Appendix 2
obesity, overweight
OBESITY, OBESE
See Table List of variables*Data from baseline questionnaire if not otherwise indicated. **Data from physical examination♣ Body mass index (BMI) is widely used as a definition on obesity and overweight, however, in children the BMI changes substantially with increasing age. Therefore, cut off points related to age and sex has been used, utilising data specific reference centiles linked to adult cut off points, to generate two new variables on BMI (overweight and obese) [