What Isn't There Matters: Attrition and Randomized Controlled Trials

Sarah A. Avellar and Timothy Silman

Mathematica Policy Research Reports from Mathematica Policy Research

Abstract: What is sample attrition, why does it matter, and how does it factor into study ratings in the Home Visiting Evidence of Effectiveness (HomVEE) review? This new brief from the HomVEE team gives an overview of the issues related to attrition and how it can affect evaluation findings.

Keywords: home visiting; evaluation; attrition; randomized controlled trials; effectiveness (search for similar items in EconPapers)
JEL-codes: I (search for similar items in EconPapers)
Date: 2014-08-29
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