The size of a pilot study for a clinical trial should be calculated in relation to considerations of precision and efficiency

Journal of Clinical Epidemiology

Volumn 65, Issue 3, 2012, Pages 301-308

  Sim, Julius ^a   Lewis, Martyn ^a  

^a KEELE UNIVERSITY   (United Kingdom)

Author keywords

Confidence interval; Pilot study; Randomized controlled trial; Sample size; Standard deviation; Statistical power

Indexed keywords

ACCURACY; ARTICLE; OUTCOME ASSESSMENT; PILOT STUDY; PRIORITY JOURNAL; PRODUCTIVITY; RANDOMIZED CONTROLLED TRIAL (TOPIC); SAMPLE SIZE;

BIAS (EPIDEMIOLOGY); CONFIDENCE INTERVALS; DATA INTERPRETATION, STATISTICAL; EFFICIENCY; HUMANS; PILOT PROJECTS; RANDOMIZED CONTROLLED TRIALS AS TOPIC; SAMPLE SIZE; STATISTICS AS TOPIC;

EID: 84856013568     PISSN: 08954356     EISSN: 18785921     Source Type: Journal    
DOI: 10.1016/j.jclinepi.2011.07.011     Document Type: Article

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