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1.
PLOS Glob Public Health ; 3(1): e0001261, 2023.
Artículo en Inglés | MEDLINE | ID: mdl-36962896

RESUMEN

Cholera, which is caused by Vibrio cholerae, persists as a devastating acute diarrheal disease. Despite availability of information on socio-cultural, agent and hosts risk factors, the disease continues to claim lives of people in Tanzania. The present study explores spatial patterns of cholera cases during a 2015-16 outbreak in Mwanza, Tanzania using a geographical information system (GIS) to identify concentrations of cholera cases. This cross-sectional study was conducted in Ilemela and Nyamagana Districts, Mwanza City. The two-phase data collection included: 1) retrospectively reviewing and capturing 852 suspected cholera cases from clinical files during the outbreak between August, 2015, and April, 2016, and 2) mapping of residence of suspected and confirmed cholera cases using global positioning systems (GPS). A majority of cholera patients were from Ilemela District (546, 64.1%), were males (506, 59.4%) and their median age was 27 (19-36) years. Of the 452 (55.1%) laboratory tests, 352 (77.9%) were confirmed to have Vibrio cholerae infection. Seven patients (0.80%) died. Cholera cases clustered in certain areas of Mwanza City. Sangabuye, Bugogwa and Igoma Wards had the largest number of confirmed cholera cases, while Luchelele Ward had no reported cholera cases. Concentrations may reflect health-seeking behavior as much as disease distribution. Topographical terrain, untreated water, physical and built environment, and health-seeking behaviors play a role in cholera epidemic in Mwanza City. The spatial analysis suggests patterns of health-seeking behavior more than patterns of disease. Maps similar to those generated in this study would be an important future resource for identifying an impending cholera outbreak in real-time to coordinate community members, community leaders and health personnel for guiding targeted education, outreach, and interventions.

2.
Glob Health Action ; 15(1): 2137281, 2022 12 31.
Artículo en Inglés | MEDLINE | ID: mdl-36369729

RESUMEN

BACKGROUND: In Tanzania, maternal and newborn deaths can be prevented via quality facility-based antenatal care (ANC), delivery, and postnatal care (PNC). Scalable, integrated, and comprehensive interventions addressing demand and service-side care-seeking barriers are needed. OBJECTIVE: Assess coverage survey indicators before and after a comprehensive maternal newborn health (MNH) intervention in Misungwi District, Tanzania. METHODS: A prospective, single-arm, pre- (2016) and post-(2019) coverage survey (ClinicalTrials.gov #NCT02506413) was used to assess key maternal and newborn health (MNH) outcomes. The Mama na Mtoto intervention included district activities (planning, leadership training, supportive supervision), health facility activities (training, equipment, infrastructure upgrades), and plus community health worker mobilization. Implementation change strategies, a process model, and a motivational framework incorporated best practices from a similar Ugandan intervention. Cluster sampling randomized hamlets then used 'wedge sampling' protocol as an alternative to full household enumeration. Key outcomes included: four or more ANC visits (ANC4+); skilled birth attendant (SBA); PNC for mother within 48 hours (PNC-woman); health facility delivery (HFD); and PNC for newborn within 48 hours (PNC-baby). Trained interviewers administered the 'Real Accountability: Data Analysis for Results Coverage Survey to women 15-49 years old. Descriptive statistics incorporated design effect; the Lives Saved Tool estimated deaths averted based on ANC4+/HFD. RESULTS: Between baseline (n = 2,431) and endline (n = 2,070), surveys revealed significant absolute percentage increases for ANC4+ (+11.6, 95% CI [5.4, 17.7], p < 0.001), SBA (+16.6, 95% CI [11.1, 22.0], p < 0.001), PNC-woman (+9.2, 95% CI [3.2, 15.2], p = 0.002), and HFD (+17.2%, 95% CI [11.3, 23.1], p < 0.001). A PNC-baby increase (+6.1%, 95% CI [-0.5, 12.8], p = 0.07) was not statistically significant. An estimated 121 neonatal and 20 maternal lives were saved between 2016 and 2019. CONCLUSIONS: Full-district scale-up of a comprehensive MNH package embedded government health system was successfully implemented over a short time and associated with significant maternal care-seeking improvements and potential for lives saved.


