodemográficas e comportamentais com o uso do preservativo. Resultados: a prevalência estimada de uso do preservativo foi de 18,2% (IC: 95% 13,0-23,4). Ribeirinhos com idade maior que 40 anos apresentaram menor probabilidade de uso do preservativo (RP = 0,53; IC: 95% 0,34-0,83). Por sua vez, ribeirinhos com mais de oito anos de estudo apresentaram maior probabilidade de uso do preservativo (RP = 3,94; IC 95% 2,65-5,88).Conclusões: a prevalência do uso do preservativo entre os ribeirinhos foi baixa. Entretanto, indivíduos com maior escolaridade apresentaram maiores chances de uso. A prevenção combinada é uma alternativa para o controle das infecções transmissíveis, sendo o preservativo a principal medida de prevenção; portanto, compreender as singu-laridades da população ribeirinha e os fatores de risco para a boa adesão é imprescindível

Objetivo: estimar la prevalencia y los factores asociados al uso del preservativo en una población ribereña. Materiales y método: estudio transversal analítico, realizado con 209 habitantes ribereños del estado de Paraíba, Brasil, entre junio y octubre de 2019. Los datos fueron recolectados a través de entrevistas individuales y privadas mediante un cuestionario estructurado con variables socio-demográficas y de comportamiento sexual. Los análisis se realizaron utilizando la regresión de Poisson, estimando las razones de prevalencia. Se utilizaron análisis bivariados y múltiples para identificar la asociación entre las variables sociodemográficas y conductuales relacionadas con el uso del preservativo. Resultados: la prevalencia estimada del uso de preservativo fue de 18,2 % (IC = 95 % 13,0-23,4). Los habitantes ribereños mayores de 40 años reportaron una menor probabilidad de uso del condón (RP = 0,53; IC del 95 %: 0,34-0,83). Por otro lado, los individuos con más de 8 años de escolaridad fueron más propensos a utilizar preservativo (RP = 3,94; IC 95 %: 2,65-5,88). Conclusiones: la prevalencia del uso del preservativo entre la población estudiada fue baja. Sin embargo, aquellos individuos con mayor grado de escolaridad fueron más propensos a emplearlo. La prevención combinada es una alternativa para el control de las infecciones transmisibles, siendo el preservativo la principal medida preventiva. Por lo tanto, resulta fundamental conocer las singularidades de la población ribereña y los factores de riesgo para una buena adherencia.

Objective: To estimate the prevalence and factors associated with condom use in a riverside population. Materials and method: Cross-sectional and analytical study with 209 riverside inhabitants in the state of Paraíba, Brazil, from June to October 2019. Data were collected through individual and private interviews using a structured questionnaire with sociodemographic and sexual behavior-related variables. Analysis was conducted using Poisson regression. Prevalence ratios were estimated. Bivariate and multiple analyzes were used to identify the association between sociodemographic and behavioral variables with condom use. Results: The estimated prevalence of condom use was 18.2% (95% CI: 13.0-23.4). Riverside people over 40 years were less likely to use condoms (PR = 0.53; 95% ci: 0.34-0.83). On the other hand, individuals with more than 8 years of schooling were more likely to use condoms (PR = 3.94; 95% CI: 2.65-5.88). Conclusions: The prevalence of condom use among participants was low. However, individuals with higher education attainment were more likely to use it. Combined prevention is an alternative to control communicable infections, with condoms being the main prevention measure. Consequently, understanding the singularities of similar populations and the risk factors for good adherence to condom use is essential.

