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1.
Int J Health Geogr ; 22(1): 17, 2023 07 31.
Artículo en Inglés | MEDLINE | ID: mdl-37525198

RESUMEN

BACKGROUND: Seasonal floods pose a commonly-recognised barrier to women's access to maternal services, resulting in increased morbidity and mortality. Despite their importance, previous GIS models of healthcare access have not adequately accounted for floods. This study developed new methodologies for incorporating flood depths, velocities, and extents produced with a flood model into network- and raster-based health access models. The methodologies were applied to the Barotse Floodplain to assess flood impact on women's walking access to maternal services and vehicular emergency referrals for a monthly basis between October 2017 and October 2018. METHODS: Information on health facilities were acquired from the Ministry of Health. Population density data on women of reproductive age were obtained from the High Resolution Settlement Layer. Roads were a fusion of OpenStreetMap and data manually delineated from satellite imagery. Monthly information on floodwater depth and velocity were obtained from a flood model for 13-months. Referral driving times between delivery sites and EmOC were calculated with network analysis. Walking times to the nearest maternal services were calculated using a cost-distance algorithm. RESULTS: The changing distribution of floodwaters impacted the ability of women to reach maternal services. At the peak of the dry season (October 2017), 55%, 19%, and 24% of women had walking access within 2-hrs to their nearest delivery site, EmOC location, and maternity waiting shelter (MWS) respectively. By the flood peak, this dropped to 29%, 14%, and 16%. Complete inaccessibility became stark with 65%, 76%, and 74% unable to access any delivery site, EmOC, and MWS respectively. The percentage of women that could be referred by vehicle to EmOC from a delivery site within an hour also declined from 65% in October 2017 to 23% in March 2018. CONCLUSIONS: Flooding greatly impacted health access, with impacts varying monthly as the floodwave progressed. Additional validation and application to other regions is still needed, however our first results suggest the use of a hydrodynamic model permits a more detailed representation of floodwater impact and there is great potential for generating predictive models which will be necessary to consider climate change impacts on future health access.


Asunto(s)
Inundaciones , Accesibilidad a los Servicios de Salud , Servicios de Salud Materna , Estaciones del Año , Zambia/epidemiología , Sistemas de Información Geográfica , Salud Materna , Humanos , Femenino , Embarazo , Instituciones de Salud , Adulto
2.
Int J Health Plann Manage ; 37(2): 1075-1088, 2022 Mar.
Artículo en Inglés | MEDLINE | ID: mdl-34841573

RESUMEN

There has been a growing use of social media by patients to share their healthcare experiences and produce information that can be helpful to other patients seeking healthcare services. These stories can reveal issues in healthcare quality. However, faced with the inherent risks of social media, healthcare providers have been skeptical about the value of these stories, and many healthcare systems have adopted restrictive and protective policies to control the use of social media by healthcare providers. This study explores healthcare providers' and administrators' perspectives on patient stories on social media and whether they can use the stories to evaluate healthcare experiences. Semi-structured interviews (n = 21) were conducted with healthcare providers and administrators, including physicians, nurses, and quality managers in Ontario, Canada, between April 2018 and May 2019. Inductive and data-driven thematic analysis was used to analyze the data. Several barriers prevent healthcare providers from realizing the benefits of social media, including concerns about the quality of patients' feedback, the professional codes of conduct, and the time and effort required to process these stories. The study findings suggest that cultural changes in the healthcare system might be required to foster the use of social media for healthcare quality improvement and enable the development of a safe patient-provider communication environment that facilitates the exchange of constructive feedback between the two parties without the fear of legal consequences, breaches of patient privacy, or violation of professional codes of conduct.


Asunto(s)
Medios de Comunicación Sociales , Personal Administrativo , Personal de Salud , Humanos , Ontario , Investigación Cualitativa
3.
Int J Health Plann Manage ; 36(4): 1189-1206, 2021 Jul.
Artículo en Inglés | MEDLINE | ID: mdl-33829549