Asunto(s)
Salud del Lactante , Servicios de Salud Materna , Recién Nacido , Femenino , Embarazo , Humanos , Adolescente , Adulto Joven , Adulto , Persona de Mediana Edad , Tanzanía/epidemiología , Estudios Prospectivos , Salud Materna , Atención Prenatal
3.
Res Rep Trop Med ; 11: 53-60, 2020.
Artículo en Inglés | MEDLINE | ID: mdl-32801989

RESUMEN

BACKGROUND: Surveillance of the clinical morbidity of malaria remains key for disease monitoring for subsequent development of appropriate interventions. This case study presents the current status of malaria morbidities following a second round of mass distribution of long-lasting insecticidal nets (LLINs) on Ukerewe Island, northwestern Tanzania. METHODS: A retrospective review of health-facility registers to determine causes of inpatient morbidities for every admitted child aged <5 years was conducted to ascertain the contribution of malaria before and after distribution of LLINs. This review was conducted from August 2016 to July 2018 in three selected health facilities. To determine the trend of malaria admissions in the selected facilities, additional retrospective collection of all malaria and other causes of admission was conducted for both <5- and >5-year-old patients from July 2014 to June 2018. For comparison purposes, monthly admissions of malaria and other causes from all health facilities in the district were also collected. Moreover, an LLIN-coverage study was conducted among randomly selected households (n=684). RESULTS: Between August 2016 and July 2018, malaria was the leading cause of inpatient morbidity, accounting for 44.1% and 20.3% among patients <5 and >5 years old, respectively. Between October 2017 and January 2018, the mean number of admissions of patients aged <5 years increased 2.7-fold at one health center and 1.02-fold for all admissions in the district. Additionally, approximately half the households in the study area had poor of LLIN coverage 1 year after mass distribution. CONCLUSION: This trend analysis of inpatient morbidities among children aged <5 years revealed an upsurge in malaria admissions in some health facilities in the district, despite LLIN intervention. This suggests the occurrence of an unnoticed outbreak of malaria admissions in all health facilities.

4.
Digit Health ; 6: 2055207620905409, 2020.
Artículo en Inglés | MEDLINE | ID: mdl-32076575

RESUMEN

OBJECTIVES: Health workers (HWs) are increasingly using mobile health (mHealth) technologies in low-resource settings. Understanding HW acceptability of mHealth is critical to increasing the scale of mHealth solutions. We examined pre- and post-pilot clinical knowledge and acceptability of a tablet-based platform, the Tanzania Health Information System (T-HIT), targeting HWs delivering prevention of mother-to-child transmission (PMTCT) of HIV services in seven health facilities in Misungwi District, Tanzania. METHODS: We developed a survey based on the diffusion of innovation theory and administered it to 27 HWs before and after a 3-month pilot of T-HIT. Using a Wilcoxon signed-rank test, we analyzed changes in acceptability defined as attitudes towards and self-efficacy for system use comparing pre- and post-test assessment scores and changes in knowledge of clinical care. Using analysis of variance, we explored these changes, stratifying health facilities by level of care and by distance from the district hospital. RESULTS: Post-pilot scores showed statistically significant improvement from pre-test for the total survey (Z = -2.67, p < 0.008) and for questions concerning system attitude (Z = -2.63, p < 0.008). HWs in hospitals and health centers exhibited a lower initial level of system acceptability in attitude than those in dispensaries and a significant improvement in overall mean acceptability over the pilot (95% CI 0.004-0.0187). HWs working more than 20 km from the hospital had a lower initial level of both system knowledge and acceptability than their less remote counterparts, but demonstrated larger improvements in knowledge and acceptability over time, although this change was not statistically significant. CONCLUSIONS: The pilot demonstrates that HWs in PMTCT in Misungwi have a high acceptability of mHealth solutions. Using an mHealth solution can facilitate HW delivery of PMTCT care in rural and remote settings. Consideration of acceptability is important for fostering mHealth scale and program sustainability.

