Table 1 Demographic characteristics of the study population, stratified by weight status
| Â | Main sample a | Subsample b | ||
|---|---|---|---|---|
Thin/normal weight | Overweight/obese | Thin/normal weight | Overweight/obese | |
(N = 1627) | (N = 381) | (N = 833) | (N = 204) | |
Age (Mean, SD) c | 6.02 (1.81) | 6.64 (1.66) | 6.35 (1.73) | 6.83 (1.63) |
Sex (N, %) c | ||||
 Boys | 911 (83.8) | 176 (16.2) | 435 (83.2) | 88 (16.8) |
 Girls | 716 (77.7) | 205 (22.3) | 398 (77.4) | 116 (22.6) |
Family socio-economic status (N, %) c | ||||
 Low | 142 (68.3) | 66 (31.7) | 69 (70.4) | 29 (29.6) |
 Medium | 893 (79.0) | 238 (21.0) | 500 (80.0) | 125 (20.0) |
 High | 592 (88.5) | 77 (11.5) | 264 (84.1) | 50 (15.9) |
Pubertal status (N, %) d | ||||
 Pre or early pubertal | 343 (78.3) | 95 (21.7) | 174 (78.7) | 47 (21.3) |
 Pubertal | 180 (64.8) | 98 (35.4) | 128 (72.3) | 49 (27.7) |
Country (N, %) c | ||||
 Belgium | 278 (93.0) | 21 (7.0) | 68 (93.1) | 5 (6.9) |
 Estonia | 274 (84.3) | 51 (15.7) | 183 (89.3) | 22 (10.7) |
 Germany | 472 (85.2) | 82 (14.8) | 310 (85.4) | 53 (14.6) |
 Hungary | 112 (88.9) | 14 (11.1) | 45 (83.3) | 9 (16.7) |
 Italy | 259 (60.7) | 168 (39.3) | 85 (52.5) | 77 (47.5) |
 Spain | 116 (81.1) | 27 (18.9) | 124 (78.5) | 34 (21.5) |
 Sweden | 116 (86.6) | 18 (13.4) | 18 (81.8) | 4 (18.2) |