RESUMEN

BACKGROUND: Patient experience has a direct impact on patients' engagement in healthcare, their commitment to treatment plans, and their relationship with their healthcare providers, all of which can impact their health outcomes. The complexity of the healthcare system, the increasing health needs of the population, and the priority and knowledge differences among healthcare stakeholders impact how they conceptualize and seek to achieve the ideal patient experience and the weights that they give to different elements of this experience. AIMS: This study sought to understand the perspectives of healthcare providers and administrators in Ontario regarding the factors affecting the patient experience. MATERIALS & METHODS: Qualitative data were collected between April 2018 and May 2019. Twenty-one semi-structured interviews were conducted. Interviewees included physicians, nurses, optometrists, dietitians, quality managers, and policymakers. Thematic analysis was used to analyse the data, utilizing and extending a previously developed patient experience framework. RESULTS: Several themes emerged in the data, and they represent two perspectives on patient experience: the biomedical perspective, which prioritizes health outcomes and gives high weights to healthcare experience factors that can be controlled by healthcare providers, while ignoring other factors, and the sociopolitical perspective, which recognizes the impacts of healthcare politics and the social context of health on patient experience in Ontario. CONCLUSION: The study is timely in light of the current changes in the Ontario healthcare system and the healthcare reform started by the new government, as it sheds light on the possible negative impact of healthcare policy and politics on patient experience.


Asunto(s)
Personal Administrativo , Personal de Salud , Humanos , Ontario , Evaluación del Resultado de la Atención al Paciente , Política , Investigación Cualitativa
4.
Environ Res ; 179(Pt B): 108830, 2019 12.
Artículo en Inglés | MEDLINE | ID: mdl-31678728

RESUMEN

BACKGROUND: Gestational cadmium exposure may impair fetal growth. Coal smoke has largely been unexplored as a source of cadmium exposure. We investigated the relationship between gestational cadmium exposure and fetal growth, and assessed coal smoke as a potential source of airborne cadmium, among non-smoking pregnant women in Ulaanbaatar, Mongolia, where coal combustion in home heating stoves is a major source of outdoor and indoor air pollution. METHODS: This observational study was nested within the Ulaanbaatar Gestation and Air Pollution Research (UGAAR) study, a randomized controlled trial of portable high efficiency particulate air (HEPA) filter air cleaner use during pregnancy, fetal growth, and early childhood development. We measured third trimester blood cadmium concentrations in 374 out of 465 participants who had a live birth. We used multiple linear and logistic regression to assess the relationships between log2-transformed maternal blood cadmium concentrations and birth weight, length, head circumference, ponderal index, low birth weight, small for gestational age, and preterm birth in crude and adjusted models. We also evaluated the relationships between log2-transformed blood cadmium concentrations and the density of coal-burning stoves within 5000 m of each participant's apartment as a proxy of coal smoke emissions from home heating stoves. RESULTS: The median (25th,75th percentile) blood cadmium concentration was 0.20 (0.15, 0.29) µg/L. A doubling of blood cadmium was associated with a 95 g (95% CI: 34, 155 g) reduction in birth weight in adjusted models. An interquartile range increase in coal stove density (from 3.4 to 4.9 gers/hectare) surrounding participants' apartments was associated with a 12.2% (95% CI: 0.3, 25.6%) increase in blood cadmium concentrations. CONCLUSIONS: Gestational cadmium exposure was associated with reduced birth weight. In settings where coal is a widely used fuel, cadmium may play a role in the putative association between air pollution and impaired fetal growth.


Asunto(s)
Contaminantes Atmosféricos/toxicidad , Cadmio/toxicidad , Carbón Mineral/toxicidad , Desarrollo Fetal/efectos de los fármacos , Contaminación del Aire/estadística & datos numéricos , Peso al Nacer , Niño , Preescolar , Femenino , Humanos , Recién Nacido , Exposición Materna/estadística & datos numéricos , Mongolia , Material Particulado , Embarazo
5.
Global Health ; 13(1): 39, 2017 06 27.
Artículo en Inglés | MEDLINE | ID: mdl-28655318

