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2.
Stud Fam Plann ; 51(2): 177-192, 2020 06.
Artículo en Inglés | MEDLINE | ID: mdl-32529644

RESUMEN

The adolescent birth rate (ABR) is an important indicator of maternal health, adolescent sexual health, and gender equity; it remains high in sub-Saharan Africa. While Demographic and Health Surveys (DHS) are the main source of ABR estimates, Health and Demographic Surveillance Systems (HDSS) also produce ABRs. Studies are lacking, however, to assess the ease of access and accuracy of HDSS ABR measures. In this paper, we use birth and exposure data from 10 HDSS in six African countries to compute local ABRs and compare these rates to DHS regional rates where the HDSS sites are located, standardizing by education and place of residence. In rural HDSS sites, the ABR measure is on average 44 percent lower than the DHS measure, after controlling for education and place of residence. Strong temporary migration of childless young women out of rural areas and different capacities in capturing temporarily absent women in the DHS and HDSS could explain this discrepancy. Further comparisons based on more strictly similar populations and measures seem warranted.


Asunto(s)
Tasa de Natalidad/tendencias , Embarazo en Adolescencia/estadística & datos numéricos , Población Rural/tendencias , Adolescente , Adulto , África del Sur del Sahara/epidemiología , Femenino , Humanos , Estudios Longitudinales , Persona de Mediana Edad , Embarazo , Factores Socioeconómicos , Adulto Joven
3.
J Biosoc Sci ; 52(2): 286-299, 2020 03.
Artículo en Inglés | MEDLINE | ID: mdl-31280739

RESUMEN

Childbearing intentions among women in high-fertility contexts are usually classified into those wanting to have a baby, those wanting to 'space' a birth and those wanting to 'limit' their family size. However, evidence from Africa increasingly suggests that women's intentions are more complex than this classification suggests, and that there is fluidity in these intentions. This research explores women's accounts of their childbearing intentions and decisions in order to examine how this fluidity plays out in a low-fertility context in urban Africa. Six focus group discussions were conducted in April and May 2012 with women of reproductive age in Nairobi, Kenya. Participants were recruited using random and purposive sampling techniques. The focus group discussions had an average of seven participants each. Data were coded thematically and analysed using Nvivo software. The analysis explored the factors that women consider to be influential for childbearing and found that the health of the mother and child, costs of raising a child and relationships were commonly reported to be important. Evidence of intentions to space births and limit family size was found. However, the data also showed that there is fluidity in women's family planning intentions, driven by changes in relationships or household finances, which often result in a desire to avoid pregnancy in the present moment. The fluidity observed in women's childbearing intentions cannot be accounted for by the concepts of either 'spacing' or 'limitation' but is best explained by the concept of 'postponement'. The research reveals the need for family planning clinics to provide a full method mix, as well as high-quality counselling, to enable women to choose a method that best suits their needs.


Asunto(s)
Intervalo entre Nacimientos/psicología , Toma de Decisiones , Composición Familiar , Servicios de Planificación Familiar/métodos , Intención , Conducta Reproductiva/psicología , Adolescente , Adulto , Femenino , Fertilidad , Grupos Focales , Humanos , Kenia , Embarazo , Investigación Cualitativa , Programas Informáticos , Adulto Joven
4.
BMC Public Health ; 18(1): 918, 2018 07 27.
Artículo en Inglés | MEDLINE | ID: mdl-30049267

