Addressing Attrition Bias in Randomized Controlled Trials: Considerations for Systematic Evidence Reviews

Publisher: Washington, DC: U.S. Department of Health and Human Services, Administration for Children and Families, Office of Planning, Research and Evaluation
Jul 30, 2015
John Deke, Emily Sama-Miller, and Alan Hershey
This report examines the Home Visiting Evidence of Effectiveness Review's attrition standard and how its boundary responds to changes in two fundamental assumptions: (1) the correlation between outcomes and attrition, and (2) the level of attrition bias deemed acceptable.