Table 1.
The median (interquartile range) for body mass index (BMI), adiponectin (μg/ml) and leptin (ng/dl) in the study participants at ages 9–10 and 12–13
| Age group | 9–10-year-old | 12–13-year-old | ||||
| (n) | Boys (268) | Girls (251) | Total (519) | Boys | Girls | Total |
| BMI (kg/m2) | 17.1 (15.7–18.7) | 16.5 (15.2–18.3) | 16.7 (15.4–18.7) | 18.3** (16.9–19.8) | 18.5** (17.0–20.3) | 18.4** (17.0–20.1) |
| Adiponectin (μg/ml) | 13.5 (9.6–18.2) | 12.4 (9.5–16.5) | 12.9 (9.6–17.5) | 8.9** (6.9–11.3) | 9.5** (7.4–11.8) | 9.3** (7.2–11.6) |
| Leptin (ng/dl) | 4.9 (3.2–7.8) | 5.3 (3.8–9.2) | 5.0 (3.5–8.5) | 2.3** (1.6–3.6) | 5.1* (3.6–7.9) | 3.5** (2.1–6.0) |
* P < 0.05, ** P < 0.001, vs. values measured at ages 9–10 years