RESUMEN

BACKGROUND: Many low- and middle-income countries are facing a double burden of disease with persisting high levels of infectious disease, and an increasing prevalence of non-communicable disease (NCD). Within these settings, complex processes and transitions concerning health and population are underway, altering population dynamics and patterns of disease. Understanding the mechanisms through which changing socioeconomic and environmental contexts may influence health is central to developing appropriate public health policy. Migration, which involves a change in environment and health exposure, is one such mechanism. METHODS: This study uses Competing Risk Models to examine the relationship between internal migration and premature mortality from AIDS/TB and NCDs. The analysis employs 9 to 14 years of longitudinal data from four Health and Demographic Surveillance Systems (HDSS) of the INDEPTH Network located in Kenya and South Africa (populations ranging from 71 to 223 thousand). The study tests whether the mortality of migrants converges to that of non-migrants over the period of observation, controlling for age, sex and education level. RESULTS: In all four HDSS, AIDS/TB has a strong influence on overall deaths. However, in all sites the probability of premature death (45q15) due to AIDS/TB is declining in recent periods, having exceeded 0.39 in the South African sites and 0.18 in the Kenyan sites in earlier years. In general, the migration effect presents similar patterns in relation to both AIDS/TB and NCD mortality, and shows a migrant mortality disadvantage with no convergence between migrants and non-migrants over the period of observation. Return migrants to the Agincourt HDSS (South Africa) are on average four times more likely to die of AIDS/TB or NCDs than are non-migrants. In the Africa Health Research Institute (South Africa) female return migrants have approximately twice the risk of dying from AIDS/TB from the year 2004 onwards, while there is a divergence to higher AIDS/TB mortality risk amongst female migrants to the Nairobi HDSS from 2010. CONCLUSION: Results suggest that structural socioeconomic issues, rather than epidemic dynamics are likely to be associated with differences in mortality risk by migrant status. Interventions aimed at improving recent migrant's access to treatment may mitigate risk.


Asunto(s)
Emigración e Inmigración/estadística & datos numéricos , Epidemias/estadística & datos numéricos , Mortalidad Prematura , Dinámica Poblacional , Vigilancia de la Población , Síndrome de Inmunodeficiencia Adquirida/mortalidad , Adulto , Anciano , Causas de Muerte , Demografía , Femenino , Humanos , Kenia/epidemiología , Masculino , Persona de Mediana Edad , Sudáfrica/epidemiología , Tuberculosis/mortalidad
5.
Demogr Res ; 38: 1339-1358, 2018.
Artículo en Inglés | MEDLINE | ID: mdl-29706796

RESUMEN

BACKGROUND: Researchers have increasingly turned to longitudinal data to understand how the family environment of children changes over time and how this change affects their well-being. While the value of such efforts is clear, the inherent challenges of collecting robust data over time may limit or bias our understanding of family complexity. OBJECTIVE: Drawing on data from an exploratory study on kinship structure and support for low income single mothers and their young children in Nairobi, Kenya, this paper aims to (1) assess the strengths and weaknesses of our approach in reflecting the complexities of kinship dynamics and (2) analyze how methodological issues such as selection and reporting inconsistency can influence our understanding of the role of kin in children's lives. METHODS: The analysis used data from two waves of the Kinship Support Tree (KST) project. The starting sample consisted of 462 single mothers with at least one child under the age of 7, with data collected on approximately 5,000 resident and nonresident kin. Descriptive statistics and conventional tests of significance were used to analyze selection factors and inconsistencies in reporting across waves. RESULTS: The study yielded a 91% retention rate after six months and the analysis provides some assurance that selectivity from attrition and reporting inconsistency are not entirely driven by shifts in support provision by kin. However, the selectivity of the sample underscores caution in generalizing the results. CONCLUSIONS: While the challenges of conducting follow-up surveys such as the KST are serious, these findings suggest that it is possible to collect consistent data on kinship structure and support from the perspective of children in a mobile population. Tracking kinship structure over time using the KST is not only feasible but more importantly is unlikely to lead to incomplete or biased understanding of kinship. CONTRIBUTION: After further testing with a wider range of women, we hope to disseminate our results for use in a wide range of contexts both in and out of Africa. We believe this data is vital to designing appropriate interventions to improve the well-being of children growing up in these communities.

