2.1. Participants and Design
osteoarthritis
OSTEOARTHRITIS
Participants on a wait list for hip or knee arthroplasty were recruited to take part in a 12-week randomised controlled trial to quantify the benefits of participating in a combined group-exercise training program and targeted behaviour-change counselling with the primary outcome of participation in physical activity compared to a control wait list of intervention. The comparison between the groups have been published separately [Only participants from the exercise and behaviour-change counselling group were eligible for this study which aimed to explore adults’ experiences of the 12-week behaviour-change exercise program. The control group received usual care as recommended by evidence-based guidelines and a pamphlet from Exercise is Medicine explaining the benefits of exercise for adults with osteoarthritis [