RESUMEN

BACKGROUND: The Sustainable Development Goals call for the effective governance of shared natural resources in ways that support inclusive growth, safeguard the integrity of the natural and physical environment, and promote health and well-being for all. For large-scale resource extraction projects -- e.g. in the mining sector -- environmental regulations and in particular environmental impact assessments (EIA) provide an important but insufficiently developed avenue to ensure that wider sustainable development issues, such as health, have been considered prior to the permitting of projects. METHODS: In recognition of the opportunity provided in EIA to influence the extent to which health issues would be addressed in the design and delivery of mining projects, an international and intersectoral partnership, with the support of WHO and public funds from Canadian sources, engaged over a period of six years in a series of capacity development activities and knowledge translation/dissemination events aimed at influencing policy change in the extractives sector so as to include consideration of human health impacts. RESULTS: Early efforts significantly increased awareness of the need to include health considerations in EIAs. Coupling effective knowledge translation about health in EIA with the development of networks that fostered good intersectoral partnerships, this awareness supported the development and implementation of key pieces of legislation. These results show that intersectoral collaboration is essential, and must be supported by an effective conceptual understanding about which methods and models of impact assessment, particularly for health, lend themselves to integration within EIA. CONCLUSIONS: The results of our partnership demonstrate that when specific conditions are met, integrating health into the EIA system represents a promising avenue to ensure that mining activities contribute to wider sustainable development goals and objectives.


Asunto(s)
Conservación de los Recursos Naturales , Minería , Salud Pública , Canadá , Evaluación del Impacto en la Salud , Política de Salud , Investigación sobre Servicios de Salud , Humanos , Mongolia
6.
BMC Health Serv Res ; 15: 187, 2015 May 03.
Artículo en Inglés | MEDLINE | ID: mdl-25935557

RESUMEN

BACKGROUND: Medical tourism is the practice of traveling across international boundaries in order to access medical care. Residents of low-to-middle income countries with strained or inadequate health systems have long traveled to other countries in order to access procedures not available in their home countries and to take advantage of higher quality care elsewhere. In Mongolia, for example, residents are traveling to China, Japan, Thailand, South Korea, and other countries for care. As a result of this practice, there are concerns that travel abroad from Mongolia and other countries risks impoverishing patients and their families. METHODS: In this paper, we present findings from 15 interviews with Mongolian medical tourism stakeholders about the impacts of, causes of, and responses to outbound medical tourism. These findings were developed using a case study methodology that also relied on tours of health care facilities and informal discussions with citizens and other stakeholders during April, 2012. RESULTS: Based on these findings, health policy changes are needed to address the outflow of Mongolian medical tourists. Key areas for reform include increasing funding for the Mongolian health system and enhancing the efficient use of these funds, improving training opportunities and incentives for health workers, altering the local culture of care to be more supportive of patients, and addressing concerns of corruption and favouritism in the health system. CONCLUSIONS: While these findings are specific to the Mongolian health system, other low-to-middle income countries experiencing outbound medical tourism will benefit from consideration of how these findings apply to their own contexts. As medical tourism is increasing in visibility globally, continued research on its impacts and context-specific policy responses are needed.


Asunto(s)
Atención a la Salud , Política de Salud , Turismo Médico , Femenino , Programas de Gobierno , Personal de Salud , Planificación en Salud , Humanos , Entrevistas como Asunto , Asistencia Médica , Mongolia , Investigación Cualitativa
7.
Health Policy Plan ; 38(9): 996-1005, 2023 Oct 11.
Artículo en Inglés | MEDLINE | ID: mdl-37655995

RESUMEN

Recent decades of improvements to routine health information systems in low- and middle-income countries (LMICs) have increased the volume of health data collected. However, countries continue to face several challenges with quality production and use of information for decision-making at sub-national levels, limiting the value of health information for policy, planning and research. Improving the quality of data production and information use is thus a priority in many LMICs to improve decision-making and health outcomes. This qualitative study identified the challenges of producing and using routine health information in Western Province, Zambia. We analysed the interview responses from 37 health and social sector professionals at the national, provincial, district and facility levels to understand the barriers to using data from the Zambian health management information system (HMIS). Respondents raised several challenges that we categorized into four themes: governance and health system organization, geographic barriers, technical and procedural barriers, and challenges with human resource capacity and staff training. Staff at the facility and district levels were arguably the most impacted by these barriers as they are responsible for much of the labour to collect and report routine data. However, facility and district staff had the least authority and ability to mitigate the barriers to data production and information use. Expectations for information use should therefore be clearly outlined for each level of the health system. Further research is needed to understand to what extent the available HMIS data address the needs and purposes of the staff at facilities and districts.