5.
PLoS One ; 14(2): e0212305, 2019.
Artículo en Inglés | MEDLINE | ID: mdl-30768656

RESUMEN

BACKGROUND: Data collection and integrated reporting between the multiple health facilities for supporting more efficient care linkages is an indispensable element for prevention of mother-to-child transmission of HIV (PMTCT) by fostering continuity of patient care and improving the treatment cascade for HIV-infected pregnant women. mHealth potentially presents timely solutions to the data challenges related to efficient and effective care delivery in resource-constrained settings, particularly in low- and middle-income countries. METHODS: This randomized controlled pilot study used stratified random sampling for the selection of seven intervention and seven control sites in Misungwi, Tanzania, a rural district in the northwestern region. Twenty-eight health workers at seven intervention health facilities used the Tanzania Health Information Technology (T-HIT) system during a 3-month period from February 23, 2015, through May 23, 2015, to capture antenatal, delivery, and postnatal patient visits. RESULTS: T-HIT was designed for use on tablets with the goal to improve reporting, surveillance and monitoring of HIV rates and care delivery in the remote and rural settings. Health workers successfully recorded 2,453 visits. Of these, 1,594 were antenatal visits, 484 deliveries were recorded, and 375 were postnatal visits. Within the antenatal visits, 96% of women had a single visit (1474). Healthcare workers were unable to test 6.7% of women antenatally for HIV. CONCLUSION: The T-HIT pilot demonstrated the feasibility for implementing an mHealth integrated solution in a rural, low-resource setting that links tablet-based surveillance, health worker capacity-building and patient reminders into a single robust and responsive system. Although the implementation phase was only three months, the pilot generated evidence that T-HIT has potential for improving patient outcomes by providing more comprehensive, linked, and timely PMTCT care data at the individual and clinic levels.


Asunto(s)
Infecciones por VIH/transmisión , Transmisión Vertical de Enfermedad Infecciosa/prevención & control , Telemedicina/métodos , Adulto , Femenino , Humanos , Recién Nacido , Proyectos Piloto , Atención Posnatal , Embarazo , Atención Prenatal , Tanzanía
6.
BMC Health Serv Res ; 18(1): 980, 2018 Dec 18.
Artículo en Inglés | MEDLINE | ID: mdl-30563534

RESUMEN

BACKGROUND: New HIV infections in Tanzania have been decreasing, however some populations remain at higher risk. Despite of that, evidence on the magnitude of HIV infection and the associated factors and HIV/AIDS services uptake among fisherfolk in Tanzania are inadequately explored. This study therefore aimed at determining prevalence of HIV infection and utilization of HIV/AIDS services among fishfolk in selected Islands of Lake Victoria for evidence-based interventions. METHODS: Cross-sectional study determining status of HIV infection among fisherfolk (n = 456) and retrospective review of voluntary counselling and testing (VCT) registry (n = 1744) were done in Buchosa and Muleba districts. Structured questionnaire and HIV rapid test kits with the standard testing protocol were used as research tools. RESULTS: A total of 269 (58.9%) male and 187 (41.1%) female fisherfolk were recruited during the community survey. Prevalence of HIV infection was 14% in all surveyed landing sites with a site variation from as low as 7.2% to as high as 23.8%. Participants employed in fishing related employment had higher odds of being HIV infected (5.4 times) than those who practiced fishing and partly farming [OR = 5.40; 95%CI 1.88-15.61; p < 0.001]. Participants employed in fishing related employment had higher odds of being HIV infected (5.4 times) than those practiced fishing and farming [OR = 5.40; 95%CI 1.88-15.61; P < 0.001]. Lack of formal education [aOR = 3.37; 95%CI 1.64-6.92; p < 0.001], being older [aOR = 1.06; 95%CI 1.03-1.09] and using alcohol [aOR = 2.26; 95%CI 1.23-4.15] predicted the likelihood of contracting HIV infection. Approximately three quarters (76%) of respondents had ever tested for HIV infection within past 1 year. Moreover, about half of the study participants had used condom inconsistently and 5 out of 14 (37.5%) of participants who knew their status had never started treatment. Despite the low uptake of most HIV preventive services, majority (88%) of male fisherfolk were circumcised. CONCLUSION: The magnitude of HIV infection among fisherfolk was up to 3 times higher than that of the general populations in Muleba and Buchosa districts. Higher age, using alcohol and lack of formal education predicted increased likelihood of HIV infection. The uptake of key HIV/AIDS curative and preventive services was generally low.