Health risk assessment of eight chemicals in urban drinking water in Inner Mongolia Autonomous Region in 2021 / 环境与职业医学

Background The safety of drinking water is closely related to people's health. In recent years, relevant studies have identified some health related problems with drinking water in Inner Mongolia Autonomous Region. The complex and diverse natural environment embraced by the vast jurisdiction of the region may lead to uneven drinking water quality across the region. Objective To evaluate eight chemicals including arsenic, cadmium, chromium (hexavalent), lead, mercury, fluoride, trichloromethane, and carbon tetrachloride in urban drinking water in Inner Mongolia Autonomous Region in 2021, and to provide reference for optimizing urban water supply system and ideas for further developing strategies to promote population health. Methods A total of 1228 monitoring sites were set up in urban areas of Inner Mongolia, and water samples were collected once in dry season (May) and once in wet season (August−September). Eight chemicals of interest in drinking water were detected according to the Standard examination methods for drinking water, and assessed for health risks using the health risk assessment model recommended by the United States Environmental Protection Agency (USEPA) and following the Technical guide for environmental health risk assessment of chemical exposure. Mann-Whitney U test was used to compare the concentrations of eight chemicals in urban drinking water by water seasons and water sample types. Results In 2021, a total of 2381 samples of urban drinking water were tested in the Inner Mongolia Autonomous Region, including 1195 samples in wet season and 1186 samples in dry season; 389 samples of finished water and 1992 samples of tap water. The positive rates of arsenic and fluoride were 26.25% and 96.77%, respectively. The positive rates of cadmium, chromium (hexavalent), lead, mercury, trichloromethane, and carbon tetrachloride were 6.22%, 16.63%, 6.09%, 16.67%, 18.98%, and 8.36%, respectively. The exceeding standard rate of fluoride was 4.87%. Trichloromethane and carbon tetrachloride were qualified in all samples. There were statistical differences in the concentrations of arsenic, cadmium, chromium (hexavalent), lead, and carbon tetrachloride in urban drinking water between water seasons (Z=−3.847, P<0.05; Z=2.464, P=0.014; Z=−3.129, P=0.002; Z=4.341, P<0.05; Z=4.342, P<0.05). Only fluoride concentration was found statistically different among different water sample types (Z=−2.287, P=0.022). The non-carcinogenic risks of ingestion and dermal exposure to each chemical in drinking water by water seasons and water sample types were all less than 1, but the P95 total non-carcinogenic risks of oral exposure were greater than 1. The P95 carcinogenic risks of oral exposure to some chemicals in drinking water by water seasons and water sample types were>10−4, which suggested carcinogenic risks, while the carcinogenic risks of dermal explore to chemicals were all less than 10−6. Conclusion In 2021, urban drinking water in Inner Mongolia Autonomous Region is generally safe, but arsenic, cadmium, chromium (hexavalent), lead, mercury, and fluoride still exceed the national limits, posing certain health risks.

Whole-body vibration exposure characterization in bus drivers of Haikou City: A comparison between two health risk assessment methods / 环境与职业医学

Background Long-term exposure to whole-body vibration (WBV) will affect the health of occupational drivers. However, research on the characteristics of WBV exposure by urban bus drivers and health risk evaluation is still insufficient. Objective To identify the characteristics of occupational WBV exposure of bus drivers serving 31 bus routes provided by three branches of Haikou Public Transport Group, and to evaluate their occupational health risks related to WBV. Methods A total of 31 out of 142 bus routes run by three branches of Haikou Public Transport Group were selected to monitor WBV exposure of 31 bus drivers during driving. WBV parameters such as triaxial frequency weighted acceleration (awx, awy, awz) and triaxial crest factor (CFx, CFy, CFz) of the drivers were determined with a six-channel human vibration meter. Two methods, 8-hour daily value of the weighted root mean square average weighted vibration [A(8)] based on aw and 8-hour daily value of vibration dose [VDV(8)] based on vibration dose value (VDV), were used for health risk assessment and classified WBV health risk results into three levels (high, medium, and low) by the exposure action value (EAV) and exposure limit values (ELV) for A(8) and VDV(8) recommended by ISO 2631-1:1997. The two evaluation methods, A(8) and VDV(8), were compared by Fisher's exact test. Results Regarding the WBV parameters, the vector sum of acceleration (av) was 0.321-0.680 m·s−2, the VDV of monitoring interval was 3.824-10.174 m·s−1.75, and the VDV(8) was 6.039-13.505 m·s−1.75; their values in mean ± standard deviation were (0.480±0.100) m·s−2, (6.987±2.737) m·s−1.75, and (9.773±4.540) m·s−1.75, respectively. Positive correlations were found between awx and awz, av and awz, CFx and CFy, CFy and CFz. No bus route's WBV exposure level was graded as high health risk by either A(8) or VDV(8). The number of routes graded as low health risk by A(8) was 26, while the number by VDV(8) was 12. The consistency rates of health risk levels evaluated by the two methods were 66.7% (6/9), 54.6% (6/11), and 45.5% (5/11) for the three bus group branches, respectively. The difference in WBV health risk assessment results between the two evaluation methods was not statistically significant. Conclusion Positive correlations are found between triaxial acceleration and triaxial crest factor. There is no difference in the results of using A(8) and VDV(8) to evaluate health risks of WBV in urban bus routes.

