Sample sizes estimated in clinical trials using either a composite index (ASAS response criteria) or single outcome variables in ankylosing spondylitis.
Auleley
Guy-Robert
GR
Dougados
Maxime
M
Baron
Gabrial
G
D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000627:therapeutic use*; D006801:Humans; D016032:Randomized Controlled Trials as Topic / Q000379:methods*; D018401:Sample Size; D013167:Spondylitis, Ankylosing / Q000188:drug therapy*; D016896:Treatment Outcome
D000894:Anti-Inflammatory Agents, Non-Steroidal