Methods of Public Health Research — Strengthening Causal Inference from Observational Data

Interview with Dr. Miguel Hernán on the use of observational data to inform public health and clinical care decisions. (09:24)Download For researchers using observational data, a useful way to answer a causal question is to design the target trial that would answer it and then emulate its protocol. The example of the HIV-treatment-as-prevention strategy illustrates the benefits of this approach.