Reporting on methods of subgroup analysis in clinical trials: a survey of four scientific journals

Reporting on methods of subgroup analysis in clinical trials: a survey of four scientific journals

Results of subgroup analysis (SA) reported in randomized clinical trials (RCT) cannot be adequately interpreted without information about the methods used in the study design and the data analysis. Our aim was to show how often inaccurate or incomplete reports occur. First, we selected eight methodo...

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Bibliographic Details
Main Authors: E.D. Moreira Jr., Z. Stein, E. Susser
Format: Article
Language:English
Published: Associação Brasileira de Divulgação Científica 2001-11-01
Series:Brazilian Journal of Medical and Biological Research
Subjects:
subgroup analyses
randomized clinical trials
research design
epidemiological methods
effect modification
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2001001100011

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