This is a substudy to a randomised trial investigating the effect of liraglutide on body
weight and pain in overweight or obese patients with knee osteoarthritis (NCT02905864). In
the parent trial, patients will be subjected to an 8-week diet intervention phase including a
low-calorie diet and dietetic counselling, after which.they will be randomised to receive
either liraglutide 3 mg or liraglutide 3 mg placebo as an add-on to dietetic guidance on
re-introducing regular foods and a focus on continued motivation to engage in a healthy
This substudy aims to investigate any changes in physical activity associated with the
initial 8-week weight loss intervention.