Table 1.
Demographic characteristics by BMI classification (N=1586).
| Under/Normal weight N=755 | Overweight N=442 | Obese N=389 | P | |
|---|---|---|---|---|
| Age (years) | 12.1±0.7 | 12.0±0.7 | 12.1±0.6 | 0.655 |
| Gender | <0.001 | |||
| Male | 343 (45.5) | 268 (60.6) | 259 (66.6) | |
| Female | 412 (54.6) | 174 (39.4) | 130 (33.4) | |
| BMI | 18.5±1.9 | 23.2±1.4 | 28.1±2.8 | <0.001 |
| Parents’ education | 0.024 | |||
| Secondary or lower | 305 (40.4) | 255 (57.7) | 220 (56.6) | |
| High school | 284 (37.6) | 115 (26.0) | 108 (27.8) | |
| University | 166 (22.0) | 72 (16.3) | 61 (15.7) | |
| Parents’ occupation | 0.026 | |||
| Unskilled professions | 370 (40.9) | 291 (65.8) | 254 (65.3) | |
| Partially skilled professions | 291 (38.5) | 119 (26.9) | 112 (28.8) | |
| Skilled professions | 94 (12.5) | 32 (7.2) | 23 (5.9) | |
| Physical activity | <0.001 | |||
| Low | 221 (29.3) | 202 (45.7) | 197 (50.6) | |
| Medium | 340 (45.0) | 176 (39.8) | 156 (40.1) | |
| High | 194 (24.7) | 64 (14.5) | 36 (9.3) | |
| KIDMED score | 0.003 | |||
| Poor | 299 (39.6) | 212 (48.0) | 200 (51.4) | |
| Average | 371 (49.1) | 201 (45.5) | 174 (44.7) | |
| Good | 85 (11.3) | 29 (6.6) | 15 (3.9) |
Data are presented as number (%) or mean±SD; ANOVA was used to compare age and BMI; χ2 for all others variables.