8.
New Solut ; 31(1): 48-64, 2021 05.
Artículo en Inglés | MEDLINE | ID: mdl-33705238

RESUMEN

Scholarship on the health impacts of resource extraction displays prominent gaps and apparent corporate and neocolonial footprints that raise questions about how science is produced. We analyze production of knowledge, on the health impacts of mining, carried out in relation to the Canadian International Resources and Development Institute (CIRDI), a university-based organization with substantial extractive industry involvement and links to Canada's mining-dominated foreign policy. We use a "political ecology of knowledge" framework to situate CIRDI in the context of neoliberal capitalism, neocolonial sustainable development discourses, and mining industry corporate social responsibility techniques. We then document the interactions of specific health disciplinary conventions and knowledges within CIRDI-related research and advocacy efforts involving a major Canadian global health organization. This analysis illustrates both accommodation and resistance to large-scale political economic structures and the need to directly confront the global North governments and sectors pushing extractive-led neoliberal development globally.ResumenLa investigación sobre los impactos en la salud de la extracción de recursos naturales delata brechas importantes y huellas corporativas y neocoloniales, que plantean dudas acerca de cómo se produce la ciencia. Analizamos la producción de conocimiento sobre los impactos en la salud de la minería en relación con el Instituto Canadiense de Desarrollo y Recursos Internacionales (CIRDI, siglas en inglés), una organización universitaria que cuenta con participación sustancial de la industria extractiva y tiene vínculos con la política exterior de Canadá, la cual es dominada por intereses mineros. Utilizamos un marco de "ecología política del conocimiento" para situar a CIRDI en el contexto del capitalismo neoliberal, los discursos neocoloniales de desarrollo sostenible y las técnicas de responsabilidad social corporativa de la industria minera. Luego, documentamos las interacciones entre los conocimientos y convenciones disciplinarias de salud dentro de los esfuerzos de investigación y promoción relacionados con CIRDI que involucran a una importante organización canadiense de salud global. Este análisis muestra tanto la complacencia como la resistencia a las estructuras políticas económicas a gran escala, y la necesidad de confrontar directamente a los gobiernos y sectores del Norte global que manejan el desarrollo neoliberal impulsado por la extracción a nivel mundial.


Asunto(s)
Salud Global , Mineros , Canadá , Humanos
9.
Glob Public Health ; 15(6): 805-817, 2020 06.
Artículo en Inglés | MEDLINE | ID: mdl-32013785

RESUMEN

This article outlines an agenda for political science engagement with global mental health. Other social sciences have tackled the topic, investigating such questions as the link between poverty and mental health disorders. Political science is noticeably absent from these explorations. This is striking because mental health disorders affect one billion people globally, governments spend only about 2% of their health budgets on these disorders, and most people lack access to treatment. With its focus on power, political science could deepen knowledge on vulnerabilities to mental illness and explain weak policy responses. By illustrating how various forms of power pertaining to governance, knowledge, and moral authority work through the concepts of issue framing, collective action, and institutions, the article shows that political science can deepen knowledge on this global health issue. Political science can analyse how incomplete knowledge leads to contentious framing, thus hobbling advocacy. It can explain why states shirk their obligations in mental health, and it can question how incentives drive mental health mobilisation. The discipline can uncover how power undergirds institutional responses to global mental health at the international, national, and community levels. Political science should collaborate with other social sciences in research networks to improve policy outcomes.


Asunto(s)
Salud Global , Salud Mental , Política de Salud , Humanos , Política , Pobreza
10.
Environ Pollut ; 245: 746-753, 2019 Feb.
Artículo en Inglés | MEDLINE | ID: mdl-30500754

RESUMEN

BACKGROUND: Indoor and outdoor fine particulate matter (PM2.5) are both leading risk factors for death and disease, but making indoor measurements is often infeasible for large study populations. METHODS: We developed models to predict indoor PM2.5 concentrations for pregnant women who were part of a randomized controlled trial of portable air cleaners in Ulaanbaatar, Mongolia. We used multiple linear regression (MLR) and random forest regression (RFR) to model indoor PM2.5 concentrations with 447 independent 7-day PM2.5 measurements and 87 potential predictor variables obtained from outdoor monitoring data, questionnaires, home assessments, and geographic data sets. We also developed blended models that combined the MLR and RFR approaches. All models were evaluated in a 10-fold cross-validation. RESULTS: The predictors in the MLR model were season, outdoor PM2.5 concentration, the number of air cleaners deployed, and the density of gers (traditional felt-lined yurts) surrounding the apartments. MLR and RFR had similar performance in cross-validation (R2 = 50.2%, R2 = 48.9% respectively). The blended MLR model that included RFR predictions had the best performance (cross validation R2 = 81.5%). Intervention status alone explained only 6.0% of the variation in indoor PM2.5 concentrations. CONCLUSIONS: We predicted a moderate amount of variation in indoor PM2.5 concentrations using easily obtained predictor variables and the models explained substantially more variation than intervention status alone. While RFR shows promise for modelling indoor concentrations, our results highlight the importance of out-of-sample validation when evaluating model performance. We also demonstrate the improved performance of blended MLR/RFR models in predicting indoor air pollution.


