Instrumental Variables and Heterogeneous Treatment Effects
Matthew L. Maciejewski, Bryan Dowd, Edward C. Norton
Abstract
This JAMA Guide to Statistics and Methods discusses instrumental variable analysis, a method designed to reduce or eliminate unobserved confounding in observational studies, with the goal of achieving unbiased estimation of treatment effects.
Topics & Concepts
Instrumental variableMedicineObservational studyConfoundingEstimationStatisticsEconometricsVariable (mathematics)Treatment effectInternal medicineManagementEconomicsTraditional medicineMathematical analysisMathematicsAdvanced Causal Inference TechniquesHealth Systems, Economic Evaluations, Quality of LifeHealthcare Policy and Management