Comment on “Analysis of Longitudinal Trials With Protocol Deviations: A Framework for Relevant, Accessible Assumptions, and Inference via Multiple Imputation,” by Carpenter, Roger, and Kenward

Shaun R. SeamanMedical Research Council, Biostatistics Unit, Institute of Public Health, Cambridge, United KingdomCorrespondence[email protected]

Ian R. WhiteMedical Research Council, Biostatistics Unit, Institute of Public Health, Cambridge, United Kingdom

Finbarr P. LeacyMedical Research Council, Biostatistics Unit, Institute of Public Health, Cambridge, United Kingdom

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