Descriptive statistics for demographic characteristics of the study sample (n=265 692)
| Characteristic | % (n) |
| Age | |
| 20–24 | 5.89 (15 651) |
| 25–29 | 6.18 (16 420) |
| 30–34 | 7.18 (19 083) |
| 35–39 | 8.10 (21 530) |
| 40–44 | 8.69 (23 076) |
| 45–49 | 9.11 (24 205) |
| 50–54 | 9.28 (24 653) |
| 55–59 | 9.18 (24 387) |
| 60–64 | 9.06 (24 062) |
| 65–69 | 8.57 (22 772) |
| 70–74 | 6.83 (18 135) |
| 75+ | 11.94 (31 718) |
| Sex | |
| Male | 45.44 (120 742) |
| Female | 54.56 (144 950) |
| Degree of urbanisation | |
| Densely populated area | 35.84 (95 231) |
| Intermediate populated area | 28.87 (76 710) |
| Thinly populated area | 35.16 (93 429) |
| Missing (don’t know, refusal) | 0.12 (322) |
| Highest level of education completed (educational attainment) | |
| Early childhood development, preprimary education | 2.93 (7777) |
| Primary education | 11.42 (30 355) |
| Lower secondary education | 14.94 (39 682) |
| Upper secondary education | 39.40 (104 674) |
| Postsecondary but non-tertiary education | 3.83 (10 175) |
| Tertiary education; short cycle | 6.82 (18 129) |
| Tertiary education; bachelor level or equivalent | 9.39 (24 961) |
| Tertiary education; master level or equivalent | 9.63 (25 592) |
| Tertiary education; doctoral level or equivalent | 0.88 (2332) |
| Missing (don’t know, refusal) | 0.76 (2015) |
| Self-perceived general health | |
| Very good | 19.98 (53 079) |
| Good | 42.50 (112 932) |
| Fair | 24.94 (66 271) |
| Bad | 7.46 (19 824) |
| Very bad | 1.89 (5062) |
| Missing (don’t know, refusal) | 3.22 (8560) |
| Body mass index | |
| Underweight | 1.61 (4268) |
| Normal weight | 41.11 (109 230) |
| Overweight | 36.10 (95 925) |
| Obese class I | 12.54 (33 308) |
| Obese class II | 3.06 (8119) |
| Obese class III | 1.01 (2688) |
| Missing (don’t know, refusal) | 4.57 (12 154) |