6.
J Biosoc Sci ; 50(6): 725-748, 2018 11.
Artículo en Inglés | MEDLINE | ID: mdl-29103388

RESUMEN

There is an abundant literature on the relationship between women's education and maternal and child outcomes, including antenatal and postnatal care, onset of antenatal care and skilled birth attendance. However, few studies have adopted the 'equity' lens, despite increasing evidence that inequities between rich and poor are increasing although maternal and child mortality is declining. This study examined the differential effects of women's education within different socioeconomic strata in Africa. The most recent Demographic and Health Surveys (DHS) conducted in the Democratic Republic of the Congo, Egypt, Ghana, Nigeria and Zimbabwe were used. In each country, the original sample was stratified into three socioeconomic groups: poor, middle and rich. For each maternal health service utilization variable, the gross and net effects of women's education, controlling for age, parity, religion, marital status, health insurance, access to health facilities, partner's education and current place of residence, were estimated using logistic regression, taking into account the complex sampling design of the DHS. The findings revealed country-specific variations in maternal health service utilization, and for most indicators there was a clear gradient among socioeconomic strata: women living in better-off households exhibited greater access to, and utilization of, maternal health services. Multivariate analyses revealed that women's education had a positive association with type of antenatal care provider, timing and frequency of antenatal care visits, place of delivery and presence of a skilled birth attendant at delivery. Many other factors were found to be significantly associated with maternal health service utilization. For instance, parity had a negative and significant association with timing of first antenatal care visit. Likewise, partner's education was positively and statistically associated with timing of first antenatal care visit. It is argued that an over-generalization of the association between women's education and maternal health service utilization can be misleading. Efforts to improve maternal health service utilization in Africa must adopt an 'equity' approach, taking into account the specific needs of sub-populations.


Asunto(s)
Comparación Transcultural , Países en Desarrollo , Escolaridad , Servicios de Salud Materna/estadística & datos numéricos , Clase Social , Revisión de Utilización de Recursos , Mujeres/educación , Adolescente , Adulto , África del Sur del Sahara , Femenino , Equidad en Salud , Accesibilidad a los Servicios de Salud/estadística & datos numéricos , Necesidades y Demandas de Servicios de Salud/estadística & datos numéricos , Humanos , Persona de Mediana Edad , Embarazo , Resultado del Embarazo , Esposos/educación , Adulto Joven
7.
Popul Stud (Camb) ; 71(1): 117-132, 2017 03.
Artículo en Inglés | MEDLINE | ID: mdl-28139166

RESUMEN

Across settings, it has been shown that the co-residential household is an insufficient measure of family structure and support. However, it continues to be the primary means of population data collection. To address this problem, we developed a new instrument, the Kinship Support Tree (KST), to collect kinship structure and support data on co-residential and non-residential kin and tested it on a sample of 462 single mothers and their children in a slum community in Nairobi, Kenya. This instrument is unique in four important ways: (1) it is not limited to the co-residential household; (2) it distinguishes potential from functional kin; (3) it incorporates multiple geospatial measures; and (4) it collects data on kin relationships specifically for children. In this paper, we describe the KST instrument, assess the data collected in comparison to data from household rosters, and consider the challenges and feasibility of administration of the KST.


Asunto(s)
Recolección de Datos/métodos , Composición Familiar , Femenino , Humanos , Kenia , Apoyo Social , Factores Socioeconómicos , Población Urbana
8.
J Marriage Fam ; 79(4): 1186-1204, 2017 Aug.
Artículo en Inglés | MEDLINE | ID: mdl-29479116

RESUMEN

Single mothers often turn to their extended kin for financial assistance and to help with child care. Such support may be especially important in areas of high poverty and poor environmental conditions. Using novel kinship data, this paper assesses the extent of support given by over 3,000 relatives to 462 single mothers living in a slum area of Nairobi, Kenya. Contrary to stereotypes about families in sub-Saharan Africa, the active kin network of single mothers is relatively small and nearly a fifth of mothers do not receive any financial or child care assistance. Different types of kin offer different kinds of support according to culturally proscribed roles. However, support also depends heavily on kin's employment status, geographic proximity, and age. These findings offer a nuanced picture of how single women living in slum areas draw upon their kin network to cope with their daily demands as mothers.