Asunto(s)
Contaminación del Aire Interior/análisis , Exposición Materna , Modelos Teóricos , Material Particulado/análisis , Filtros de Aire , Monitoreo del Ambiente/métodos , Femenino , Humanos , Modelos Lineales , Mongolia , Tamaño de la Partícula , Embarazo , Ensayos Clínicos Controlados Aleatorios como Asunto , Estaciones del Año
12.
Soc Sci Med ; 66(9): 1990-8, 2008 May.
Artículo en Inglés | MEDLINE | ID: mdl-18313821

RESUMEN

Studies have suggested that cultural beliefs, such as those underlying religious social occasions and superstitions, have both positive and negative effects on mortality rates. Many people in Southern China believe that there are wandering ghosts who were released from hell during the lunar month of July (ghost month: mostly August in the Gregorian calendar): people therefore avoid unnecessary risky activities during ghost month. The aim of this study was to examine whether unintentional drowning deaths decreased during ghost month, using a matched control design and mortality data of Taiwan between 1981 and 2005. Results show that overall days-adjusted monthly death rate in ghost month days in Gregorian August was 1.37 (per 1,000,000). This was significantly lower than those in non-ghost month days, which was 1.67. The mean number of deaths in ghost months was lower than that in the matched controls, which was -3.2 deaths (-2.6 to -3.5) during weekends and -4.5 deaths (-2.2 to -7.2) during weekdays. The differences were more prominent in men than in women. For other main causes of death, we did not find persistent significant differences throughout the four matched controls. In conclusion, our findings support the death-dip hypothesis. Possible mechanisms are that people who believe in the ghost month might either decrease their exposure to water-related activities or involve themselves less in risky behaviours during ghost month, as a kind of risk compensation, consequently resulting in a reduction in the number of drowning deaths. As such we conclude that cultural factors should be taken into consideration when designing injury prevention programs.


Asunto(s)
Características Culturales , Ahogamiento/mortalidad , Asunción de Riesgos , China/epidemiología , Femenino , Humanos , Masculino , Distribución por Sexo , Taiwán/epidemiología
13.
Health Place ; 51: 125-135, 2018 05.
Artículo en Inglés | MEDLINE | ID: mdl-29602023

RESUMEN

Policy makers and health geographers are increasingly intrigued by the global rise of chronic disease. While current engagement coalesce around cardiovascular disease, cancers, chronic respiratory disease, and diabetes, very little attention has been given to other important chronic conditions: e.g., allergic disease. Concerns about how health is shaped by context and experienced in place can provide important insights to understand the trajectory of allergic disease and inform policy especially in developing countries experiencing an epidemiologic transition. Using Ghana as a case study. this paper draw on theories of political ecology of health to enhance our understanding of how individual (e.g. care seeking behaviours), sociocultural (e.g. lack of education and awareness), health system (e.g. absence of logistics) and policy environments (e.g. absence of policy) influence the ways in which food allergy is perceived, diagnosed and managed. These findings highlight the need for decision makers to target structural factors that impede access to and utilization of healthcare, diagnostic practices, as well as food allergy coping and management strategies. Moreover, the findings highlight the need for a global health agenda that pays critical attention to place-based factors in the construction of emerging health risks.


