Mean body mass index (BMI, kg/m2) (SD) and prevalence (%) of low weight (BMI<20 kg/m2) and obesity (BMI≥30 kg/m2) and in Tromsø 5 (2001) according to age groups and gender
| BMI | ||||||||
|---|---|---|---|---|---|---|---|---|
| Men (N=3418) | Women (N=4476) | |||||||
| Age | n | Mean (SD) | Per cent <20 | Per cent ≥30 | n | Mean (SD) | Per cent <20 | Per cent ≥30 |
| 30–34 | 232 | 26.3 (4.0) | 0.4 | 16.8 | 311 | 24.6 (4.3) | 7.7 | 10.9 |
| 35–39 | 45 | 25.4 (3.1) | 2.2 | 6.7 | 73 | 25.5 (4.6) | 5.5 | 13.7 |
| 40–44 | 303 | 26.7 (3.7) | 1.0 | 15.8 | 373 | 25.0 (4.4) | 5.6 | 10.5 |
| 45–49 | 292 | 26.9 (3.7) | 0.7 | 18.5 | 362 | 25.1 (3.8) | 3.6 | 9.4 |
| 50–54 | 143 | 28.0 (3.9) | 0.0 | 23.8 | 92 | 25.5 (3.8) | 3.3 | 13.0 |
| 55–59 | 219 | 27.7 (3.5) | 1.8 | 22.4 | 621 | 27.1 (4.9) | 4.0 | 22.4 |
| 60–64 | 649 | 27.4 (3.4) | 0.8 | 20.8 | 815 | 26.7 (4.8) | 3.9 | 21.8 |
| 65–69 | 578 | 26.7 (3.4) | 1.6 | 16.6 | 624 | 26.9 (4.6) | 5.1 | 20.8 |
| 70–74 | 484 | 26.3 (3.5) | 3.5 | 13.8 | 587 | 27.0 (4.8) | 4.9 | 24.4 |
| 75–79 | 366 | 25.9 (3.5) | 5.0 | 12.8 | 467 | 27.2 (4.6) | 5.1 | 26.6 |
| 80–89 | 107 | 25.8 (4.1) | 6.5 | 16.8 | 142 | 27.0 (4.1) | 4.2 | 25.4 |
| Total | 3418 | 26.7 (3.6) | 1.8 | 17.3 | 4467 | 26.4 (4.6) | 4.8 | 19.7 |