Asunto(s)
Explotaciones Pesqueras/estadística & datos numéricos , Infecciones por VIH/epidemiología , Aceptación de la Atención de Salud/estadística & datos numéricos , Adolescente , Adulto , Anciano , Anciano de 80 o más Años , Consejo/estadística & datos numéricos , Estudios Transversales , Empleo/estadística & datos numéricos , Utilización de Instalaciones y Servicios , Femenino , Infecciones por VIH/prevención & control , Conocimientos, Actitudes y Práctica en Salud , Humanos , Lagos , Masculino , Persona de Mediana Edad , Prevalencia , Servicios Preventivos de Salud/estadística & datos numéricos , Probabilidad , Sistema de Registros , Estudios Retrospectivos , Encuestas y Cuestionarios , Tanzanía/epidemiología , Adulto Joven
7.
Arch Public Health ; 76: 39, 2018.
Artículo en Inglés | MEDLINE | ID: mdl-30065835

RESUMEN

BACKGROUND: Malaria continued to be the major public health concern in sub-Sahara Africa, thus for better planning of control activities, periodic surveillance of both clinical and asymptomatic cases remains important. However, the usability of routinely collected malaria data in Kenyan hospitals as a predictor of the asymptomatic malaria infection in the community amidst rapid infection resurgence or reduction in different areas of disease endemicities remains widely unstudied. This study was therefore aimed to evaluate the utility of passive surveillance of malaria in health facilities as a proxy of infection transmission of the surrounding community in different transmission intensities. METHODS: Prospective multiple cross-sectional surveys were done in three villages in western Kenya. Monthly asymptomatic malaria positivity among school children, number of outpatient (OPD) confirmed malaria cases and abundancy of indoor resting malaria vectors were surveyed from June 2015 to August 2016. Community surveys on antimalarial drug use among adults and children were also done. Detection of malaria parasitaemia was done using thick and thin Giemsa stained blood slide microscopy for both clinical and school participants. A questionnaire was used to collect information on self-use of antimalarial drugs from randomly selected households. RESULTS: The overall OPD blood slide positivity from all study sites was 26.6% (95%CI 26.2-27.0) and highest being among the 5-14 years (41.2% (95% CI 40.1-42.3). Asymptomatic malaria positivity among the school children were 6.4% (95%CI 5.3-7.5) and 38.3% (95%CI 36.1-40.5) in low and high transmission settings respectively. A strong correlation between overall monthly OPD positivity and the school age children positivity was evident at Marani (low transmission) (rho = 0.78, p = 0.001) and at Iguhu (Moderate transmission) (rho = 0.61, p = 0.02). The high transmission setting (Kombewa) showed no significant correlation (rho = - 0.039, p = 0.89). CONCLUSION: Hospital malaria data from low and moderate malaria transmission predicted the infection transmission dynamics of the surrounding community. In endemic sites, hospital based passive surveillance didn't predict the asymptomatic infection dynamics in the respective community.

8.
JMIR Mhealth Uhealth ; 6(1): e16, 2018 Jan 15.
Artículo en Inglés | MEDLINE | ID: mdl-29335236

RESUMEN

BACKGROUND: The prevention of mother-to-child transmission (PMTCT) of HIV requires innovative solutions. Although routine monitoring is effective in some areas, standardized and easy-to-scale solutions to identify and monitor pregnant women, test them for HIV, and treat them and their children is still lacking. Mobile health (mHealth) offers opportunities for surveillance and reporting in rural areas of low- and middle-income countries. OBJECTIVE: The aim of this study was to document the preliminary impacts of the Tanzania Health Information Technology (T-HIT) system mHealth intervention aimed at health workers for PMTCT care delivery and capacity building in a rural area of Tanzania. METHODS: We developed T-HIT as a tablet-based system for an electronic data collection system designed to capture and report PMTCT data during antenatal, delivery, and postnatal visits in Misungwi, Tanzania. T-HIT was tested by health workers in a pilot randomized trial comparing seven sites using T-HIT assigned at random to seven control sites; all sites maintained standard paper record-keeping during the pilot intervention period. We compared numbers of antenatal visits, number of HIV tests administered, and women testing positive across all sites. RESULTS: Health workers recorded data from antenatal visits for 1530 women; of these, 695 (45.42%) were tested for HIV and 3.59% (55/1530) tested positive. Health workers were unable to conduct an HIV test for 103 women (6.73%, 103/1530) because of lack of reagent, which is not captured on paper logs. There was no difference in the activity level for testing when comparing sites T-HIT to non-T-HIT sites. We observed a significant postintervention increase in the numbers of women testing positive for HIV compared with the preintervention period (P=.04), but this was likely not attributable to the T-HIT system. CONCLUSIONS: T-HIT had a high degree of acceptability and feasibility and is perceived as useful by health workers, who documented more antenatal visits during the pilot intervention compared with a traditional system of paper logs, suggesting potential for improvements in antenatal care for women at risk for HIV.

