Observational Study
Copyright ©The Author(s) 2023.
World J Orthop. Jun 18, 2023; 14(6): 443-457
Published online Jun 18, 2023. doi: 10.5312/wjo.v14.i6.443
Figure 1
Figure 1 Study design profile and recruitment of patients. Explanations for the participants excluded from the study were given in the Results section of this manuscript. GAH+CHS: 500 mg glucosamine hydrochloride and 400 mg chondroitin sulfate in one capsule; HOOS: Hip Disability and Osteoarthritis Outcome Score; KOOS: Knee Injury and Osteoarthritis Outcome Score; NSAID: Non-steroidal anti-inflammatory drugs.