Duloxetine in OsteoArthritis (DOA) study: effects of duloxetine on pain and function in end-stage hip and knee OA – a pragmatic enriched randomized controlled trial

Autor: T. Blikman, W. Rienstra, T. M. van Raaij, A. J. ten Hagen, B. Dijkstra, W. P. Zijlstra, S. K. Bulstra, M. Stevens, I. van den Akker-Scheek
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: BMC Musculoskeletal Disorders, Vol 23, Iss 1, Pp 1-14 (2022)
Druh dokumentu: article
ISSN: 1471-2474
DOI: 10.1186/s12891-022-05034-0
Popis: Abstract Background Some osteoarthritis (OA) patients experience inadequate pain relief from analgesics like acetaminophen and nonsteroidal anti-inflammatory drugs. This could be the result of experienced non-nociceptive centralized pain. Placebo-controlled randomized trials (RCT) have proven the effectiveness of duloxetine for OA and several chronic pain conditions where central sensitization (CS) is one of the key underlying pain mechanisms. Objectives Assess the efficacy of an 8-week duloxetine treatment compared to usual care in end-stage knee and hip OA patients with a level of centralized pain. Design Pragmatic, enriched, open-label RCT. Methods Patients were randomized to duloxetine or to care-as-usual. Primary outcome was pain in the index joint, measured with the pain domain of the Knee injury and Osteoarthritis Outcome Score (KOOS) or the Hip disability and Osteoarthritis Outcome Score (HOOS). The intention-to-treat principle was used, with mixed-model repeated measures to analyze the effect. Results One hundred eleven patients were randomized. Nearly 44% felt much to very much better after duloxetine usage compared to 0% in the care-as-usual group (p
Databáze: Directory of Open Access Journals
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