RT Research Data T1 National Health Examination Survey, Cycle I, 1959-1962: Vision Data LA English PP Erscheinungsort nicht ermittelbar PB [Verlag nicht ermittelbar] YR 1989 UL https://krimdok.uni-tuebingen.de/Record/1902800141 AB The National Health Examination Surveys, Cycle I (NHES I), conducted during the period 1959-1962, were designed to secure statistics on the health status of the population of the United States. More specifically, their purpose was to determine the prevalence of certain chronic diseases, the status of dental health, and the distributions of auditory and visual acuity and certain anthropometric measurements. This collection includes findings from a vision examination that measured corrected and uncorrected visual acuity for near and far vision. The survey contains variables on sight problems, eye disease, color blindness, vision measurement with/without glasses, and headaches. K1 dental health K1 eyesight K1 health behavior K1 health history K1 health status K1 hearing (physiology) K1 medical evaluation K1 Physical Health K1 testing and measurement K1 vision impairment K1 Forschungsdaten DO 10.3886/ICPSR09202.v1