Impairments, health conditions and health risk behaviors: occurrence and associations, in the National Health Survey, Brazil, 2019 / Discapacidades, condiciones de salud y conductas de riesgo para la salud: ocurrencia y asociaciones, en la Encuesta Nacional de Salud, Brasil, 2019 / Deficiências, condições de saúde e comportamentos de risco à saúde: ocorrência e associações, na Pesquisa Nacional de Saúde, Brasil, 2019

ABSTRACT Objective To analyze association of visual, hearing, mental/intellectual, physical and multiple impairments with health conditions and health risk behaviors in Brazil. Methods This was a cross-sectional study, using data from the 2019 National Health Survey; associations between impairments and presence of cardiovascular disease (CVD), hypertension, diabetes mellitus (DM), high cholesterol, alcohol abuse and smoking were estimated using logistic regression, thus obtaining the odds ratios (OR). Results Impairment was reported by 7.6% of the 90,846 participants. Having a impairment was associated with greater odds of reporting chronic conditions, especially CVD (OR = 2.11; 95%CI 1.76;2.54) and DM (OR = 1.78; 95%CI 1.56;2.02 ); visual impairment was associated with greater odds of smoking (OR = 1.52; 95%CI 1.28;1.81); mental/intellectual impairment was inversely related to smoking (OR = 0.45; 95%CI 0.30;0.67) and alcohol abuse (OR = 0.13; 95%CI 0.06;0.26). Conclusion Having any of the impairments studied may be associated with greater odds of having chronic health conditions.

RESUMEN Objetivo Analizar la asociación entre discapacidad visual, auditiva, mental/intelectual, física y discapacidad múltiple con condiciones y conductas de riesgo para la salud en Brasil. Métodos Estudio transversal utilizando datos de la Encuesta Nacional de Salud de 2019; se estimaron, mediante regresión logística, las asociaciones entre discapacidad con la presencia de enfermedades cardiovasculares (ECV), hipertensión, diabetes, colesterol alto, consumo de alcohol y tabaquismo, obtención del odds ratio (OR). Resultados De los 90.846 participantes, el 7,6% refirió discapacidad. Tener una discapacidad se asoció con una mayor probabilidad de reportar enfermedades crónicas, especialmente ECV (OR = 2,11; IC95% 1,76;2,54) y diabetes (OR = 1,78; IC95% 1,56;2,02); la discapacidad visual se asoció con una mayor probabilidad de fumar (OR = 1,52; IC95% 1,28;1,81); la discapacidad mental/intelectual mostró una relación inversa con el tabaquismo (OR = 0,45; IC95% 0,30;0,67) y el consumo de alcohol (OR = 0,13; IC95% 0,06;0,26). Conclusión Se observó que tener alguna de las discapacidades estudiadas puede estar asociado con mayores posibilidades de tener condiciones crónicas de salud.

