Table 1 Means and ranges of anthropometric measures and physical activity level and the distributions of subjects by smoking class
| Â | Males | Females | Both sexes | Â |
|---|---|---|---|---|
| Â | Means (ranges) of anthropometric measures and physical activity | No. of valid observations | ||
BMI 16 yr (kg/m2) | 21.2 (15.6–33.0) | 20.7 (14.5–35.8) | 20.9 (14.5–35.8) | 550 |
BMI 19 yr (kg/m2) | 23.8 (16.0–38.1) | 22.1 (15.8–39.9) | 22.8 (15.8–39.9) | 558 |
Weight 16 yr (kg) | 65.6 (45.2–112.1) | 55.8 (37.5–94.0) | 59.9 (37.5–112.1) | 550 |
Weight 19 yr (kg) | 75.7 (52.5–123.6) | 59.8 (39.9–114.1) | 66.4 (39.9–123.6) | 558 |
Height 16 yr (cm) | 175.6 (158.2–196.2) | 164.1 (134.7–179.2) | 168.9 (134.7–196.2) | 550 |
Height 19 yr (cm) | 178.3 (158.5-201.0) | 164.3 (145.0-179.0) | 170.1 (145.0-201.0) | 558 |
Waist circumference 16 yr (cm) | 75.9 (62.5-108.1) | 70.4 (59.5-100.5) | 72.7 (59.5-108.1) | 537 |
Waist circumference 19 yr (cm) | 81.8 (62.5-121.0) | 72.3 (59.0-118.5) | 76.3 (59.0-121.0) | 556 |
Physical activity level (MET hours/week#) | 34.6 (4.0-76.0) | 29.6 (2.8-64.3) | 31.7 (2.8-76.0) | 555 |
| Â | Distributions of subjects by smoking class | Â | ||
Smoking (pack- years*) at 19 yr | No. (%) | No. (%) | No. (%) | Â |
None | 177 (76) | 239 (74) | 416 (75) | Â |
0.01–3.99 | 37 (16) | 67 (21) | 104 (19) |  |
≥4.00 | 19 (8) | 19 (6) | 38 (7) |  |