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NATHAN W. SHOCK, PH.D.

Am J Dis Child. 1944;68(1):16-22.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

Although measurements of the blood pressures of large populations of normal adults have been reported and the limits of normal variation have been fairly well established,¹ relatively few measurements have been made for developing adolescents.² Pulse rates of untold thousands of high school children have been counted under unknown conditions of rest or exercise, but the information available on changes in the basal pulse rate with age during the adolescent period is scantly.³ This report presents the results of repeated measurements of pulse rate and blood pressure taken at intervals of six months for the same persons (children aged 11.5 to 17.5 years) under basal conditions over a period of six years.

SUBJECTS AND PROCEDURE

The subjects for the cumulative study were 50 girls and 50 boys, chosen for the University of California Adolescent Growth Study from five elementary schools of Oakland, Calif. Since repeated testing of . . . [Full Text PDF of this Article]

Author Affiliations
BERKELEY, CALIF.

From the Institute of Child Welfare and the Division of Physiology, University of California.

Footnotes
Now Senior Psychophysiologist, United States Public Health Service, National Institute of Health, Unit on Gerontology, Bethesda, Md., and Visiting Physiologist, Baltimore City Hospitals, Baltimore.

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