RESUMO Objetivo Analisar a associação de deficiências visual, auditiva, mental/intelectual, física e deficiência múltipla com as condições e comportamentos de risco à saúde no Brasil. Métodos Estudo transversal, utilizando-se dados da Pesquisa Nacional de Saúde de 2019; associações entre deficiências e presença de doença cardiovascular (DCV), hipertensão arterial, diabetes mellitus (DM), colesterol alto, consumo abusivo de álcool e tabagismo foram estimados por regressão logística, obtendo-se a razão de chances (RC). Resultados Dos 90.846 participantes, 7,6% reportaram deficiência. Ter deficiência associou-se a maiores chances de relatar condições crônicas, especialmente DCV (RC = 2,11; IC95% 1,76;2,54) e DM (RC = 1,78; IC95% 1,56;2,02); deficiência visual associou-se a maior chance de tabagismo (RC = 1,52; IC95% 1,28;1,81); deficiência mental/intelectual apresentou relação inversa com tabagismo (RC = 0,45; IC95% 0,30;0,67) e consumo abusivo de álcool (RC = 0,13; IC95% 0,06;0,26). Conclusão Apresentar alguma das deficiências estudadas pode-se associar a maiores chances de ter condições crônicas de saúde.

Desnutrición aguda en menores de cinco años en el Departamento de Boyacá (Colombia), 2017-2021 / Epidemiological surveillance of acute malnutrition in children under 5 years of age in the Department of Boyacá, Colombia, 2017 to 2021 / Desnutrição aguda em crianças com menos de cinco anos de idade no Departamento de Boyacá (Colômbia), 2017-2021

Introducción: La desnutrición es un problema de salud pública que afecta a los menores de cinco años. En Colombia, en 2021, se notificaron al Sistema de Vigilancia en Salud Pública 15 924 casos de desnutrición aguda, con una prevalencia de 0,41 por cada 100 niños menores de 5 años; mientras que el Departamento de Boyacá tuvo una prevalencia de 0,54 por cada 100 menores de 5 años. Por ello, es importante estudiar factores de riesgo de la des-nutrición para generar información que permita la toma de decisiones en el departamento. Objetivo: Describir el comportamiento epidemiológico de la desnutrición aguda en menores de cinco años en el Departamento de Boyacá durante el periodo 2017-2021. Materiales y métodos: Se realizó un estudio observacional descriptivo de corte trasversal analítico. Se calcularon fre-cuencias absolutas y porcentajes, medidas de tendencia central y dispersión y odds ratio como medida de asociación.Resultados: De los 2254 datos analizados, el 55,37 % correspondieron al sexo masculino, el 88,08 % pertenecía al régimen subsidiado, el 50,80 % vivía en áreas rurales dispersos y el estrato socioeconómico 1 aportó el 51,33 % de la información. Se identificaron como factores de riesgo de desnutrición aguda severa la lactancia materna menor a 6 meses (OR = 1,96; 1,61-2,39) y el inicio de la alimentación complementaria antes de los 6 meses (OR = 2,12; 1,72-2,59). Conclusión: Es importantefortalecer los programas y políticas en salud con el fin de velar por la atención integral y oportuna de los menores de cinco años.

Introduction: Malnutrition is a public health problem that affects children under five years of age. In Colombia in 2021, 15,924 cases of acute malnutrition were reported to the public health surveillance system, with a prevalence of 0.41 per 100 children under 5 years of age, while the department of Boyacá had a prevalence of 0.54 per every 100 children under 5 years of age. In this way, the impor-tance of studies of risk factors for malnutrition is determined to generate strategies that favor public health and improve the nutritional conditions of the child population. Objective: To describe the epidemiological behavior of acute malnutrition in children under 5 years of age in the department of Boyacá during the period 2017 to 2021. Materials and methods: An analytical cross-sectional descriptive observational study was carried out, absolute frequencies and percentages were calculated, measures central tendency and dispersion and OR as a measure of association. Results: Of the 2254 data analyzed, 55.37% were male, 88.08% are from the subsidized regime, 50.80% are dispersed rural area and socioeconomic stratum 1 contributed 51.33%. Breastfeeding for less than 6 months (OR = 1.96; 1.61-2.39) and the start of complementary feeding before 6 months (OR = 2.12; 1.72-2.59) were identified as risk factors for severe acute malnutrition. Conclusion: It is important to strengthen health programs and policies in order to ensure comprehensive and timely care for children under five years of age

