Random versus volunteer selection for a community-based study.

Ganguli, M

Random versus volunteer selection for a community-based study. [electronic resource] - The journals of gerontology. Series A, Biological sciences and medical sciences Jan 1998 - M39-46 p. digital

Publication Type: Comparative Study; Journal Article; Research Support, U.S. Gov't, P.H.S.

1079-5006

10.1093/gerona/53a.1.m39 doi


Activities of Daily Living
Aged
Aged, 80 and over
Bias
Cognition
Cost-Benefit Analysis
Cross-Sectional Studies
Data Interpretation, Statistical
Educational Status
Epidemiologic Studies
Female
Follow-Up Studies
Forecasting
Health Services--statistics & numerical data
Humans
Longitudinal Studies
Male
Mortality
Patient Selection
Pennsylvania--epidemiology
Random Allocation
Risk Factors
Rural Population
Sample Size
Sampling Studies
Sex Factors
Volunteers