Asunto(s)
Actitud Frente a la Salud , Hipersensibilidad a los Alimentos/diagnóstico , Hipersensibilidad a los Alimentos/terapia , Salud Global , Política de Salud , Adolescente , Concienciación , Niño , Preescolar , Enfermedad Crónica , Países en Desarrollo , Femenino , Ghana , Humanos , Lactante , Entrevistas como Asunto , Masculino , Medición de Riesgo , Adulto Joven
14.
Sci Total Environ ; 615: 1379-1389, 2018 Feb 15.
Artículo en Inglés | MEDLINE | ID: mdl-29751442

RESUMEN

BACKGROUND: Portable HEPA filter air cleaners can reduce indoor fine particulate matter (PM2.5), but their use has not been adequately evaluated in high pollution settings. We assessed air cleaner effectiveness in reducing indoor residential PM2.5 and second hand smoke (SHS) exposures among non-smoking pregnant women in Ulaanbaatar, Mongolia. METHODS: We randomized 540 participants to an intervention group receiving 1 or 2 HEPA filter air cleaners or a control group receiving no air cleaners. We followed 259 intervention and 253 control participants to the end of pregnancy. We measured one-week indoor residential PM2.5 concentrations in early (~11weeks gestation) and late (~31weeks gestation) pregnancy and collected outdoor PM2.5 data from centrally-located government monitors. We assessed blood cadmium in late pregnancy. Hair nicotine was quantified in a subset (n=125) to evaluate blood cadmium as a biomarker of SHS exposure. We evaluated air cleaner effectiveness using mixed effects and multiple linear regression models and used stratified models and interaction terms to evaluate potential modifiers of effectiveness. RESULTS: The overall geometric mean (GM) one-week outdoor PM2.5 concentration was 47.9µg/m3 (95% CI: 44.6, 51.6µg/m3), with highest concentrations in winter (118.0µg/m3; 110.4, 126.2µg/m3). One-week indoor and outdoor PM2.5 concentrations were correlated (r=0.69). Indoor PM2.5 concentrations were 29% (21, 37%) lower in intervention versus control apartments, with GMs of 17.3µg/m3 (15.8, 18.8µg/m3) and 24.5µg/m3 (22.2, 27.0µg/m3), respectively. Air cleaner effectiveness was greater when air cleaners were first deployed (40%; 31, 48%) than after approximately five months of use (15%; 0, 27%). Blood cadmium concentrations were 14% (4, 23%) lower among intervention participants, likely due to reduced SHS exposure. CONCLUSIONS: Portable HEPA filter air cleaners can lower indoor PM2.5 concentrations and SHS exposures in highly polluted settings.


Asunto(s)
Filtros de Aire , Contaminantes Atmosféricos/análisis , Contaminación del Aire/prevención & control , Exposición Materna/estadística & datos numéricos , Contaminación del Aire/estadística & datos numéricos , Contaminación del Aire Interior , Femenino , Filtración , Humanos , Exposición Materna/prevención & control , Mongolia , Embarazo , Contaminación por Humo de Tabaco/análisis , Contaminación por Humo de Tabaco/prevención & control , Contaminación por Humo de Tabaco/estadística & datos numéricos
15.
Environ Int ; 121(Pt 1): 981-989, 2018 12.
Artículo en Inglés | MEDLINE | ID: mdl-30213473

RESUMEN

BACKGROUND: Fine particulate matter (PM2.5) exposure may impair fetal growth. AIMS/OBJECTIVES: Our aim was to assess the effect of portable high efficiency particulate air (HEPA) filter air cleaner use during pregnancy on fetal growth. METHODS: The Ulaanbaatar Gestation and Air Pollution Research (UGAAR) study is a single-blind randomized controlled trial conducted in Ulaanbaatar, Mongolia. Non-smoking pregnant women recruited at ≤18 weeks gestation were randomized to an intervention (1-2 air cleaners in homes from early pregnancy until childbirth) or control (no air cleaners) group. Participants were not blinded to their intervention status. Demographic, health, and birth outcome data were obtained via questionnaires and clinic records. We used unadjusted linear and logistic regression and time-to-event analysis to evaluate the intervention. Our primary outcome was birth weight. Secondary outcomes were gestational age-adjusted birth weight, birth length, head circumference, gestational age at birth, and small for gestational age. The study is registered at ClinicalTrials.gov (NCT01741051). RESULTS: We recruited 540 participants (272 control and 268 intervention) from January 9, 2014 to May 1, 2015. There were 465 live births and 28 losses to follow up. We previously reported a 29% (95% CI: 21, 37%) reduction in indoor PM2.5 concentrations with portable HEPA filter air cleaner use. The median (25th, 75th percentile) birth weights for control and intervention participants were 3450 g (3150, 3800 g) and 3550 g (3200, 3800 g), respectively (p = 0.34). The intervention was not associated with birth weight (18 g; 95% CI: -84, 120 g), but in a pre-specified subgroup analysis of 429 term births the intervention was associated with an 85 g (95% CI: 3, 167 g) increase in mean birth weight. CONCLUSIONS: HEPA filter air cleaner use in a high pollution setting was associated with greater birth weight only among babies born at term.


