Counting, analysing and reporting exacerbations of COPD in randomised controlled trials
نویسندگان
چکیده
1 The Ottawa Health Research Institute, University of Ottawa, Ottawa, Canada; 2 The Woolcock Institute of Medical Research, Sydney, Australia; 3 Centre de recherche, Hopital Laval, Universite Laval, Montreal, Canada; 4 Department of Medicine, McGill University, Montreal, Canada; 5 Department of Medicine, The University of Toronto, Toronto, Canada; 6 The Department of Medicine, Queen’s University, Canada; 7 Department of Medicine, The University of British Columbia, Canada
منابع مشابه
Counting, analysing and reporting exacerbations of COPD in randomised controlled trials.
BACKGROUND Clinical trials measure exacerbations of chronic obstructive pulmonary disease (COPD) inconsistently. A study was undertaken to determine if different methods for ascertaining and analysing COPD exacerbations lead to biased estimates of treatment effects. METHODS Information on the methods used to count, analyse and report COPD exacerbation rates was abstracted from clinical trials...
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تاریخ انتشار 2008