Blood pressure levels in persons 18-74 years of age in 1976-80, and trends in blood pressure from 1960 to 1980 in the United States.

for blood pressure and hypertension in the period from 1960 to 1980 are also presented. Under the Ieg]slation establishing the National Health Survey. !he Public Health Service is authorized to use. insofar as possible, the sert>ices or facilities of other Federal. State. or private agencies. In accordance with specifications established b), the National Center for Health Statistics, the U.S. Bureau of the Censu~ panictpawd in the design and selection of the sample and carried out the initial household interview stage of the data collection and certain vans oftbe statistical !xocessing. many helpfid comments during review of the manuscript.