Research article

The use of percentage change from baseline as an outcome in a controlled trial is statistically inefficient: a simulation study

Andrew J Vickers

Integrative Medicine Service, Biostatistics Service, Memorial Sloan-Kettering Cancer Center, 1275 York Avenue New York, New York 10021, USA

BMC Medical Research Methodology 2001, 1:6 doi:10.1186/1471-2288-1-6

Published: 28 June 2001

Text of simulation:

Text of simulation

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