A Propensity-score-based Fine Stratification Approach for Confounding Adjustment When Exposure Is Infrequent

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Abstract

For exposures with prevalence under 5%, propensity-score stratification with fine strata, based on the exposed group propensity-score distribution, produced the best results. For more common exposures, all approaches were equivalent.

A Propensity-score-based Fine Stratification Approach for Confounding Adjustment When Exposure Is Infrequent

Key Points

Abstract

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