| epidemiologic factors | Events, characteristics, or other definable entities that have the potential to bring about a change in a health condition or other defined outcome. (12 Dec 1998) |
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| epidemiologic measurements | <epidemiology> Statistical calculations on the occurrence of disease or other health-related conditions in defined populations. (12 Dec 1998) |
| epidemiologic research design | The form and structure of analytic studies in epidemiologic and clinical research. (12 Dec 1998) |
| epidemiologic studies | Studies designed to examine associations, commonly, hypothesised causal relations. They are usually concerned with identifying or measuring the effects of risk factors or exposures. The common types of analytic study are case-control studies, cohort studies, and cross-sectional studies. (12 Dec 1998) |
| epidemiologic study characteristics | Types and formulations of studies used in epidemiological and clinical research. (12 Dec 1998) |