Table 1.
Characteristics of the study population according to sex. HELENA study.
| Boys (n = 1075) |
Girls (n = 1252) |
p-Value | |
|---|---|---|---|
| Age (years), mean (95% CI) | 14.8 (14.7:14.9) | 14.7 (14.6:14.7) | 0.096 |
| FAS, n (%) | 0.081 | ||
| Low | 101 (39.6) | 154 (60.4) | |
| Medium | 606 (46.9) | 687 (53.1) | |
| High | 362 (47.3) | 404 (52.7) | |
| Overweight/obesity, n (%) | <0.001 | ||
| No | 810 (44.2) | 1010 (55.8) | |
| Yes | 270 (53.7) | 233 (46.3) | |
| BMI (kg/m2), mean (95% CI) | 21.3 (21.1:21.6) | 21.2 (21.0:21.4) | 0.227 |
| Energy intake (kcal), mean (95% CI) | 2526.4 (2475.1:2577.8) | 1929.6 (1895.8:1963.4) | <0.001 |
| Physical Activity (min/week), mean (95% CI) | 1368.1 (1295.6:1440.6) | 1196.6 (1136.5:1256.7) | <0.001 |
CI: confidence interval. FAS: family affluence scale. BMI: body mass index. Significant values (p < 0.05) expressed in bold font.