The National Health and Nutrition Examination Survey (NHANES) is a program of studies designed to assess the health and nutritional status of adults and children in the United States. The survey is unique in that it combines interviews and physical examinations. The NHANES interview includes demographic, socioeconomic, dietary, and health-related questions. The examination component consists of medical,...

The NYC Health and Nutritional Examination Survey (NYC HANES), modeled on the National Health and Nutrition Examination Survey (NHANES), is a population-based, cross-sectional study with data colleced from physical examinations, clinical and laboratory tests, as well as face-to-face interviews and audio computer-assisted self-interviews (ACASI). It was first conducted in 2004 by the NYC Department...

The Los Angeles County Health Survey (LACHS) is a population based telephone survey conducted approximately every three years since 1997 by the Office of Health Assessment & Epidemiology (OHAE) at the Department of Public Health of Los Angeles County. LACHS provides information on adults and children in Los Angeles County about overall health, health care issues, and health indicators of physical...