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In health economic studies that use observational data, a key concern is how to adjust for imbalances in baseline covariates due to the non-random assignment of the programs under evaluation. Traditional methods of covariate adjustment such as regression and propensity score matching are model...
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this approach by developing a Bayesian nonparametric (BNP) meta-regression model and test of SC bias, which can diagnose … bias at the individual study level. This new BNP test is based on a flexible model of the predictive distribution of study … effect sizes across studies. A test of SC bias proceeds by comparing each study's significant outcome report indicator …
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