9.
Soc Sci Med ; 164: 59-73, 2016 09.
Artículo en Inglés | MEDLINE | ID: mdl-27471131

RESUMEN

Migration has been hypothesised to be selective on health but this healthy migrant hypothesis has generally been tested at destinations, and for only one type of flow, from deprived to better-off areas. The circulatory nature of migration is rarely accounted for. This study examines the relationship between different types of internal migration and adult mortality in Health and Demographic Surveillance System (HDSS) populations in West, East, and Southern Africa, and asks how the processes of selection, adaptation and propagation explain the migration-mortality relationship experienced in these contexts. The paper uses longitudinal data representing approximately 900 000 adults living in nine sub-Saharan African HDSS sites of the INDEPTH Network. Event History Analysis techniques are employed to examine the relationship between all-cause mortality and migration status, over periods ranging from 3 to 14 years for a total of nearly 4.5 million person-years. The study confirms the importance of migration in explaining variation in mortality, and the diversity of the migration-mortality relationship over a range of rural and urban local areas in the three African regions. The results confirm that the pattern of migration-mortality relationship is not exclusively explained by selection but also by propagation and adaptation. Consequences for public health policy are drawn.


Asunto(s)
Emigrantes e Inmigrantes/estadística & datos numéricos , Mortalidad , Vigilancia de la Población/métodos , Adulto , África , Femenino , Humanos , Masculino
11.
Demogr Res ; 34: 845-884, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-31762689

RESUMEN

BACKGROUND: Education, as a key indicator of human capital, is considered one of the major determinants of internal migration, with previous studies suggesting that human capital accumulates in urban areas at the expense of rural areas. However, there is fragmentary evidence concerning the educational correlates of internal migration in sub-Saharan Africa. OBJECTIVES: The study questions whether more precise measures of migration in Health and Demographic Surveillance System (HDSS) populations support the hypothesis that migrants are self-selected on human capital and more educated people are more likely to leave rural areas or enter urban areas within a geographical region. METHODS: Using unique longitudinal data representing approximately 900,000 people living in eight sub-Saharan African HDSS sites that are members of the INDEPTH Network, the paper uses Event History Analysis techniques to examine the relationship between formal educational attainment and in-and out-migration, over the period 2009 to 2011. RESULTS: Between 7% and 27% of these local populations are moving in or out of the HDSS area over this period. Education is positively associated with both in-and out-migration in the Kenyan HDSS areas; however, the education effect has no clear pattern in the HDSS sites in Burkina Faso, Mozambique, and South Africa. CONCLUSIONS: Empirical results presented in this paper confirm a strong age profile of migration consistent with human capital expectation, yet the results point to variability in the association of education and the propensity to migrate. In particular, the hypothesis of a shift of human capital from rural to urban areas is not universally valid.

12.
Reprod Health ; 12: 73, 2015 Aug 21.
Artículo en Inglés | MEDLINE | ID: mdl-26293812

RESUMEN

BACKGROUND: Several studies have demonstrated a link between young people's sexual behavior and levels of parental monitoring, parent-child communication, and parental discipline in Western countries. However, little is known about this association in African settings, especially among young people living in high poverty settings such as urban slums. The objective of the study was to assess the influence of parental factors (monitoring, communication, and discipline) on the transition to first sexual intercourse among unmarried adolescents living in urban slums in Kenya. METHODS: Longitudinal data collected from young people living in two slums in Nairobi, Kenya were used. The sample was restricted to unmarried adolescents aged 12-19 years at Wave 1 (weighted n = 1927). Parental factors at Wave 1 were used to predict adolescents' transition to first sexual intercourse by Wave 2. Relevant covariates including the adolescents' age, sex, residence, school enrollment, religiosity, delinquency, and peer models for risk behavior were controlled for. Multivariate logistic regression models were used to assess the associations of interest. All analyses were conducted using Stata version 13. RESULTS: Approximately 6% of our sample transitioned to first sexual intercourse within the one-year study period; there was no sex difference in the transition rate. In the multivariate analyses, male adolescents who reported communication with their mothers were less likely to transition to first sexual intercourse compared to those who did not (p < 0.05). This association persisted even after controlling for relevant covariates (OR: ≤0.33; p < 0.05). However, parental monitoring, discipline, and communication with their fathers did not predict transition to first sexual intercourse for male adolescents. For female adolescents, parental monitoring, discipline, and communication with fathers predicted transition to first sexual intercourse; however, only communication with fathers remained statistically significant after controlling for relevant covariates (OR: 0.30; 95% C.I.: 0.13-0.68). CONCLUSION: This study provides evidence that cross-gender communication with parents is associated with a delay in the onset of sexual intercourse among slum-dwelling adolescents. Targeted adolescent sexual and reproductive health programmatic interventions that include parents may have significant impacts on delaying sexual debut, and possibly reducing sexual risk behaviors, among young people in high-risk settings such as slums.