9.
Int J Med Inform ; 93: 85-91, 2016 09.
Artículo en Inglés | MEDLINE | ID: mdl-27435951

RESUMEN

BACKGROUND: In 2012, The Tanzania Ministry Of Health introduced the revised Routine Health Management Information System (RHMIS) modules and registers, and introduced the open source software for data collection at the district council level. Despite a series of data collection tools revisions, the quality of data collated from both public and private primary health care facilities has not been investigated. METHODS: A case series study design was conducted on underfive children outpatient registers and monthly reports on malaria, acute respiratory infections, acute diarrhoea and pneumonia from 10 randomly selected health facilities. The data was entered into excel software and exported to stata version 11 for analysis. The data was analyzed for completeness, timely report submission and reporting accuracy. RESULTS: The Study found that 62% of the expected data was complete. Around 40% of the facilities submitted reports on time. Private health facilities submitted monthly reports late compared to the public facilities (p-value=0.039). There was 26% over-reporting of diagnosis. Health centres tended to over-report more diagnoses by 11 times higher than the dispensaries. In addition, private owned health facilities tended to over-report more diagnoses by 6 times higher than public owned health facilities. CONCLUSION: The RHMIS data collected through out patients department (OPD) registers on four common underfive children's illnesses at ilemela municipality were of unsatisfactory quality in light of allocation of resource allocations in the comprehensive council health plan.


Asunto(s)
Toma de Decisiones Clínicas , Enfermedad Crítica/terapia , Recolección de Datos , Instituciones de Salud , Sistemas de Información Administrativa/estadística & datos numéricos , Manejo de Atención al Paciente/estadística & datos numéricos , Preescolar , Femenino , Planificación en Salud , Necesidades y Demandas de Servicios de Salud , Humanos , Lactante , Recién Nacido , Masculino , Proyectos de Investigación , Estudios Retrospectivos , Tanzanía
10.
Malar J ; 13: 455, 2014 Nov 24.
Artículo en Inglés | MEDLINE | ID: mdl-25421496

RESUMEN

BACKGROUND: Malaria infection during pregnancy is associated with adverse outcomes in sub-Saharan Africa (SSA). For this reason, the World Health Organization currently recommends intermittent preventive treatment of malaria in pregnancy (IPTp) with sulphadoxine-pyrimethamine (SP) at each scheduled antenatal care (ANC) visit. In Tanzania, the revised IPTp policy was adopted in 2013 but the level of uptake and its association with pregnancy outcomes remains unknown. METHODS: A cross-sectional study was conducted among singleton pregnant women who delivered in two selected health facilities of Geita district, northwestern Tanzania. Self-reported uptake of SP was verified using the ANC card and was recorded. Placental and peripheral blood was collected for diagnosis of malaria by microscopy and rapid diagnostic tests (RDTs). Gestational age was estimated based on last menstrual period or Ballard score. Infant birth weights were recorded within 24 hours of delivery. RESULTS: Of 431 participants, 167 (38.75%), 134 (31.09%), 104 (24.23%), and 26 (6.03%) reported taking none, one, two, and ≥ three doses of SP during pregnancy, respectively. The uptake of ≥ three doses of IPTp-SP among delivering women at Geita hospital and Katoro health centre was 9.06% and 1.2%, respectively. The overall prevalence of malaria in pregnancy by RDT, peripheral and placental smears was 19.5%, 29.7% and 37.6% respectively. The prevalence of placental parasitaemia was higher for women who delivered at Katoro Health Centre (41.57%) than those who delivered at Geita hospital (35.09%). The uptake of ≥ three doses of SP was associated with reduced odds of having placental malaria (adjusted odds ratio (AOR) = 0.31, p = 0.039) compared to < three doses. Women with placental parasitaemia were five times more likely to have delivered pre-term (AOR = 4.67, p = 0.002) and had lower mean birth weight infants than their uninfected counterparts (mean difference = 82 g, p = 0.039). CONCLUSIONS: The uptake of ≥ three doses of IPTp-SP is low in the present study area. Placental parasitaemia is prevalent and is associated with adverse birth outcomes. Receipt of ≥ three doses of IPTp-SP reduced the odds of placental parasitaemia. Thus, increased efforts towards scale-up and continuous evaluation of IPTp-SP efficacy is recommended.


