Table 1.
Age, gender, body mass index and education of subjects enrolled in the study.
| Males N. (%) | Females N. (%) | Total N. (%) | |
|---|---|---|---|
| All subjects | 256 (48.5) | 271 (51.5) | 527 (100) |
| Age (years) | |||
| 20-39 | 72 (28.2) | 81 (29.9) | 153 (29.0) |
| 40-59 | 89 (34.7) | 105 (38.7) | 194 (36.8) |
| 60-79 | 95 (37.1) | 85 (31.4) | 180 (34.2) |
| Mean ± SD age (years) | 51.7±16.4 | 50.3±16.0 | 50.6±6.2 |
| Mean ± SD BMI (kg/m2) | 25.3±3.8 | 24.3±5.0 | 24.8±4.5 |
| Education (years) ≤5 |
59 (23.0) | 79 (29.2) | 138 (26.2) |
| 6-8 | 70 (27.4) | 79 (29.2) | 149 (28.3) |
| >8 | 127 (49.6) | 113 (41.6) | 240 (45.5) |
SD, standard deviation; BMI, body mass index.