Table 2.
Cross-sectional analysis of measured and desired weight, and the difference between them, among women in Tromsø 4 (1994–1995)a
| Total | BMI < 25 | BMI 25-29.99 | BMI ≥ 30 | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Age group | n | Weight | Desired weight | Difference (CI)b | n | Weight | Desired weight | Difference (CI)b | n | Weight | Desired weight | Difference (CI)b | n | Weight | Desired weight | Difference (CI)b |
| 25–29 | 1391 | 64.2 | 58.7 | 5.6 (5.3, 5.9) | 1029 | 59.8 | 56.8 | 3.0 (2.8, 3.2) | 283 | 73.0 | 62.7 | 10.3 (9.8, 10.7) | 79 | 90.4 | 68.3 | 22.1 (20.2, 23.8) |
| 30–34 | 1434 | 64.3 | 58.9 | 5.4 (5.1, 5.8) | 1056 | 59.9 | 57.0 | 2.9 (2.7, 3.2) | 302 | 73.1 | 62.8 | 10.3 (9.9, 10.8) | 76 | 90.2 | 69.4 | 20.8 (18.7, 22.9) |
| 35–39 | 1468 | 65.3 | 59.4 | 5.8 (5.5, 6.2) | 1053 | 60.7 | 57.6 | 3.1 (2.9, 3.3) | 323 | 73.0 | 63.1 | 9.9 (9.4, 10.3) | 92 | 90.7 | 67.8 | 22.9 (20.9, 24.9) |
| 40–44 | 1403 | 65.3 | 59.4 | 6.0 (5.7, 6.4) | 944 | 60.8 | 57.8 | 3.0 (2.8, 3.2) | 352 | 72.4 | 63.0 | 9.3 (8.9, 9.8) | 107 | 89.2 | 67.2 | 22.0 (20.0, 23.5) |
| 45–49 | 1354 | 67.5 | 60.9 | 6.6 (6.2, 6.8) | 764 | 60.9 | 58.0 | 2.8 (2.6, 3.0) | 447 | 72.3 | 63.5 | 8.8 (8.5, 9.1) | 143 | 87.8 | 68.4 | 19.4 (18.1, 20.9) |
| 50–54 | 1017 | 68.8 | 61.7 | 7.1 (6.6, 7.5) | 514 | 60.8 | 58.3 | 2.5 (2.2, 2.8) | 352 | 72.2 | 63.9 | 8.3 (7.8, 8.7) | 151 | 88.5 | 68.2 | 20.3 (18.9, 22.0) |
| 55–59 | 730 | 68.9 | 62.0 | 6.9 (6.4, 7.7) | 313 | 60.3 | 58.4 | 1.9 (1.5, 2.2) | 301 | 71.4 | 63.6 | 7.9 (7.4, 8.3) | 116 | 85.6 | 67.4 | 18.2 (16.6, 19.7) |
| 60–64 | 612 | 67.5 | 61.6 | 5.9 (5.3, 6.5) | 251 | 58.7 | 57.6 | 1.1 (0.8, 1.5) | 267 | 70.0 | 63.2 | 6.7 (6.3, 7.3) | 94 | 83.8 | 67.3 | 16.4 (15.3, 18.1) |
| 65–69 | 583 | 68.6 | 62.5 | 6.2 (5.5, 6.8) | 236 | 58.4 | 57.7 | 0.8 (0.1, 1.4) | 224 | 70.5 | 64.2 | 6.4 (5.9, 6.8) | 123 | 84.7 | 68.6 | 16.2 (14.8, 17.5) |
| Total | 9992 | 66.3 | 60.2 | 6.1 (6.0, 6.2) | 6160 | 60.3 | 57.6 | 2.7 (2.6, 2.8) | 2851 | 72.1 | 63.3 | 8.7 (8.6, 8.9) | 981 | 87.7 | 68.1 | 19.6 (19.0, 20.2) |
a:Results for all 9992 women and according to three categories of BMI (normal weight, overweight and obese)
bDifference (CI): Difference between actual, measured weight and self-reported desired weight, with 95 % confidence intervals