Asunto(s)
Antimaláricos/administración & dosificación , Malaria/tratamiento farmacológico , Complicaciones Infecciosas del Embarazo/tratamiento farmacológico , Pirimetamina/administración & dosificación , Sulfadoxina/administración & dosificación , Adolescente , Adulto , Estudios Transversales , Combinación de Medicamentos , Quimioterapia Combinada/métodos , Femenino , Humanos , Recién Nacido , Persona de Mediana Edad , Parasitemia , Placenta/parasitología , Embarazo , Complicaciones Infecciosas del Embarazo/parasitología , Resultado del Embarazo , Tanzanía , Resultado del Tratamiento , Adulto Joven
11.
Bull Environ Contam Toxicol ; 93(6): 716-21, 2014 Dec.
Artículo en Inglés | MEDLINE | ID: mdl-24923470

RESUMEN

This study examined the spatial distribution of total mercury (THg) and total arsenic (TAs) in water, soil and cassava (Manihot esculenta) (leaves and roots) samples taken from areas in Rwamagasa village in northwestern Tanzania where daily living activities occur in close proximity to extensive artisanal and small scale gold mining. Results indicated that 33.3 % of the water sources had THg levels above the WHO guideline of 1.0 µg/L for safe drinking water, and 12.5 % had TAs levels above 10 µg/L. Cassava leaves were found to have higher THg (ranging from 8.3 to 167 µg/kg) and TAs (ranging from 60 to 1,120 µg/kg) levels than cassava roots, which ranged between 1.2-8.3 µg/kg for THg and 25-310 µg/kg for TAs. Concentrations of THg and TAs in soil samples ranged between 5.8-1,759 and 183-20,298 µg/kg, respectively. Both THg and TAs were found to be distributed throughout Rwamagasa village.


Asunto(s)
Arsénico/análisis , Monitoreo del Ambiente , Contaminación de Alimentos/análisis , Manihot/metabolismo , Mercurio/análisis , Contaminantes del Suelo/análisis , Contaminantes Químicos del Agua/análisis , Arsénico/metabolismo , Exposición a Riesgos Ambientales , Humanos , Espectrometría de Masas , Mercurio/metabolismo , Minería , Hojas de la Planta/metabolismo , Raíces de Plantas/metabolismo , Contaminantes del Suelo/metabolismo , Espectrofotometría Atómica , Tanzanía
12.
Tanzan J Health Res ; 16(4): 280-8, 2014 Oct.
Artículo en Inglés | MEDLINE | ID: mdl-26891517