Asunto(s)
Conducta del Adolescente , Relaciones Padres-Hijo , Conducta Sexual/estadística & datos numéricos , Adolescente , Niño , Comunicación , Femenino , Humanos , Kenia , Estudios Longitudinales , Masculino , Responsabilidad Parental , Áreas de Pobreza , Asunción de Riesgos , Factores Sexuales , Adulto Joven
13.
Cult Health Sex ; 17(9): 1074-89, 2015.
Artículo en Inglés | MEDLINE | ID: mdl-26057848

RESUMEN

The main objective of this paper is to investigate the association between fertility preferences and contraceptive use among 15-49-year-old women living in Korogocho and Viwandani, informal settlements in Nairobi, Kenya. We draw on longitudinal data collected under the Maternal and Child Health project conducted between 2006 and 2010 in the two settlements. There is substantial regularity and stability but also unusual instability in reported fertility preferences over time among women living in these settings. Younger women, aged 15-24 years, are likely to change their preferences over time, passing from limiting to wanting additional children. But women aged 35-49 are likely to change their preferences from desiring more children to limiting their childbearing. The desire to limit childbearing is strongly associated with the use of modern and long-acting contraceptive methods. Findings have major implications for the success of family planning programmes in informal settlements where access to and knowledge about contraception may be limited.


Asunto(s)
Conducta Anticonceptiva/tendencias , Fertilidad , Áreas de Pobreza , Población Urbana , Adolescente , Adulto , Conducta Anticonceptiva/estadística & datos numéricos , Femenino , Humanos , Kenia , Persona de Mediana Edad , Encuestas y Cuestionarios , Adulto Joven
14.
Int J Epidemiol ; 44(2): 462-71, 2015 Apr.
Artículo en Inglés | MEDLINE | ID: mdl-25596586

RESUMEN

The Nairobi Urban Health and Demographic Surveillance System (NUHDSS) was the first urban-based longitudinal health and demographic surveillance platform in sub-Saharan Africa (SSA). The NUHDSS was established in 2002 to provide a platform to investigate the long-term social, economic and health consequences of urban residence, and to serve as a primary research tool for intervention and impact evaluation studies focusing on the needs of the urban poor in SSA. Since its inception, the NUHDSS has successfully followed every year a population of about 65,000 individuals in 24,000 households in two slum communities--Korogocho and Viwandani--in Nairobi, Kenya. Data collected include key demographic and health information (births, deaths including verbal autopsy, in- and out-migration, immunization) and other information that characterizes living conditions in the slums (livelihood opportunities, household amenities and possessions, type of housing etc.). In addition to the routine data, it has provided a robust platform for nesting several studies examining the challenges of rapid urbanization in SSA and associated health and poverty dynamics. NUHDSS data are shared through internal and external collaborations, in accordance with the Centre's guidelines for publications, data sharing.


