Publication Bias in Antipsychotic Trials

March 23, 2012

Researchers in Oregon looked for discrepancies between published and unpublished FDA-registered trials. They found that four of the 24 FDA-registered trials of second-generation antipsychotics identified were unpublished. The mean effect size of the published trials was approximately double that of the unpublished trials. Results appeared this week in PLoS Medicine.

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