Mix and match: how to regain your balance.
review · Level V
Where this comes from
- Record sourced from PubMed, PMID 23759212.
- Also identified by DOI 10.1053/j.jfas.2013.05.012.
- No licence information is recorded for this record.
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Abstract
In retrospective studies, a demographic imbalance often exists between cases and controls. This imbalance may affect outcome, independent of experimental group. We discuss matching methods that allow us to overcome these imbalances.
Medical subject headings
- Bias
- Epidemiologic Studies
- Patient Selection
- Propensity Score