Asunto(s)
Características de la Residencia/estadística & datos numéricos , Salud Urbana/estadística & datos numéricos , Adolescente , Adulto , Anciano , Salud Infantil/estadística & datos numéricos , Recolección de Datos/métodos , Bases de Datos Factuales , Emigración e Inmigración/estadística & datos numéricos , Femenino , Predicción , Estado de Salud , Humanos , Kenia , Masculino , Persona de Mediana Edad , Áreas de Pobreza , Vigilancia en Salud Pública/métodos , Distribución por Sexo , Factores Socioeconómicos , Estadísticas Vitales , Adulto Joven
15.
J Urban Health ; 92(1): 39-54, 2015 Feb.
Artículo en Inglés | MEDLINE | ID: mdl-25316191

RESUMEN

Studies on informal settlements in sub-Saharan Africa have questioned the health benefits of urban residence, but this should not suggest that informal settlements (within cities and across cities and/or countries) are homogeneous. They vary in terms of poverty, pollution, overcrowding, criminality, and social exclusion. Moreover, while some informal settlements completely lack public services, others have access to health facilities, sewers, running water, and electricity. There are few comparative studies that have looked at informal settlements across countries accounting for these contextual nuances. In this paper, we comparatively examine the differences in child vaccination rates between Nairobi and Ouagadougou's informal settlements. We further investigate whether the identified differences are related to the differences in demographic and socioeconomic composition between the two settings. We use data from the Ouagadougou and Nairobi Urban Health and Demographic Surveillance Systems (HDSSs), which are the only two urban-based HDSSs in Africa. The results show that children in the slums of Nairobi are less vaccinated than children in the informal settlements in Ouagadougou. The difference in child vaccination rates between Nairobi and Ouagadougou informal settlements are not related to the differences in their demographic and socioeconomic composition but to the inequalities in access to immunization services.


Asunto(s)
Servicios de Salud del Niño/estadística & datos numéricos , Equidad en Salud/estadística & datos numéricos , Áreas de Pobreza , Población Urbana/estadística & datos numéricos , Vacunación/estadística & datos numéricos , Burkina Faso , Preescolar , Femenino , Investigación sobre Servicios de Salud , Humanos , Lactante , Kenia , Masculino , Factores Socioeconómicos , Encuestas y Cuestionarios
16.
Glob Health Action ; 7: 25362, 2014.
Artículo en Inglés | MEDLINE | ID: mdl-25377324

RESUMEN

BACKGROUND: Because most deaths in Africa and Asia are not well documented, estimates of mortality are often made using scanty data. The INDEPTH Network works to alleviate this problem by collating detailed individual data from defined Health and Demographic Surveillance sites. By registering all deaths over time and carrying out verbal autopsies to determine cause of death across many such sites, using standardised methods, the Network seeks to generate population-based mortality statistics that are not otherwise available. OBJECTIVE: To build a large standardised mortality database from African and Asian sites, detailing the relevant methods, and use it to describe cause-specific mortality patterns. DESIGN: Individual demographic and verbal autopsy (VA) data from 22 INDEPTH sites were collated into a standardised database. The INDEPTH 2013 population was used for standardisation. The WHO 2012 VA standard and the InterVA-4 model were used for assigning cause of death. RESULTS: A total of 111,910 deaths occurring over 12,204,043 person-years (accumulated between 1992 and 2012) were registered across the 22 sites, and for 98,429 of these deaths (88.0%) verbal autopsies were successfully completed. There was considerable variation in all-cause mortality between sites, with most of the differences being accounted for by variations in infectious causes as a proportion of all deaths. CONCLUSIONS: This dataset documents individual deaths across Africa and Asia in a standardised way, and on an unprecedented scale. While INDEPTH sites are not constructed to constitute a representative sample, and VA may not be the ideal method of determining cause of death, nevertheless these findings represent detailed mortality patterns for parts of the world that are severely under-served in terms of measuring mortality. Further papers explore details of mortality patterns among children and specifically for NCDs, external causes, pregnancy-related mortality, malaria, and HIV/AIDS. Comparisons will also be made where possible with other findings on mortality in the same regions. Findings presented here and in accompanying papers support the need for continued work towards much wider implementation of universal civil registration of deaths by cause on a worldwide basis.


