Table 3

Extended tool box for prevention of loss to follow-up

Intervention component 1 (training)
If the participant contacts the therapist in person or by email and express concerns about participation in the training intervention
Action 1The participant is offered a motivational interview with the coordination centre to get an overview over the possible challenges, that is, lack of time or worries. An adjusted plan is made and the trainers will follow-up at the supervised training. If the lacking compliance relates to injuries, pain or resistance to training modality, the training modality may be altered, whereas the training intensity will be maintained
Action 2If action 1 is insufficient, the participant is invited to a personal motivational interview with a motivational expert not involved with the daily training
Action 3If action 1 and 2 are insufficient, two training sessions per week are eliminated from the programme for 4 weeks. The training session will be gradually reintroduced
Intervention component 2 (diet)
If the participant contacts the therapist in person or by email and express concerns about satiety, food preferences or food preparation techniques (by email to dietician or at group counselling)
Action 1Participants are interviewed regarding compliance to the meal plan and provided with specific guidelines to practical changes in the plan by the clinical dieticians. For example, to increase adherence to food items increasing satiety or exchange some food items to match preferences
Action 2If action 1 is insufficient and the participant still experience lack of satiety, then the energy intake is increased in steps of 100 kcal/day until the level of satiety is acceptable by the participant. The process is performed via email with the dietician