Selecting the Best Comparison Group and Evaluation Design: A Guidance Document for State Section 1115 Demonstration Evaluations
Publisher: Washington, DC: Mathematica Policy Research
This guidance document focuses on quantitative impact evaluations, which assess the causal effects of an intervention by comparing outcomes under the demonstration’s policies with an estimate of what would have happened under a counterfactual—that is, what would have happened in the absence of those policies or if the policies had been implemented differently.
New Approaches for Medicaid: The 1115 Demonstration Evaluation
U.S. Department of Health and Human Services, Centers for Medicare & Medicaid Services, Center for Medicaid and CHIP Services