The efficacy of multiple versus single hyaluronic acid injections: a systematic review and meta-analysis

Autor: Andrew Concoff, Parag Sancheti, Faizan Niazi, Peter Shaw, Jeffrey Rosen
Jazyk: angličtina
Rok vydání: 2017
Předmět:
Zdroj: BMC Musculoskeletal Disorders, Vol 18, Iss 1, Pp 1-14 (2017)
Druh dokumentu: article
ISSN: 1471-2474
DOI: 10.1186/s12891-017-1897-2
Popis: Abstract Background Intra-articular hyaluronic acid (IA-HA) is a common therapy used to treat knee pain and suppress knee inflammation in knee osteoarthritis (OA), typically prescribed in regimens ranging from a single injection to 5 weekly injections given once weekly. We conducted a systematic review to determine the efficacy of IA-HA, with subgroup analyses to explore the differences in knee pain and adverse events (AEs) across different dosing regimens. Methods We conducted a systematic search of the literature to identify studies evaluating IA-HA for the management of knee OA compared to IA-saline. Primary outcome measure was the mean knee pain score at 13 Weeks (3 months) or 26 weeks (6 months). Secondary outcome was the number of treatment-related AEs and treatment-related serious adverse events (SAEs). We evaluated differences in levels of pain and AEs/SAEs between dosing regimens compared to IA-Saline. Results Thirty articles were included. Overall, IA-HA injections were associated with less knee pain compared to IA-Saline injections for all dosing regimens. 2–4 injections of IA-HA vs. IA-Saline produced the largest effect size at both 3-months and 6-months (Standard mean difference [SMD] = −0.76; −0.98 to −0.53, 95% CI, P
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