Relative index of inequality: The relative index of inequality (RII) is a regression-based index which summarizes the magnitude of socio-economic status (SES) as a source of inequalities in health. RII is useful because it takes into account the size of the population and the relative disadvantage experienced by different groups.Addis Ababa Fistula HospitalClosed-ended question: A closed-ended question is a question format that limits respondents with a list of answer choices from which they must choose to answer the question.Dillman D.Kocaeli University: The University of Kocaeli (KOU) is a state university in Kocaeli, Turkey. It was founded as the Academy of Engineering and Architecture of Kocaeli in 1976.Tamil Nadu Dr. M.G.R. Medical UniversityNigerian Ports Authority: The Nigerian Ports Authority (NPA) is a federal government agency that governs and operates the ports of Nigeria. The major ports controlled by the NPA include: the Lagos Port Complex and Tin Can Island Port in Lagos; Calabar Port, Delta Port, Rivers Port at Port Harcourt, and Onne Port.QRISK: QRISK2 (the most recent version of QRISK) is a prediction algorithm for cardiovascular disease (CVD) that uses traditional risk factors (age, systolic blood pressure, smoking status and ratio of total serum cholesterol to high-density lipoprotein cholesterol) together with body mass index, ethnicity, measures of deprivation, family history, chronic kidney disease, rheumatoid arthritis, atrial fibrillation, diabetes mellitus, and antihypertensive treatment.Behavior change (public health): Behavior change is a central objective in public health interventions,WHO 2002: World Health Report 2002 - Reducing Risks, Promoting Healthy Life Accessed Feb 2015 http://www.who.Age adjustment: In epidemiology and demography, age adjustment, also called age standardization, is a technique used to allow populations to be compared when the age profiles of the populations are quite different.African-American family structure: The family structure of African-Americans has long been a matter of national public policy interest.Moynihan's War on Poverty report A 1965 report by Daniel Patrick Moynihan, known as The Moynihan Report, examined the link between black poverty and family structure.Self-rated health: Self-rated health (also called Self-reported health, Self-assessed health, or perceived health) refers to both a single question such as “in general, would you say that you health is excellent, very good, good, fair, or poor?” and a survey questionnaire in which participants assess different dimensions of their own health.Soo Ik Lee: Soo Ik Lee, MD (died 1995) was a Korean-born American neurologist and a subspecialist in clinical neurophysiology based at the University of Virginia in Charlottesville, Virginia.