Asunto(s)
Causas de Muerte , Recolección de Datos/normas , Mortalidad/tendencias , África/epidemiología , Asia/epidemiología , Autopsia , Bases de Datos Factuales , Demografía , Femenino , Humanos , Masculino , Vigilancia de la Población
17.
Glob Health Action ; 7: 25363, 2014.
Artículo en Inglés | MEDLINE | ID: mdl-25377325

RESUMEN

BACKGROUND: Childhood mortality, particularly in the first 5 years of life, is a major global concern and the target of Millennium Development Goal 4. Although the majority of childhood deaths occur in Africa and Asia, these are also the regions where such deaths are least likely to be registered. The INDEPTH Network works to alleviate this problem by collating detailed individual data from defined Health and Demographic Surveillance sites. By registering deaths and carrying out verbal autopsies to determine cause of death across many such sites, using standardised methods, the Network seeks to generate population-based mortality statistics that are not otherwise available. OBJECTIVE: To present a description of cause-specific mortality rates and fractions over the first 15 years of life as documented by INDEPTH Network sites in sub-Saharan Africa and south-east Asia. DESIGN: All childhood deaths at INDEPTH sites are routinely registered and followed up with verbal autopsy (VA) interviews. For this study, VA archives were transformed into the WHO 2012 VA standard format and processed using the InterVA-4 model to assign cause of death. Routine surveillance data also provided person-time denominators for mortality rates. Cause-specific mortality rates and cause-specific mortality fractions are presented according to WHO 2012 VA cause groups for neonatal, infant, 1-4 year and 5-14 year age groups. RESULTS: A total of 28,751 childhood deaths were documented during 4,387,824 person-years over 18 sites. Infant mortality ranged from 11 to 78 per 1,000 live births, with under-5 mortality from 15 to 152 per 1,000 live births. Sites in Vietnam and Kenya accounted for the lowest and highest mortality rates reported. CONCLUSIONS: Many children continue to die from relatively preventable causes, particularly in areas with high rates of malaria and HIV/AIDS. Neonatal mortality persists at relatively high, and perhaps sometimes under-documented, rates. External causes of death are a significant childhood problem in some settings.


Asunto(s)
Causas de Muerte , Recolección de Datos/normas , Mortalidad/tendencias , Adolescente , África/epidemiología , Asia/epidemiología , Autopsia , Niño , Preescolar , Bases de Datos Factuales , Demografía , Femenino , Humanos , Lactante , Recién Nacido , Masculino , Vigilancia de la Población
18.
Glob Health Action ; 7: 25368, 2014.
Artículo en Inglés | MEDLINE | ID: mdl-25377328

RESUMEN

BACKGROUND: Women continue to die in unacceptably large numbers around the world as a result of pregnancy, particularly in sub-Saharan Africa and Asia. Part of the problem is a lack of accurate, population-based information characterising the issues and informing solutions. Population surveillance sites, such as those operated within the INDEPTH Network, have the potential to contribute to bridging the information gaps. OBJECTIVE: To describe patterns of pregnancy-related mortality at INDEPTH Network Health and Demographic Surveillance System sites in sub-Saharan Africa and southeast Asia in terms of maternal mortality ratio (MMR) and cause-specific mortality rates. DESIGN: Data on individual deaths among women of reproductive age (WRA) (15-49) resident in INDEPTH sites were collated into a standardised database using the INDEPTH 2013 population standard, the WHO 2012 verbal autopsy (VA) standard, and the InterVA model for assigning cause of death. RESULTS: These analyses are based on reports from 14 INDEPTH sites, covering 14,198 deaths among WRA over 2,595,605 person-years observed. MMRs varied between 128 and 461 per 100,000 live births, while maternal mortality rates ranged from 0.11 to 0.74 per 1,000 person-years. Detailed rates per cause are tabulated, including analyses of direct maternal, indirect maternal, and incidental pregnancy-related deaths across the 14 sites. CONCLUSIONS: As expected, these findings confirmed unacceptably high continuing levels of maternal mortality. However, they also demonstrate the effectiveness of INDEPTH sites and of the VA methods applied to arrive at measurements of maternal mortality that are essential for planning effective solutions and monitoring programmatic impacts.


