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Tightening Blocks in Complementary Analyses of Observational Studies: Optimization Algorithm and Examples

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  • Paul R. Rosenbaum

Abstract

An observational block design has I blocks matched for covariates and J individuals per block, but treatments were not randomly assigned to individuals within blocks, as would have been done in an experiment. Tightening an observational block design means selecting J′

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  • Paul R. Rosenbaum, 2025. "Tightening Blocks in Complementary Analyses of Observational Studies: Optimization Algorithm and Examples," The American Statistician, Taylor & Francis Journals, vol. 79(1), pages 1-9, January.
    • Handle: RePEc:taf:amstat:v:79:y:2025:i:1:p:1-9
    DOI: 10.1080/00031305.2024.2393630
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