Introdução: A desnutrição é um problema de saúde pública que afeta crianças com menos de cinco anos de idade. Na Colômbia, em 2021, 15.924 casos de desnutrição aguda foram notificados ao Sistema de Vigilância em Saúde Pública, com uma prevalência de 0,41 por 100 crianças com menos de 5 anos de idade, enquanto o Departamento de Boyacá teve uma prevalência de 0,54 por 100 crianças com menos de 5 anos de idade. Portanto, é importante estudar os fatores de risco para a desnutrição a fim de gerar informações para a tomada de decisões no Departamento. Objetivo: descrever o comportamento epidemiológico da desnutrição aguda em crianças com menos de cinco anos de idade no Departamento de Boyacá durante o período de 2017 a 2021. Materiais e métodos: Foi realizado um estudo observacional descritivo, transversal, analítico. Foram calculadas frequências absolutas e porcentagens, medidas de tendência central e dispersão e odds ratio como medida de associação. Resultados: Dos 2.254 dados analisados, 55,37% eram do sexo masculino, 88,08% pertenciam ao regime subsidiado, 50,80% viviam em áreas rurais dispersas e o estrato socioeconômico 1 representa-va 51,33% das informações. O aleitamento materno por menos de 6 meses (OR = 1,96; 1,61-2,39) e o início da alimentação complementar antes dos 6 meses (OR = 2,12; 1,72-2,59) foram identificados como fatores de risco para desnutrição aguda grave. Conclusão: É importante fortalecer os progra-mas e as políticas de saúde para garantir atendimento abrangente e oportuno para crianças menores de cinco anos

Evidence of the adverse effects of air pollution on the population's health in Spain: analysis of the economic costs of premature deaths / Evidencias sobre los efectos adversos de la contaminación atmosférica en la salud de la población de España: análisis de los costes económicos de las muertes prematuras / Evidências sobre os efeitos adversos da poluição do ar sobre a saúde da população na Espanha: análise dos custos econômicos das mortes prematuras

Abstract: Exposure to ambient air pollution increases mortality and morbidity, leading disabilities, and premature deaths. Air pollution has been identified as a leading cause of global disease burden, especially in low- and middle-income countries in 2015 (Global Burden of Diseases, Injuries and Risk Factors Study, 2015). This study explores the relation between mortality rates and particulate matter (PM) concentrations in the 50 Spanish regions for the period 2002-2017. Moreover, we estimated the premature deaths due to PM in Spain according to welfare and production losses in 2017. Random-effects models were developed to evaluate the relation between mortality rates and PM concentrations. The economic cost of premature deaths was assessed using the Willingness to Pay approach to quantify welfare losses and the Human Capital method to estimate production losses. PM10 concentrations are positively related to mortality due to respiratory diseases and stroke. Based on 10,342 premature deaths in 2017, losses in welfare amount to EUR 36,227 million (3.1% of Spanish GDP). The economic value of current and future production losses reached EUR 229 million (0.02% of GDP). From a social perspective, air pollution is a public health concern that greatly impacts health and quality of life. Results highlight the need to implement or strengthen regulatory, fiscal, and health public policies to substantially benefit the population's health by reducing their exposure to air pollution.