Asunto(s)
Causas de Muerte , Recolección de Datos/normas , Mortalidad Materna/tendencias , Adulto , África/epidemiología , Asia/epidemiología , Autopsia , Bases de Datos Factuales , Demografía , Femenino , Humanos , Masculino , Vigilancia de la Población , Embarazo
19.
Artículo en Inglés | MEDLINE | ID: mdl-25210535

RESUMEN

BACKGROUND: Past research provides strong evidence that adverse life events heighten the risk of delinquent behavior among adolescents. Urban informal (slum) settlements in sub-Saharan Africa are marked by extreme adversity. However, the prevalence and consequences of adverse life events as well as protective factors that can mitigate the effects of exposure to these events in slum settlements is largely understudied. We examine two research questions. First, are adverse life events experienced at the individual and household level associated with a higher likelihood of delinquent behavior among adolescents living in two slums in Nairobi, Kenya? Second, are parental monitoring, religiosity, and self-esteem protective against delinquency in a context of high adversity? METHODS: We used cross-sectional data from 3,064 males and females aged 12-19 years who participated in the Transitions to Adulthood Study. We examined the extent to which a composite index of adverse life events was associated with delinquent behavior (measured using a composite index derived from nine items). We also examined the direct and moderating effects of three protective factors: parental monitoring, religiosity, and self-esteem. RESULTS: Fifty-four percent of adolescents reported at least one adverse life event, while 18% reported three or more adverse events. For both males and females, adversity was positively and significantly associated with delinquency in bivariate and multivariate models. Negative associations were observed between the protective factors and delinquency. Significant adverse events × protective factor interaction terms were observed for parental monitoring (females and males), religiosity (males), and self-esteem (females). CONCLUSIONS: Similar to research in high income countries, adverse life events are associated with an increased likelihood of delinquent behavior among adolescents living in urban slums in Kenya, a low-income country. However, parental monitoring, religiosity, and self-esteem may moderate the effect of adversity on delinquent behavior and pinpoint possible avenues to develop interventions to reduce delinquency in resource-poor settings in low and middle income countries.

20.
PLoS One ; 9(7): e101034, 2014.
Artículo en Inglés | MEDLINE | ID: mdl-25080352

RESUMEN

BACKGROUND: Despite the significant proportion of young people residing in slum communities, little attention has been paid to the sexual and reproductive health (SRH) challenges they face during their transition to adulthood within this harsh environment. Little is known about the extent to which living in extreme environments, like slums, impact SRH outcomes, especially during this key developmental period. This paper aims to fill this research gap by examining the levels of and factors associated with unintended pregnancies among young women aged 15-22 in two informal settlements in Nairobi, Kenya. METHODS: We use data from two waves of a 3-year prospective survey that collected information from adolescents living in the two slums in 2007-2010. In total, 849 young women aged 15-22 were considered for analysis. We employed Cox and logistic regression models to investigate factors associated with timing of pregnancy experience and unintended pregnancy among adolescents who were sexually active by Wave 1 or Wave 2. FINDINGS: About two thirds of sexually experienced young women (69%) have ever been pregnant by Wave 2. For 41% of adolescents, the pregnancies were unintended, with 26% being mistimed and 15% unwanted. Multivariate analysis shows a significant association between a set of factors including age at first sex, schooling status, living arrangements and timing of pregnancy experience. In addition, marital status, schooling status, age at first sex and living arrangements are the only factors that are significantly associated with unintended pregnancy among the young women. CONCLUSIONS: Overall, this study underscores the importance of looking at reproductive outcomes of early sexual initiation, the serious health risks early fertility entail, especially among out-of school girls, and sexual activity in general among young women living in slum settlements. This provides greater impetus for addressing reproductive behaviors among young women living in resource-poor settings such as slums.


Asunto(s)
Embarazo no Deseado , Población Urbana , Adolescente , Adulto , Femenino , Humanos , Kenia , Pobreza , Embarazo , Estudios Prospectivos , Adulto Joven
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