The validity of an area-based method to estimate the size of hard-to-reach populations using satellite images: the example of fishing populations of Lake Victoria [0.03%]
基于区域的方法使用卫星图像估算难以接触的人口规模的有效性——以维多利亚湖渔业人口为例
Stephen Nash,Victoria Tittle,Andrew Abaasa et al.
Stephen Nash et al.
Background: Information on the size of populations is crucial for planning of service and resource allocation to communities in need of health interventions. In resource limited settings, reliable census data are often no...
Clarifying questions about "risk factors": predictors versus explanation [0.03%]
澄清“风险因素”的问题：预测与解释的区别
C Mary Schooling,Heidi E Jones
C Mary Schooling
Background: In biomedical research much effort is thought to be wasted. Recommendations for improvement have largely focused on processes and procedures. Here, we additionally suggest less ambiguity concerning the questio...
Cannons and sparrows: an exact maximum likelihood non-parametric test for meta-analysis of k 2 × 2 tables [0.03%]
cannons and sparrow：k 2×2表的元分析的确切最大似然非参数检验
Lawrence M Paul
Lawrence M Paul
Background: The use of meta-analysis to aggregate multiple studies has increased dramatically over the last 30 years. For meta-analysis of homogeneous data where the effect sizes for the studies contributing to the meta-a...
Emmanuel Grellety,Michael H Golden
Emmanuel Grellety
Background: Representative surveys collecting weight, height and MUAC are used to estimate the prevalence of acute malnutrition. The results are then used to assess the scale of malnutrition in a population and type of nu...
The contributions and future direction of Program Science in HIV/STI prevention [0.03%]
程序科学在艾滋病/性传播感染预防中的贡献和未来方向
Marissa Becker,Sharmistha Mishra,Sevgi Aral et al.
Marissa Becker et al.
Background: Program Science is an iterative, multi-phase research and program framework where programs drive the scientific inquiry, and both program and science are aligned towards a collective goal of improving populati...
Role of survey response rates on valid inference: an application to HIV prevalence estimates [0.03%]
调查回复率对有效推断的影响：以HIV患病率估计为例
Miguel Marino,Marcello Pagano
Miguel Marino
Background: Nationally-representative surveys suggest that females have a higher prevalence of HIV than males in most African countries. Unfortunately, these results are made on the basis of surveys with non-ignorable mis...
Modelling fertility in rural South Africa with combined nonlinear parametric and semi-parametric methods [0.03%]
结合非线性参半参数法 modeling fertility in rural South Africa with combined nonlinear parametric and semi-parametric methods
Robert W Eyre,Thomas House,F Xavier Gómez-Olivé et al.
Robert W Eyre et al.
Background: Central to the study of populations, and therefore to the analysis of the development of countries undergoing major transitions, is the calculation of fertility patterns and their dependence on different varia...
Matthew R Grigsby,Junrui Di,Andrew Leroux et al.
Matthew R Grigsby et al.
Background: Literature surrounding the statistical modeling of childhood growth data involves a diverse set of potential models from which investigators can choose. However, the lack of a comprehensive framework for compa...
Effect of correcting for gestational age at birth on population prevalence of early childhood undernutrition [0.03%]
校正出生时胎龄对早期儿童营养不良人口患病率的影响分析
Nandita Perumal,Daniel E Roth,Johnna Perdrizet et al.
Nandita Perumal et al.
Background: Postmenstrual and/or gestational age-corrected age (CA) is required to apply child growth standards to children born preterm (< 37 weeks gestational age). Yet, CA is rarely used in epidemiologic studies in low...
Contextual factors in maternal and newborn health evaluation: a protocol applied in Nigeria, India and Ethiopia [0.03%]
尼日利亚、印度和埃塞俄比亚应用的关于评估孕产妇和新生儿健康的情境因素的方案规范
Kate Sabot,Tanya Marchant,Neil Spicer et al.
Kate Sabot et al.
Background: Understanding the context of a health programme is important in interpreting evaluation findings and in considering the external validity for other settings. Public health researchers can be imprecise and inco...