Article info
SSM Annual Scientific Meeting
Programme
Wednesday 7th September
Causality and effectiveness in health research, 10.30 – 12.30
OP09 Lord’s ‘paradox’ explained: The 50-year warning on the analyses of ‘change scores’*
Citation
OP09 Lord’s ‘paradox’ explained: The 50-year warning on the analyses of ‘change scores’*
Publication history
- First published August 26, 2022.
Online issue publication
November 14, 2022
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© Author(s) (or their employer(s)) 2022. No commercial re-use. See rights and permissions. Published by BMJ.