Table 2. Body mass index and waist circumference and prevalence of overweight, obesity and abdominal obesity in the adult population of Portugal, by sex and age category, adjusted for educational level.
| Sample size | BMI (kg/m2) | Overweight (%) | Obesity (%) | WC (cm) | Abdominal Obesity (%) | |
| Males | ||||||
| Adult | ||||||
| 18–24 years | 364 | 24.1±3.3 | 26.9 | 4.4 | 84.0±8.8 | 4.3 |
| 25–34 years | 726 | 25.7±3.4 | 42.0 | 11.4 | 87.9±9.1 | 8.4 |
| 35–44 years | 643 | 27.1±3.8 | 47.2 | 21.6 | 92.8±10.4 | 18.6 |
| 45–54 years | 778 | 27.9±3.9 | 52.7 | 27.4 | 96.1±10.5 | 26.5 |
| 55–64 years | 668 | 28.3±3.7 | 55.1 | 27.4 | 97.6±10.1 | 31.7 |
| All | 3177 | 26.9±3.9 a | 46.7 a , b | 19.9 | 94.5±10.9 a , b | 19.3 a , b |
| Older Adult | ||||||
| 65–74 years | 406 | 27.1±3.0 | 55.8 | 18.2 | 97.9±10.1 | 32.8 |
| 75+ years | 378 | 26.4±3.3 | 51.3 | 15.2 | 97.8±10.6 | 31.5 |
| All | 784 | 26.8±3.1 | 53.6 | 16.8 | 97.9±10.4 a | 32.1 a |
| Females | ||||||
| Adult | ||||||
| 18–24 years | 314 | 22.4±3.2 | 15.6 | 2.4 | 76.2±8.5 | 9.9 |
| 25–34 years | 568 | 24.0±3.8 | 24.0 | 8.1 | 79.6±10.0 | 17.5 |
| 35–44 years | 861 | 25.9±4.7 | 33.9 | 16.8 | 84.0±11.3 | 31.1 |
| 45–54 years | 961 | 27.6±4.6 | 44.8 | 25.2 | 88.3±10.8 | 47.8 |
| 55–64 years | 1025 | 28.2±4.4 | 49.8 | 29.0 | 90.0±±10.3 | 54.3 |
| All | 3729 | 26.4±4.7 b | 38.1 b | 19.8 | 85.4±11.4 b | 37.9 b |
| Older Adult | ||||||
| 65–74 years | 947 | 27.2±3.4 | 53.7 | 22.7 | 94.0±11.8 | 67.8 |
| 75+ years | 808 | 27.0±3.3 | 51.9 | 20.7 | 95.1±12.1 | 71.9 |
| All | 1755 | 27.1±3.4 | 52.9 | 21.8 | 94.5±11.9 | 69.7 |
Abbreviations: BMI, body mass index; WC, waist circumference.
Results presented are adjusted for the weight factor for educational level.
a
Significant differences between gender (p<0.05).
b
Significant differences between adult and older adults (p<0.05).