422 research outputs found

    Evaluating quality of contraceptive counseling: An analysis of the method information index

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    The Method Information Index (MII) is calculated from contraceptive users\u27 responses to questions regarding counseling content-whether they were informed about methods other than the one they received, told about method-specific side effects, and advised what to do if they experienced side effects. The MII is increasingly reported in national surveys and used to track program performance, but little is known about its properties. Using additional questions, we assessed the consistency between responses and the method received in a prospective, multicountry study. We employed two definitions of consistency: (1) presence of any concordant response, and (2) absence of discordant responses. Consistency was high when asking whether users were informed about other methods and what to do about side effects. Responses were least consistent when asking whether side effects were mentioned. Adjusting for inconsistency, scores were up to 50 percent and 30 percent lower in Pakistan and Uganda, respectively, compared to unadjusted MII scores. Additional questions facilitated better understanding of counseling quality

    Measurement of Food Safety Culture using Survey and Maturity Profiling Tools

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    Organizational culture is defined by dimensions and characteristics that can be used to measure food safety culture in food manufacturing through a food safety maturity model. Maturity models from quality, health care, and information technology have been used since early 1970 and this work presents a novel food safety culture maturity model with five capability areas and food safety pinpointed behaviours specific to functions and levels in a food manufacturing company. A survey tool linked to the model is used to measure a company’s position within the maturity model framework. The method was tested with a Canadian food manufacturer and proved valuable to measure food safety culture across the five capability areas, which provides the manufacturer with a map for prioritizing future efforts to strengthen food safety culture

    PrEP as a feature in the optimal landscape of combination HIV prevention in sub-Saharan Africa

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    INTRODUCTION: The new WHO guidelines recommend offering pre-exposure prophylaxis (PrEP) to people who are at substantial risk of HIV infection. However, where PrEP should be prioritised, and for which population groups, remains an open question. The HIV landscape in sub-Saharan Africa features limited prevention resources, multiple options for achieving cost saving, and epidemic heterogeneity. This paper examines what role PrEP should play in optimal prevention in this complex and dynamic landscape. METHODS: We use a model that was previously developed to capture subnational HIV transmission in sub-Saharan Africa. With this model, we can consider how prevention funds could be distributed across and within countries throughout sub-Saharan Africa to enable optimal HIV prevention (that is, avert the greatest number of infections for the lowest cost). Here, we focus on PrEP to elucidate where, and to whom, it would optimally be offered in portfolios of interventions (alongside voluntary medical male circumcision, treatment as prevention, and behaviour change communication). Over a range of continental expenditure levels, we use our model to explore prevention patterns that incorporate PrEP, exclude PrEP, or implement PrEP according to a fixed incidence threshold. RESULTS: At low-to-moderate levels of total prevention expenditure, we find that the optimal intervention portfolios would include PrEP in only a few regions and primarily for female sex workers (FSW). Prioritisation of PrEP would expand with increasing total expenditure, such that the optimal prevention portfolios would offer PrEP in more subnational regions and increasingly for men who have sex with men (MSM) and the lower incidence general population. The marginal benefit of including PrEP among the available interventions increases with overall expenditure by up to 14% (relative to excluding PrEP). The minimum baseline incidence for the optimal offer of PrEP declines for all population groups as expenditure increases. We find that using a fixed incidence benchmark to guide PrEP decisions would incur considerable losses in impact (up to 7%) compared with an approach that uses PrEP more flexibly in light of prevailing budget conditions. CONCLUSIONS: Our findings suggest that, for an optimal distribution of prevention resources, choices of whether to implement PrEP in subnational regions should depend on the scope for impact of other possible interventions, local incidence in population groups, and total resources available. If prevention funding were to become restricted in the future, it may be suboptimal to use PrEP according to a fixed incidence benchmark, and other prevention modalities may be more cost-effective. In contrast, expansions in funding could permit PrEP to be used to its full potential in epidemiologically driven prevention portfolios and thereby enable a more cost-effective HIV response across Africa

    Estimate of vertical transmission of Hepatitis C virus in Pakistan in 2007 and 2012 birth cohorts.