RESUMEN

Motorcycle helmets have been reported to reduce the risk of death and head injuries following motorcycle accidents. The aim of this descriptive prospective study was to determine the injury outcome among helmeted and non-helmeted motorcyclists and passengers at a tertiary hospital in north-western Tanzania. A total of 654 patients involved in the motorcycle accident were studied. Of these, 468 (71.6%) were motorcyclists (riders) and the remaining 186 (28.4%) were passengers. The median age of patients at presentation was 26 years. Male outnumbered females by a ratio of 4.5: 1. Helmet use was reported in 312 (47.7%) patients. Non- helmeted patients were young compared with helmeted patients and this was statistically significant (p = 0.021). The rate of helmet use was significantly higher among motorcyclists than among passengers (p = 0.004). History of alcohol consumption prior to the accident was reported in 212 (32.4%) patients. The rate of helmet use was significantly low among alcohol consumers compared with non-alcohol consumers (p = 0.011). Lack of helmet use was significantly associated with abnormal head Computed Tomography scans, admission to the Intensive care unit, severe trauma, and worse traumatic brain injury severity (p < 0.001). Helmet use was significantly associated with shorter period of hospitalization and reduced mortality rate (p < 0.001). Motorcycle helmet use is still low in this part of Tanzania and this poses a great impact on injury outcome among motorcycle injury patients. This observation calls for action to implement more widespread injury prevention and helmet safety education and advocacy.


Asunto(s)
Accidentes de Tránsito/estadística & datos numéricos , Traumatismos Craneocerebrales/epidemiología , Traumatismos Craneocerebrales/prevención & control , Dispositivos de Protección de la Cabeza/estadística & datos numéricos , Motocicletas , Adolescente , Adulto , Anciano , Niño , Femenino , Humanos , Masculino , Persona de Mediana Edad , Estudios Prospectivos , Factores de Riesgo , Tanzanía/epidemiología , Atención Terciaria de Salud
13.
BMC Public Health ; 13: 74, 2013 Jan 25.
Artículo en Inglés | MEDLINE | ID: mdl-23351708

RESUMEN

BACKGROUND: An estimated 0.5 to 1.5 million informal miners, of whom 30-50% are women, rely on artisanal mining for their livelihood in Tanzania. Mercury, used in the processing gold ore, and arsenic, which is a constituent of some ores, are common occupational exposures that frequently result in widespread environmental contamination. Frequently, the mining activities are conducted haphazardly without regard for environmental, occupational, or community exposure. The primary objective of this study was to assess community risk knowledge and perception of potential mercury and arsenic toxicity and/or exposure from artisanal gold mining in Rwamagasa in northwestern Tanzania. METHODS: A cross-sectional survey of respondents in five sub-villages in the Rwamagasa Village located in Geita District in northwestern Tanzania near Lake Victoria was conducted. This area has a history of artisanal gold mining and many of the population continue to work as miners. Using a clustered random selection approach for recruitment, a total of 160 individuals over 18 years of age completed a structured interview. RESULTS: The interviews revealed wide variations in knowledge and risk perceptions concerning mercury and arsenic exposure, with 40.6% (n=65) and 89.4% (n=143) not aware of the health effects of mercury and arsenic exposure respectively. Males were significantly more knowledgeable (n=59, 36.9%) than females (n=36, 22.5%) with regard to mercury (x²=3.99, p<0.05). An individual's occupation category was associated with level of knowledge (x²=22.82, p=<0.001). Individuals involved in mining (n=63, 73.2%) were more knowledgeable about the negative health effects of mercury than individuals in other occupations. Of the few individuals (n=17, 10.6%) who knew about arsenic toxicity, the majority (n=10, 58.8%) were miners. CONCLUSIONS: The knowledge of individuals living in Rwamagasa, Tanzania, an area with a history of artisanal gold mining, varied widely with regard to the health hazards of mercury and arsenic. In these communities there was limited awareness of the threats to health associated with exposure to mercury and arsenic. This lack of knowledge, combined with minimal environmental monitoring and controlled waste management practices, highlights the need for health education, surveillance, and policy changes.


Asunto(s)
Arsénico/toxicidad , Conocimientos, Actitudes y Práctica en Salud , Mercurio/toxicidad , Minería , Exposición Profesional/efectos adversos , Adolescente , Adulto , Anciano , Estudios Transversales , Femenino , Oro , Humanos , Masculino , Persona de Mediana Edad , Investigación Cualitativa , Tanzanía , Adulto Joven
14.
Tanzan J Health Res ; 14(1): 15-20, 2012 Jan.
Artículo en Inglés | MEDLINE | ID: mdl-26591742

