Intensive Diet vs Knee Arthroplasty for Knee Osteoarthritis

"Surgery will be performed 3 months from inclusion in the trial (at week 13). The procedure and type of prosthesis and postoperative program will be at the discretion of the involved surgeon and the participating department.~Post-surgical care and rehabilitation will follow current clinical standards."

"The supervised intensive dietary weight loss program will be initiated 3 months from inclusion in the trial (at week 13) and lasts for 12 weeks.~The program includes full meal replacement by a standard liquid energy intake in a supervised dietary program. Participants will attend the nutrition department weekly. They will be weighed on a decimal scale, given nutritional and dietetic instructions by an experienced dietitian and formula diet products are handed in sessions of 1-2 h. The participants will be taught to make diet plans.~Following the 12 weeks intensive dietary weight loss program participants will be scheduled for two booster follow-up sessions with a dietician at weeks 39 and 51."