Baseline characteristics of study population aged 18 or over*
| All | Disability | No disability | |
| Total, n (%) | 162 381 (100) | 18 600 (11) | 143 781 (89) |
| Age, years, mean (SD) | 48 (18) | 66 (18) | 45 (17) |
| Age group, years (%) | |||
| 18–39 | 39 | 9 | 42 |
| 40–64 | 41 | 31 | 42 |
| 65–74 | 11 | 20 | 10 |
| ≥75 | 10 | 40 | 6 |
| Sex, women (%) | 51 | 60 | 50 |
| Lives with partner (%) | 65 | 54 | 66 |
| Educational level attained (%) | |||
| Illiterate and less than primary | 16 | 44 | 13 |
| Primary (6–12 years old) | 25 | 30 | 25 |
| Secondary (12–16 years old) | 14 | 10 | 15 |
| Preuniversity (16–18) | 22 | 9 | 23 |
| University (18 and more years old) | 23 | 7 | 25 |
*Unweighted counts and weighted percentages (sampling weights).