Is a subgroup claim believable? A user's guide to subgroup analyses in the surgical literature.
Department of Clinical Epidemiology and Biostatistics, McMaster University, HSC 2C, 1200 Main Street West, Hamilton, ON L8N 3Z5, Canada. sunx26@mcmaster.ca
Xin
X
Sun
Diane
D
Heels-Ansdell
Stephen D
SD
Walter
Gordon
G
Guyatt
Sheila
S
Sprague
Mohit
M
Bhandari
David
D
Sanders
Emil
E
Schemitsch
Paul
P
Tornetta
Marc
M
Swiontkowski
D005594:Fracture Fixation, Intramedullary; D050723:Fractures, Bone; D005596:Fractures, Closed; D006801:Humans; D011446:Prospective Studies; D016032:Randomized Controlled Trials as Topic; D012107:Research Design; D012907:Smoking; D013514:Surgical Procedures, Operative; D013978:Tibial Fractures / Q000601:surgery
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