Many scenarios exist for selective inclusion and reporting of results in randomized trials and systematic reviews

Objective To collate and categorize the ways in which selective inclusion and reporting can occur in randomized controlled trials (RCTs) and systematic reviews. Study Design and Setting Searches of the Cochrane Methodology Register, PubMed, and PsycInfo were conducted in April 2011. Methodological reports describing empirically investigated or hypothetical examples of selective inclusion or reporting were eligible for inclusion. Examples were...