Related MeSH Hierarchy (4)
Analytical, Diagnostic and Therapeutic Techniques, and Equipment [E] » Investigative Techniques [E05] » Epidemiologic Methods » Epidemiologic Research Design » Sample Size
Analytical, Diagnostic and Therapeutic Techniques, and Equipment [E] » Investigative Techniques [E05] » Methods » Research Design » Sample Size
Health Care [N] » Health Care Quality, Access, and Evaluation [N05] » Quality of Health Care » Health Care Evaluation Mechanisms » Epidemiologic Research Design » Sample Size
Health Care [N] » Environment and Public Health [N06] » Public Health » Epidemiologic Methods » Epidemiologic Research Design » Sample Size
Description
The number of units (persons, animals, patients, specified circumstances, etc.) in a population to be studied. The sample size should be big enough to have a high likelihood of detecting a true difference between two groups. (From Wassertheil-Smoller, Biostatistics and Epidemiology, 1990, p95) MeSH
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