Resumen: La exposición a la contaminación atmosférica aumenta la mortalidad y la morbilidad, lo que conduce a la discapacidad y a la muerte prematura. La contaminación del aire se identificó como una de las principales causas de la carga mundial de enfermedades, sobre todo en países de ingresos bajos y medianos en el 2015 (Global Burden of Diseases, Injuries and Risk Factors Study, 2015). Este artículo explora la relación entre las tasas de mortalidad y la concentración de material particulado (PM) en las 50 regiones españolas desde el 2002 hasta el 2017. Además, se realizó una estimación de las muertes prematuras provocadas por PM en España en términos de bienestar y pérdidas de producción en el 2017. Se desarrollaron modelos de efectos aleatorios para estudiar la relación entre las tasas de mortalidad y las concentraciones de PM. El costo económico de las muertes prematuras se evaluó usando el enfoque "disposición a pagar" para monetizar las pérdidas de bienestar y el método del capital humano para estimar las pérdidas de producción. Las concentraciones de PM10 están positivamente asociadas con la mortalidad por enfermedades respiratorias y accidente cerebrovascular. Con base en 10.342 muertes prematuras en el 2017, las pérdidas en el bienestar social ascendieron a EUR 36.227 millones (3,1% del PIB español). El valor económico de las pérdidas de producción presentes y futuras llegó a EUR 229 millones (0,02% del PIB). Desde un punto de vista social, la contaminación del aire es un problema de salud pública que tiene un gran impacto en la salud y en la calidad de vida. Los resultados ponen de manifiesto la necesidad de implementar o de fortalecer políticas públicas regulatorias, fiscales y de salud para obtener beneficios sustanciales para la salud con la reducción de la exposición.

Resumo: A exposição à poluição do ar ambiente aumenta a mortalidade e a morbidade, levando a incapacidades e mortes prematuras. A poluição do ar foi identificada como uma das principais causas da carga global de doenças, principalmente em países de baixa e média renda em 2015 (Global Burden of Diseases, Injuries and Risk Factors Study, 2015). Este artigo explora a relação entre as taxas de mortalidade e a concentração de material particulado (PM) nas 50 regiões espanholas de 2002 a 2017. Além disso, foi realizada uma estimativa das mortes prematuras causadas por PM na Espanha em termos de bem-estar e perdas de produção em 2017. Modelos de efeitos aleatórios foram desenvolvidos para estudar a relação entre as taxas de mortalidade e as concentrações de PMP. O custo econômico das mortes prematuras foi avaliado usando a abordagem "disposição a pagar" para monetizar as perdas de bem-estar e o método do capital humano para estimar as perdas de produção. As concentrações de PM10 estão positivamente associadas à mortalidade por doenças respiratórias e acidente vascular cerebral. Com base em 10.342 mortes prematuras em 2017, as perdas no bem-estar social subiram para EUR 36,227 bilhões (3,1% do PIB espanhol). O valor econômico das perdas de produção presentes e futuras atingiu os EUR 229 milhões (0,02% do PIB). Do ponto de vista social, a poluição do ar é um problema de saúde pública que tem grande impacto na saúde e na qualidade de vida. Os resultados evidenciam a necessidade de implementar ou fortalecer políticas públicas regulatórias, fiscais e de saúde para obter benefícios substanciais à saúde com a redução da exposição.

Exposure characteristics of common chemical pollutants and health risk assessment in indoor air of barber shops and beauty salons in Liaocheng City / 环境与职业医学

Background The presence of formaldehyde, ammonia, benzene, toluene, and xylene in indoor air of public places has been confirmed to cause health damage. The employees of barber and beauty shops are exposed to relatively enclosed space for a long time, and could surfer more serious health risks from indoor air chemical pollutants. Objective To analyze the concentrations of common indoor air chemical pollutants in barber shops and beauty salons in Liaocheng City, and explore potential health risks of the pollutants for employees. Methods Using a stratified randomized sampling method, 8 to 10 barber shops and 5 to 10 beauty salons were selected in the main urban area of Liaocheng City to conduct monitoring of the sanitary conditions of public places in winter and summer every year from 2016 to 2021; the indoor air concentrations of formaldehyde, ammonia, benzene, toluene, and xylene in the selected sites were measured, and a questionnaire survey was conducted to collect exposure characteristics of indoor pollutants. The concentration distributions of the five chemical pollutants were obtained from the monitoring data for 6 consecutive years, and the health risk assessment model recommended by the U.S. Environmental Protection Agency was used to perform health risk assessment of inhalation exposure. Results In 2016–2021, the median indoor air concentrations of formaldehyde, ammonia, benzene, toluene, and xylene in the two types of sites were lower than the limits of Hygienic Indicators and Limits for Public Places (GB 37488-2019), but the concentrations of some monitoring sites were higher than the limits. The disqualification rates of the five pollutants in the barber shops were 16.8%, 2.7%, 2.4%, 6.4%, and 12.0%, respectively. The disqualification rate of formaldehyde was the highest in all pollutants (22.0%), while the disqualification rates of ammonia, toluene, and xylene were 1.3%, 2.0%, and 2.0% in beauty salons respectively. Both formaldehyde and benzene were found to have carcinogenic risks (CR) in the two types of public places. Both median values of CR were greater than 1.0×10−6, and both maximum values were greater than 1.0×10−4. Formaldehyde had the highest non-carcinogenic risk in the indoor air of barber shops and beauty salons. The median non-carcinogenic hazard quotients (HQ) of formaldehyde were both greater than 1, and the maximum values were 16.72 and 12.19 times of the standard value; ammonia and toluene had the lowest non-carcinogenic risks, and their maximum values of HQ were less than 1; the median HQs of benzene and xylene were far less than 1, but their maximum risk values of barber shop were greater than 1. Conclusion For the sake of worker's health, formaldehyde and benzene should be the indoor air pollutant control priority for barber shops and beauty salons in Liaocheng; formaldehyde poses the most serious health hazard to practitioners and should be given high attention and necessary measures to reduce the hazard; benzene poses certain carcinogenic risks, with some of its highest values exceeding 10−4, which is higher than the recommended safety threshold.

