Study designs of evaluations included in the review
Prospective randomised controlled trials (RCTs) with pre-test/post-test design.
Specific interventions included in the review
Supervised walking programmes, aquarobics, both of these combined with stretching and strengthening routines), and patient education. Controls received a non-aerobic stretching and strengthening routine, and routine care.
Participants included in the review
Patients with osteoarthritis of the knee; 1 study included patients with osteoarthritis or rheumatoid arthritis of either the hip or knee joint.
Outcomes assessed in the review
Functional capacity was assessed using walking tests. Physical activity, arthritis impact, pain and use of medication were measured with the Arthritis Impact Measurement Scale (AIMS). In addition, aerobic capacity, trunk range of motion (ROM), extent and severity of arthritis, and grip strength were assessed in 1 study.
How were decisions on the relevance of primary studies made?
The authors do not state how the papers were selected for the review, or how many of the authors performed the selection.