Table 1.
Subject characteristics (mean ± SD, median, minimum–maximum); body composition measured by air-displacement plethysmography
| Male (n = 134) |
Female (n = 166) |
Total (n = 300) | |||||
|---|---|---|---|---|---|---|---|
| mean ± SD | median | Min–max | mean ± SD | median | Min–max | ||
| Age, yearsa | 16.9 ± 0.4 | 16.8 | 16.1–18.1 | 16.7 ± 0.4 | 16.7 | 15.9–17.6 | 16.8 ± 0.4 |
| Weight, kgb | 68.5 ± 11.7 | 66.0 | 47.6–107.2 | 59.5 ± 8.9 | 59.1 | 44.6–94.6 | 63.5 ± 11.2 |
| Height, mb | 1.8 ± 0.1 | 1.8 | 1.6–2.0 | 1.7 ± 0.1 | 1.7 | 1.5–1.8 | 1.7 ± 0.1 |
| BMI, kg/m2 | 20.8 ± 3.0 | 20.2 | 15.6–33.2 | 21.3 ± 2.9 | 20.7 | 16.7–33.6 | 21.1 ± 3.0 |
| Waist circumference, cmb | 75.0 ± 8.0 | 73.0 | 61.0–108.0 | 71.0 ± 7.0 | 70.0 | 58.0–100.0 | 73.0 ± 8.0 |
| %BFb | 16.0 ± 7.0 | 15.0 | 4.0–41.0 | 29.0 ± 7.0 | 29.0 | 11.0–54.0 | 23.0 ± 10.0 |
| Glucose, mmol/la, c | 4.9 ± 0.3 | 4.8 | 3.6–5.7 | 4.7 ± 0.4c | 4.7 | 3.6–6.0 | 4.8 ± 0.4 |
| F-insulin, µU/mla, c | 7.5 ± 2.9 | 6.9 | 3.3–19.3 | 8.5 ± 2.5 | 8.5 | 1.5–17.2 | 8.0 ± 2.7 |
| Total cholesterol, mmol/lb | 3.8 ± 0.6 | 3.9 | 2.6–5.5 | 4.2 ± 0.77 | 4.1 | 2.6–7.2 | 4.05 ± 0.72 |
| HDL, mmol/lb | 1.2 ± 0.3 | 1.2 | 0.6–1.9 | 1.4 ± 0.3 | 1.4 | 0.8–2.1 | 1.3 ± 0.3 |
| Triglycerides, mmol/l | 0.9 ± 0.4 | 0.8 | 0.3–3.3 | 0.9 ± 0.4 | 0.8 | 0.3–2.8 | 0.9 ± 0.4 |
| Systolic blood pressure, mm Hgd | 114.0 ± 9.0 | 115.0 | 90.0–135.0 | 108.0 ± 11.0 | 106.0 | 85.0–175.0 | 111.0 ± 11.0 |
| Diastolic blood pressure, mm Hgd | 64.0 ± 9.0 | 65.0 | 40.0–85.0 | 65.0 ± 9.0 | 65.0 | 40.0–110.0 | 65.0 ± 9.0 |
| % | % | % | |||||
|---|---|---|---|---|---|---|---|
| Overweight/obesity by BMI | 10.4/1.5 | 7.2/2.4 | 8.7/2.0 | ||||
| Overfat/obese, by % BFe | 9.0/11.9 | 17.5/20.5 | 13.7/16.7 | ||||
| Puberty passedb | 72.9 | 98.2 | 87.1 |
a
Significant gender difference; p < 0.01.
b
Significant gender difference; p < 0.001.
c
nmales = 111; nfemales = 134.
d
nmales = 128; nfemales = 165.
e
As defined by McCarthy et al. [19].