The pros and cons of propensity scores.
review · Level V
Where this comes from
- Record sourced from PubMed, PMID 23208333.
- Also identified by DOI 10.1378/chest.12-1920.
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Abstract
Propensity scores have been proposed as a method of equating groups at baseline, which is a problem, especially in studies that do not use randomization. This article discusses some difficulties with the technique that may jeopardize the findings if users (and readers) are not aware of these problems.
Medical subject headings
- Propensity Score
- Randomized Controlled Trials as Topic