Reporting of conflicts of interest from drug trials in Cochrane reviews: cross sectional study.

ABSTRACT:

Objectives

To investigate the degree to which Cochrane reviews of drug interventions published in 2010 reported conflicts of interest from included trials and, among reviews that reported this information, where it was located in the review documents.

Design

Cross sectional study.

Data sources

Cochrane Database of Systematic Reviews.

Selection criteria

Systematic reviews of drug interventions published in 2010 in the Cochrane Database of Systematic Reviews, with review content classified as up to date in 2008 or later and with results from one or more randomised controlled trials.

Results

Of 151 included Cochrane reviews, 46 (30%, 95% confidence interval 24% to 38%) reported information on the funding sources of included trials, including 30 (20%, 14% to

SUBMITTER: Roseman M 

PROVIDER: S-EPMC3423635 | biostudies-literature | 2012 Aug

REPOSITORIES: biostudies-literature