Asunto(s)
Filtros de Aire , Contaminación del Aire/prevención & control , Desarrollo Fetal , Material Particulado , Adulto , Peso al Nacer , Femenino , Edad Gestacional , Humanos , Recién Nacido , Modelos Logísticos , Masculino , Embarazo , Método Simple Ciego
16.
Health Place ; 12(4): 715-27, 2006 Dec.
Artículo en Inglés | MEDLINE | ID: mdl-16290210

RESUMEN

This paper describes a web-based multimedia spatial information system used to support a study of the re-invasion of Aedes aegypti, the mosquito vector for dengue fever, in the deserts of the southwest United States/northwest Mexico. The system was developed applying Open Geospatial Consortium and World Wide Web Consortium Open Specifications and using Open Source Software. The system creates a sensory-rich environment, one which allows users to interact with the system to explore connections among data (maps, remotely sensed images, text, graphs, 360 degree panoramas and photos), visualize information, formulate their own interpretations, generate hypotheses and reach their own conclusions.


Asunto(s)
Cruzamiento , Culicidae/virología , Dengue/parasitología , Densovirinae , Geografía , Internet , Animales , Dengue/virología , Densovirinae/patogenicidad , México , Estados Unidos
17.
Can J Public Health ; 107(4-5): e390-e392, 2016 12 27.
Artículo en Inglés | MEDLINE | ID: mdl-28026703

RESUMEN

Funding options for global health research prominently include grants from corporations, as well as from foundations linked to specific corporations. While such funds can enable urgently-needed research and interventions, they can carry the risk of skewing health research priorities and exacerbating health inequities. With the objective of promoting critical reflection on potential corporate funding options for global health research, we propose a set of three questions developed through an open conference workshop and reflection on experiences of global health researchers and their institutions: 1) Does this funding allow me/us to retain control over research design, methodology and dissemination processes? 2) Does accessing this funding source involve altering my/our research agenda (i.e., what is the impact of this funding source on research priorities)? 3) What are the potential "unintended consequences" of accepting corporate funding, in terms of legitimizing corporations or models of development that are at the root of many global health problems? These questions outline an intentional and cautionary approach to decision-making when corporate funding for global health research is being considered by funding agencies, institutions, researchers and research stakeholders.


Asunto(s)
Salud Global , Relaciones Interinstitucionales , Apoyo a la Investigación como Asunto/organización & administración , Humanos
18.
Soc Sci Med ; 55(9): 1663-9, 2002 Nov.
Artículo en Inglés | MEDLINE | ID: mdl-12297250

RESUMEN

Accurate death certification is essential to high-quality mortality statistics. Physicians who certify disproportionately large numbers of deaths can significantly affect the validity of the resultant mortality data. In Taiwan in 1994, 110 death certifiers issued more than 100 death certificates each; and nine of these high-frequency certifiers issued more than 500 death certificates. We explore the cultural, political, economic, historical, and social contexts of high-frequency death certification in Taiwan. Because of the traditional belief in Taiwan that one must die at home for the soul to be incorporated into the collective ancestral tablet of the household, many families bring their loved ones home from the hospital just before death. Hospital physicians cannot legally issue a death certificate in these cases because they did not witness the dying process. Although the government introduced an administrative certification system to handle these outside-hospital deaths, the great demands of this system have attracted many 'special exam' doctors (doctors with no formal medical degree) to adopt death certification as a full-time business. In this context, it is not surprising that 'routinization' of death certification (J. Health Soc. Behav. 32 (1991) 273) has led to low-quality reporting among these certifiers. We argue that attempts to improve the quality of mortality statistics should take into account the unique sociocultural contexts of different countries.


