Dichotomizing a continuous outcome in cluster randomized trials: Impact on power

Statistics in Medicine

Volumn 31, Issue 24, 2012, Pages 2822-2832

  Caille, Agnès ^a,b,c   Leyrat, Clémence ^a   Giraudeau, Bruno ^a,b,c  

^a INSERM   (France)

^b UNIVERSITÉ DE TOURS   (France)

^c UNIVERSITY HOSPITAL OF TOURS   (France)

Author keywords

Cluster randomized trial; Dichotomization; Intraclass correlation coefficient; Power

Indexed keywords

ALGORITHM; ARTICLE; CLUSTER ANALYSIS; CLUSTER RANDOMIZED CLINICAL TRIAL; CORRELATION COEFFICIENT; DICHOTOMIZATION; EMPIRICAL POWER; EMPIRICAL RESEARCH; INFORMATION PROCESSING; MATHEMATICAL MODEL; POWER ANALYSIS; PROBABILITY SAMPLE; RANDOMIZED CONTROLLED TRIAL (TOPIC); RELIABILITY; SAMPLE SIZE; SIMULATION; THEORETICAL MODEL; THEORETICAL POWER;

CLUSTER ANALYSIS; COMPUTER SIMULATION; DATA INTERPRETATION, STATISTICAL; HUMANS; MODELS, STATISTICAL; RANDOMIZED CONTROLLED TRIALS AS TOPIC; REPRODUCIBILITY OF RESULTS;

EID: 84867329071     PISSN: 02776715     EISSN: 10970258     Source Type: Journal    
DOI: 10.1002/sim.5409     Document Type: Article

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