RESUMEN

Geriatric injuries pose a major challenge to surgeons and general practitioners in developing countries. The objective of this study was to determine the prevalence, injury characteristics and outcomes of geriatric injury among patients at Shinyanga Regional Hospital in Tanzania. Data was collected using a pre-tested, coded questionnaire and analyzed using SPSS computer system. A total of 94 geriatric trauma patients constituting 22.7% of all trauma admissions were studied. The male to female ratio was 1.4:1. Their mean age was 68.5 years (ranged 60-98 years). Premorbid illness was reported in 38.3% of patients. Most injuries were intentional in fifty-three (56.4%) patients. Assaults, falls and road traffic crashes were the mechanism of injuries in 52.1%, 19.1% and 11.7% of cases, respectively. The majority of cases of assault were females accounting for 64.6%. The majority of injuries (81.9%) occurred at home. Pre-hospital care was recorded in 5.3% of cases. The musculoskeletal (72.3%) and head (66.0%) regions were commonly affected. Soft tissue injuries (wounds) (89.4%) and fractures (52.2%) were the most common type of injuries. The majority of patients (90.4%) underwent surgical treatment of which wound debridement was the most common procedure performed in 91.8% of cases. Complication rate was 39.4%. The mean length of hospital stay was 28.6 days (ranged 1-124 days). The length of hospital stay was significantly longer in patients with co-morbidities, long bone fractures and those with complications (P<0.05). Mortality rate was 14.9% and it was significantly related to advanced age, presence of pre-morbid illness, high injury severity score, severe head injuries and the need for ventilatory support (P<0.05). In conclusion, traumatic injuries in elderly constitute a major but preventable public health problem in Shinyanga region and contribute significantly to high morbidity and mortality. Urgent preventive measures focusing at the root causes of the injuries and early appropriate treatment is highly needed to reduce the occurrence, morbidity and mortality associated with these injuries.


Asunto(s)
Heridas y Lesiones/epidemiología , Anciano , Anciano de 80 o más Años , Femenino , Hospitalización/estadística & datos numéricos , Humanos , Tiempo de Internación/estadística & datos numéricos , Masculino , Persona de Mediana Edad , Prevalencia , Estudios Prospectivos , Factores de Riesgo , Encuestas y Cuestionarios , Tanzanía/epidemiología , Heridas y Lesiones/etiología
15.
Artículo en Inglés | AIM (África) | ID: biblio-1272570

RESUMEN

Abstract:Geriatric injuries pose a major challenge to surgeons and general practitioners in developing countries. The objective of this study was to determine the prevalence; injury characteristics and outcomes of geriatric injury among patients at Shinyanga Regional Hospital in Tanzania. Data was collected using a pre-tested; coded questionnaire and analyzed using SPSS computer system. A total of 94 geriatric trauma patients constituting 22.7 of all trauma admissions were studied. The male to female ratio was 1.4:1. Their mean age was 68.5 years (ranged 60-98 years). Premorbid illness was reported in 38.3 of patients. Most injuries were intentional in fifty-three (56.4) patients. Assaults; falls and road traffic crashes were the mechanism of injuries in 52.1; 19.1and 11.7 of cases; respectively. The majority of cases of assault were females accounting for 64.6. The majority of injuries (81.9) occurred at home. Pre-hospital care was recorded in 5.3 of cases. The musculoskeletal (72.3) and head (66.0) regions were commonly affected. Soft tissue injuries (wounds) (89.4) and fractures (52.2) were the most common type of injuries. The majority of patients (90.4) underwent surgical treatment of which wound debridement was the most common procedure performed in 91.8 of cases. Complication rate was 39.4. The mean length of hospital stay was 28.6 days (ranged 1 - 124 days). The length of hospital stay was significantly longer in patients with co-morbidities; long bone fractures and those with complications (P0.05). Mortality rate was 14.9 and it was significantly related to advanced age; presence of pre-morbid illness; high injury severity score; severe head injuries and the need for ventilatory support (P 0.05). In conclusion; traumatic injuries in elderly constitute a major but preventable public health problem in Shinyanga region and contribute significantly to high morbidity and mortality. Urgent preventive measures focusing at the root causes of the injuries and early appropriate treatment is highly needed to reduce the occurrence; morbidity and mortality associated with these injuries


Asunto(s)
Países en Desarrollo , Cirugía General , Geriatría , Hospitales , Pacientes , Prevalencia , Terapéutica , Heridas y Lesiones
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