Table 1 Variables, measures and timing of the data collection
Parameters | Assessed through… | When |
|---|---|---|
IS attendance | Attendance sheets | IS |
Frequency of exercise | Training plans and attendance records | IS and Exercise sessions |
PA | Pedometers (OMRON Walking Style II, HJ-113-E) PA records (7-Day Physical Activity Recall) | IS/Holiday Camps |
PA and Sedentary behaviour | Accelerometers (Actigraph GT3X) | 0, 4, 8, 12, 24, 36 months |
BMI | Weight (OMRON BF-500) SECA height stadiometer | |
% Fat mass | Bioimpedance (OMRON BF-500) | |
Body composition | Dual-energy X-ray absorptiometry, DEXA (QDR-1500; Hologic, Waltham, MA) | |
Physical fitness | FITNESSGRAM test battery | |
Caloric intake | Food records (4-day recall) | |
Quality of Life | Impact of Weight on Quality of Life – Kids (IWQOL-kids) Kidscreen-27 | |
Well-being | Rosenberg Self-Esteem Scale (RSES) Body Image Assessment Questionnaire (BIA) Body Shape Questionnaire (BSQ) | |
Peers | Perceptions of Parents Scales (POPS) – adapted to peers Self-Perception Profile for Adolescents (SPPA) – Social Acceptance Scales and “Best Friends” | |
Self-regulation variables | Treatment Self-Regulation Scale (TRS) Locus of Causality for Exercise (LCE) Weigh Management Self-efficacy (WMSE) Behavioural Regulation in Exercise Questionnaire (BREQ-2) The Psychological Need Satisfaction in Exercise Scale (PNSE) |