Statistics notes: Analysing controlled trials with baseline and follow up measurements.
Vickers
A J
AJ
Integrative Medicine Service, Memorial Sloan-Kettering Cancer Center, New York, NY, 10021, USA. vickersa@mskcc.org
Altman
D G
DG
D015667:Acupuncture Analgesia; D000704:Analysis of Variance; D002908:Chronic Disease / Q000628:therapy*; D003627:Data Interpretation, Statistical; D005500:Follow-Up Studies; D006801:Humans; D016032:Randomized Controlled Trials as Topic / Q000379:methods*; D020069:Shoulder Pain / Q000628:therapy