Plan and operation of the NHANES I Epidemiologic Followup Study, 1987.

This report describes the plan and operation for the 1987 data collection wave of the Epidemiologic Followup to the first National Health and Nutrition Examination Survey (NHANES I). Tracing and data collection were conducted on 11,750 persons 25-74 years of age at NHANES I who were not known to be deceased in the 1982-84 and 1986 data collection waves of the NHANES I Epidemiologic Followup Study.