Comment to the reply letter: Letter to the Editor: Preference option randomized design (PORD) for comparative effectiveness research: Statistical power for testing comparative effect, preference effect, selection effect, intent-to-treat effect, and overal-MedSci.cn

Comment to the reply letter: Letter to the Editor: Preference option randomized design (PORD) for comparative effectiveness research: Statistical power for testing comparative effect, preference effect, selection effect, intent-to-treat effect, and overal

Walter, SD; Macaskill, P; Turner, R; Guyatt, G; Cook, R; Prasad, K

Walter, SD (reprint author), McMaster Univ, Dept Hlth Res Methods Evidence & Impact, 1280 Main St W, Hamilton, ON L8S 4L8, Canada.

STATISTICAL METHODS IN MEDICAL RESEARCH, 2019; 28 (5): 1603

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