Why the study?
Does a poor perceived health rating predict increased mortality in adults?
Population
6,928 adults from a random sample in Alameda County, California (1965 Human Population Laboratory survey)
Comparison
Perceived health rating of 'poor' vs Perceived health rating of 'excellent'
Design
Cohort
Follow-up
9 years
Authors
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Supports inclusion of self-rated health in prognostic research; should not yet change clinical practice.
Does a poor perceived health rating predict increased mortality in adults?
Poor perceived health is a strong, independent predictor of all-cause mortality over a 9-year period, even after adjusting for physical health status and other psychosocial factors.
Kaplan et al. (1983) studied this question.