Table 1 Details of the SLIM intervention
Dietary advice | Four times/year individual advice by dietician |
| Â | Based on Dutch dietary guidelines |
| Â | One group session/year |
|  | Goal: 5–7% weight reduction |
| Â | No very-low calorie diet |
Exercise training | Group sessions 1-2 hours/week by sports instructor |
| Â | Combined aerobic- and resistance exercise programme |
| Â | Individual advice on physical activity in daily life |
| Â | Goal: increase physical activity to at least 30 minutes/day for at least 5 days/week |