Construction of AQHI based on joint effects of multi-pollutants in 5 provinces of China / 环境与职业医学

Background Air pollution is a major public health concern. Air Quality Health Index (AQHI) is a very important air quality risk communication tool. However, AQHI is usually constructed by single-pollutant model, which has obvious disadvantages. Objective To construct an AQHI based on the joint effects of multiple air pollutants (J-AQHI), and to provide a scientific tool for health risk warning and risk communication of air pollution. Methods Data on non-accidental deaths in Yunnan, Guangdong, Hunan, Zhejiang, and Jilin provinces from January 1, 2013 to December 31, 2018 were obtained from the corresponding provincial disease surveillance points systems (DSPS), including date of death, age, gender, and cause of death. Daily meteorological (temperature and relative humidity) and air pollution data (SO2, NO2, CO, PM2.5, PM10, and maximum 8 h O3 concentrations) at the same period were respectively derived from China Meteorological Data Sharing Service System and National Urban Air Quality Real-time Publishing Platform. Lasso regression was first applied to select air pollutants, then a time-stratified case-crossover design was applied. Each case was matched to 3 or 4 control days which were selected on the same days of the week in the same calendar month. Then a distributed lag nonlinear model (DLNM) was used to estimate the exposure-response relationship between selected air pollutants and mortality, which was used to construct the AQHI. Finally, AQHI was classified into four levels according to the air pollutant guidance limit values from World Health Organization Global Air Quality Guidelines (AQG 2021), and the excess risks (ERs) were calculated to compare the AQHI based on single-pollutant model and the J-AQHI based on multi-pollutant model. Results PM2.5, NO2, SO2, and O3 were selected by Lasso regression to establish DLNM model. The ERs for an interquartile range (IQR) increase and 95% confidence intervals (CI) for PM2.5, NO2, SO2 and O3 were 0.71% (0.34%–1.09%), 2.46% (1.78%–3.15%), 1.25% (0.9%–1.6%), and 0.27% (−0.11%–0.65%) respectively. The distribution of J-AQHI was right-skewed, and it was divided into four levels, with ranges of 0-1 for low risk, 2-3 for moderate risk, 4-5 for high health risk, and ≥6 for severe risk, and the corresponding proportions were 11.25%, 64.61%, 19.33%, and 4.81%, respectively. The ER (95%CI) of mortality risk increased by 3.61% (2.93–4.29) for each IQR increase of the multi-pollutant based J-AQHI , while it was 3.39% (2.68–4.11) for the single-pollutant based AQHI . Conclusion The J-AQHI generated by multi-pollutant model demonstrates the actual exposure health risk of air pollution in the population and provides new ideas for further improvement of AQHI calculation methods.