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    Despite a combination of high Hepatitis C virus (HCV) prevalence, a large adult population and high fertility, no published estimates of the scale and contribution of vertical transmission to HCV incidence in Pakistan exist. The objective of this study was to estimate the number of new HCV infections occurring in Pakistan as a result of vertical transmission. We adapted a published mathematical model based on HCV antibody and viraemia prevalence, fertility rates, risk of HCV vertical transmission and children mortality rates to estimate the number of infections in the 2007 and 2012 birth cohorts nationally and in four subnational regions. We estimated that 19 708 (95% uncertainty interval [UI]: 15 941-23 819) children were vertically infected by HCV in 2007 and 21 676 (95% UI: 17 498-26 126) in 2012. The majority of these cases (72.9% and 72.5% in 2007 and 2012, respectively) occurred in Punjab. We estimated that vertical transmission as a mode of exposure accounted for a quarter of HCV infections among children under 5 years of age (25.2% in 2007 and 24.0% in 2012). CONCLUSION: Our results showed that one in 260 children born in Pakistan in 2007 and 2012 acquired HCV vertically. While currently no interventions during pregnancy and childbirth are recommended to reduce this risk, prevention, testing and treatment strategies should be considered to reduce the burden of vertical HCV infections among young children. Other routes of transmission appear to contribute the majority of HCV infections among children and must also be clarified and urgently addressed

    Estimate of vertical transmission of Hepatitis C virus in Pakistan in 2007 and 2012 birth cohorts.

    Get PDF
    Despite a combination of high Hepatitis C virus (HCV) prevalence, a large adult population and high fertility, no published estimates of the scale and contribution of vertical transmission to HCV incidence in Pakistan exist. The objective of this study was to estimate the number of new HCV infections occurring in Pakistan as a result of vertical transmission. We adapted a published mathematical model based on HCV antibody and viraemia prevalence, fertility rates, risk of HCV vertical transmission and children mortality rates to estimate the number of infections in the 2007 and 2012 birth cohorts nationally and in four subnational regions. We estimated that 19 708 (95% uncertainty interval [UI]: 15 941-23 819) children were vertically infected by HCV in 2007 and 21 676 (95% UI: 17 498-26 126) in 2012. The majority of these cases (72.9% and 72.5% in 2007 and 2012, respectively) occurred in Punjab. We estimated that vertical transmission as a mode of exposure accounted for a quarter of HCV infections among children under 5 years of age (25.2% in 2007 and 24.0% in 2012). CONCLUSION: Our results showed that one in 260 children born in Pakistan in 2007 and 2012 acquired HCV vertically. While currently no interventions during pregnancy and childbirth are recommended to reduce this risk, prevention, testing and treatment strategies should be considered to reduce the burden of vertical HCV infections among young children. Other routes of transmission appear to contribute the majority of HCV infections among children and must also be clarified and urgently addressed

    The Prevalence of Chronic Diseases among Migrants in Korea According to Their Length of Stay and Residential Status

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    Background: Migrant health is becoming public health issues, as the migrant populations are increasing and their length of stayis prolonged. This study aims to analyze the differences in prevalence of chronic diseases among migrants according to length ofstay and residential status.Methods: An initial population pool were 3,024 who were assessed with health screening programs by Migrant Health Association.2,459 migrants were selected for final analysis. Via Stata 10 we conducted univariate logistic regression analysis to examine theeffects of their length of stay and residential status on the prevalence of hypertension, diabetes, dyslipidemia, and obesity. In thefinal analysis, the result of each sex was adjusted for age, nationality, length of stay, and residential status via multiple logisticregression analysis.Results: Longer length of stay tends to increase the prevalence of hypertension in male; 4-6 year stay-duration groupdemonstrated statistically significant excess compared to 1 year or less stay-duration group (adjusted odds ratio [OR], 1.39;confidence interval [CI], 1.01 to 1.92). After adjustment, male migrants stayed more than 7 year showed considerably higherdyslipidemia than male migrants stayed less than 1 year (adjusted OR, 1.95; CI, 1.05 to 3.64). Compared to the group with 1 yearor less stay-duration, the prevalence of obesity in male was significantly higher among 4-6 year (adjusted OR, 1.65; CI, 1.17 to 2.32)and 7 year or more stay-duration group (adjusted OR, 1.65; CI, 1.11 to 2.45).Conclusion: Longer length of stay correlated to higher prevalence of hypertension, dyslipidemia, and obesity among somepopulation of migrants. So more researches and new developing policies are needed for this problem.OAIID:oai:osos.snu.ac.kr:snu2012-01/102/0000052039/7SEQ:7PERF_CD:SNU2012-01EVAL_ITEM_CD:102USER_ID:0000052039ADJUST_YN:YEMP_ID:A077862DEPT_CD:801CITE_RATE:0FILENAME:52 The Prevalence of Chronic Diseases among Migrants in Korea According.pdfDEPT_NM:의학과EMAIL:[email protected]_YN:NCONFIRM:

    Navigating old age and the urban terrain: Geographies of ageing from Africa

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    This paper extends research on geographies of ageing in relation to urban academic and policy debates. We illustrate how older people in urban African contexts deploy their agency through social and spatial (im)mobilities, intergenerational relations and (inter)dependencies. Through doing so, we reveal how urban contexts shape, and are shaped by, older people’s tactics for seizing opportunities and navigating the urban terrain. Our analysis demonstrates how a more substantive dialogue between insights on ageing in African contexts and urban ageing policy can create new forms of knowledge that are more equitable and just, both epistemologically and in their policy impacts

    Psychosocial implications of tubal ligation in a rural health district: A phenomenological study

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    <p>Abstract</p> <p>Background</p> <p>Tubal ligation is the most popular family planning method worldwide. While its benefits, such as effectiveness in protecting against pregnancies, minimal need for long-term follow-up and low side-effects profile are well documented, it has many reported complications. However, to date, these complications have not been described by residents in Congo. Therefore, the study aimed at exploring the experience of women who had undergone tubal ligation, focusing on perceptions of physical, psychological and contextual experiences of participants.</p> <p>Methods</p> <p>This qualitative study used a semi-structured questionnaire in a phenomenological paradigm to collect data. Fifteen participants were purposefully selected among sterilized women who had a ligation procedure performed, were aged between 30 and 40 years, and were living within the catchment area of the district hospital. Data were collected by two registered nurses, tape-recorded, and transcribed verbatim. Reading and re-reading cut and paste techniques, and integration were used to establish codes, categories, themes, and description.</p> <p>Results</p> <p>Diverse and sometimes opposite changes in somatic symptoms, psychological symptoms, productivity, ecological relationships, doctor-client relationships, ethical issues, and change of life style were the major problem domains.</p> <p>Conclusions</p> <p>Clients reported conflicting experiences in several areas of their lives after tubal sterilization. Management, including awareness of the particular features of the client, is needed to decrease the likelihood of psychosocial morbidity and/or to select clients in need of sterilization.</p

    Assessing regional differences in contraceptive discontinuation, failure and switching in Brazil

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    <p>Abstract</p> <p>Background</p> <p>Contraceptive prevalence is relatively high in Brazil (55% among women of reproductive age). However, reversible methods account for less than half of the method mix and widespread differences persist across regions and social groups. This draws attention to the need for monitoring family planning service-related outcomes that might be linked with quality of care. The present study examines the factors associated with method discontinuation, failure and switching among current contraceptive users, with a focus on sub-national assessment.</p> <p>Methods</p> <p>Data for the analysis are drawn from the Brazil Demographic and Health Survey, notably the calendar module of reproductive events. Multilevel discrete-time competing risks hazard models are used to estimate the random- and fixed-effects on the probability of a woman making a specific transition after a given duration of contraceptive use.</p> <p>Results</p> <p>Contraceptive continuation was found to be highest for the contraceptive pill, the most popular reversible method. Probabilities of abandonment while in need of family planning and of switching to another method were highest for injections. Failure, abandonment and switching were each higher among users in the Northeast region compared to the more prosperous Southeast and South.</p> <p>Conclusion</p> <p>Findings point to seemingly important disparities in the availability and quality of family planning and reproductive health care services across regions of the country. Expanding access to a range of contraceptive methods, improving knowledge among health agents of contraceptive technologies and increasing medical supervision of contraceptive practice may be considered key to expanding quality reproductive health care services for all.</p

    Assessment of solar shading strategies in low-income tropical housing: the case of Uganda

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    Developing countries in tropical and subtropical areas will be the worst hit by climate change. Very little research has been done to assess the impact of climate change on thermal comfort in low-income housing in these regions. The effects of solar shading strategies and solar absorptance properties of walls and roofs on thermal comfort in Ugandan low-income housing are studied in this paper. Various shading strategies including curtains, roof and window overhangs, veranda and trees as well as effects of painting on solar heat gain and thermal comfort are modelled using EnergyPlus software. An adaptive approach for naturally ventilated buildings defined by the European Committee for Standardization standard BS EN 15251:2007 is used to assess the conditions. According to the results, solar shading is less effective in meeting thermal comfort requirements and it should be used in conjunction with other strategies to achieve desirable results. White painting, in contrast, significantly improved the conditions and significantly reduced the risk of overheating. Solar shading proved to be effective during the hottest periods of the year, reducing the risk of extreme overheating by up to 52%
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