Table of Characteristics.

(a) Number of patients in the intervention group. (b) Number of patients in the control group. N.m. = not mentioned. Structured diet: prescribed diet, specific instructions regarding food- and/or calorie-intake. Non-structured diet encouragement: informing patients about healthy food, provide healthy food suggestions, cooking healthy meals, reimbursing purchase of healthy food and encourage healthy eating behavior without structured restrictions. Nutrition assessment: food diary or discussing food intake with nutritionist. Supervised exercise: exercising under supervision of a (personal) trainer. Non-structured exercise: unsupervised exercise, providing opportunity to exercise (e.g. free gym-membership), encouragement to enhance frequency and intensity of physical activity. Activity assessment: activity diary, discussing physical activities during sessions. Psychological interventions: motivational interviewing, counseling and goal-setting, cognitive-behavioral therapy (CBT) and individually tailored advice.Table of Characteristics.