
Discontinuing a non-steroidal anti-inflammatory drug (NSAID) in patients with knee osteoarthritis: Design and protocol of a placebo-controlled, noninferiority, randomized withdrawal trial
Keywords: ASA; acetylsalicylic acid; AUC; area under the curve; CBT; cognitive behavioral therapy; ITT; intention-to-treat; LME; linear mixed effects; MAR; missing at random; MNAR; missing not at random; NSAID; non-steroidal anti-inflammatory drug; OA; osteoarthrit