COST CONSIDERATIONS AND SAMPLE SIZE REQUIREMENTS IN COHORT AND CASE-CONTROL STUDIES

COST CONSIDERATIONS AND SAMPLE SIZE REQUIREMENTS IN COHORT AND CASE-CONTROL STUDIES

Three methods for incorporating cost considerations into sample size determination for cohort and case-control studies are considered. It is found that when the costs of obtaining exposed and nonexposed subjects or of obtaining case and control subjects differ, an improvement in design can be achiev...

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Veröffentlicht in:American journal of epidemiology 1978-03, Vol.107 (3), p.201-205
Hauptverfasser: MEYDRECH, EDWARD F., KUPPER, LAWRENCE L.
Format: Artikel
Sprache:eng
Schlagworte:
blometry
Costs and Cost Analysis
Epidemiologic Methods
Humans
Sampling Studies
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Beschreibung
Zusammenfassung:Three methods for incorporating cost considerations into sample size determination for cohort and case-control studies are considered. It is found that when the costs of obtaining exposed and nonexposed subjects or of obtaining case and control subjects differ, an improvement in design can be achieved.
ISSN:0002-9262
1476-6256
DOI:10.1093/oxfordjournals.aje.a112526