Asunto(s)
Actitud Frente a la Muerte/etnología , Causas de Muerte , Certificado de Defunción/legislación & jurisprudencia , Médicos/normas , Recolección de Datos , Errores Diagnósticos , Documentación/normas , Atención Domiciliaria de Salud , Hospitalización , Humanos , Mortalidad , Control de Calidad , Reproducibilidad de los Resultados , Taiwán
19.
Med Anthropol Q ; 18(2): 230-57, 2004 Jun.
Artículo en Inglés | MEDLINE | ID: mdl-15272806

RESUMEN

Beginning in 1990, Mongolia, a former client state of what was then the Soviet Union, undertook liberal economic reforms. These came as a great shock to Mongolia and Mongolians, and resulted in food shortages, reports of famine, widespread unemployment, and a collapse of public health and health care. Although economic conditions have stabilized in recent years, unemployment and poverty are still at disturbingly high levels. One important consequence of the transition has been the transformation of the rural, primarily pastoral, economy. With de-collectivization, herding households have been thrown into a highly insecure subsistence mode of production, and, as a consequence, have become vulnerable to local fluctuations in rainfall and availability and quality of forage, and many now lack access to traded staples and essential commodities. Household food insecurity, malnutrition, and migration of impoverished households to provincial centers and the capital of Ulaanbaatar are one result. Reductions to investments in the health sector have also eroded the quality of services in rural areas, and restricted access to those services still functioning. Evidence suggests that women are particularly vulnerable to these political-ecological changes, and that this vulnerability is manifested in increasing rates of poor reproductive health and maternal mortality. Drawing on case-study ethnographic and epidemiological data, this article explores the links between neoliberal economic reform and maternal mortality in Mongolia.


Asunto(s)
Comercio , Mortalidad Materna/tendencias , Política , Condiciones Sociales , Poblaciones Vulnerables , Adulto , Agricultura , Antropología Cultural , Recolección de Datos , Ecología , Emigración e Inmigración , Femenino , Humanos , Renta , Masculino , Mongolia , Pobreza , Desempleo
20.
J Steroid Biochem Mol Biol ; 139: 1-6, 2014 Jan.
Artículo en Inglés | MEDLINE | ID: mdl-24076033

RESUMEN

Vitamin D production is critical not only for rickets prevention but for its role in several chronic diseases of adulthood. Maternal vitamin D status also has consequences for the developing fetus. This study assessed the prevalence of vitamin D deficiency (serum 25-hydroxyvitamin D [25(OH)D]<20ng/ml) and insufficiency [25(OH)D=20-29ng/ml] in spring, among reproductive age Mongolian women. Blood was drawn in March and April, 2009 from 420 Mongolian women, 18-44 years of age. Serum 25(OH)D concentrations were measured, anthropometric measurements were performed and information was collected by interview on lifestyle, dietary and reproductive factors. Logarithm-transformed 25(OH)D levels were compared across risk factor categories by analysis of variance. Linear regression analysis was used to assess the independent associations of factors with vitamin D status. Cutaneous vitamin D3 synthesis was assessed between December and July using a standard 7-dehydrocholesterol ampoule model. The vast majority of women 415 (98.8%) had serum 25(OH)D<20ng/ml (50nmol/l) with an additional 4 women (<1%) in the insufficient range (20-29ng/ml); only one women (0.2%) had sufficient levels (>30ng/ml or 75nmol/l). 25(OH)D concentrations were positively and independently associated with educational status and use of vitamin D supplements, but not with other demographic, lifestyle, reproductive, or anthropometric factors. 25(OH)D levels were not associated with dietary factors in this population, as there is little access to foods containing vitamin D in Mongolia. No production of previtamin D3 was observed until March and was maximally effective in April and was sustained through July. These data suggest that the prevalence of vitamin D deficiency in spring among reproductive age women in Mongolia is high. Given the lack of naturally vitamin D-rich food in the diet and limited use of vitamin D supplements, food fortification and/or supplementation with vitamin D should be considered among these women.


Asunto(s)
Deficiencia de Vitamina D/epidemiología , Adolescente , Adulto , Estudios Transversales , Deshidrocolesteroles/metabolismo , Suplementos Dietéticos , Femenino , Humanos , Mongolia/epidemiología , Paridad , Embarazo , Prevalencia , Estaciones del Año , Vitamina D/administración & dosificación , Vitamina D/análogos & derivados , Vitamina D/sangre , Deficiencia de Vitamina D/sangre , Vitaminas/administración & dosificación , Vitaminas/sangre , Adulto Joven
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