Description of the study population, separately in men and women
| Men N=16 149 | Women N=17 847 | P value | |||
| Age (mean, SD) | 45.5 | 13.1 | 43.6 | 13.4 | <0.001 |
| ISCED educational level (n, %) | <0.001 | ||||
| 0–2 (≤lower secondary) | 5142 | 36.0 | 4300 | 28.0 | |
| 3–4 (upper secondary) | 2361 | 16.1 | 3059 | 19.3 | |
| ≥5 (tertiary) | 8322 | 47.9 | 10 163 | 52.7 | |
| Employment status (n, %) | <0.001 | ||||
| Employed | 10 779 | 67.1 | 12 204 | 67.9 | |
| Unemployed | 1014 | 11.1 | 1178 | 10.5 | |
| Retired | 3521 | 16.2 | 3264 | 13.6 | |
| Not working for health issues | 175 | 1.9 | 223 | 1.9 | |
| Other (in training, no activity) | 333 | 3.7 | 649 | 6.1 | |
| Smoking status (n, %) | <0.001 | ||||
| Never smoker | 6113 | 39.1 | 8576 | 50.3 | |
| Smoker | 3222 | 26.2 | 3206 | 22.5 | |
| Ex-smoker | 6021 | 34.7 | 5230 | 27.2 | |
| BMI (kg/m2) (n, %) | <0.001 | ||||
| <18.5 | 140 | 1.3 | 651 | 4.2 | |
| (18.5–25) | 7284 | 47.5 | 10 625 | 58.1 | |
| (25–30) | 6281 | 37.3 | 4064 | 23.1 | |
| ≥30 | 2095 | 13.9 | 2160 | 14.6 | |
| Current asthma (n, %) | 1185 | 8.4 | 1505 | 10.3 | <0.001 |
| Asthma symptom score (n, %) | 0.04 | ||||
| 0 | 11 244 | 66.3 | 11 842 | 63.6 | |
| 1 | 2977 | 19.5 | 3641 | 21.2 | |
| ≥2 | 1887 | 14.2 | 2341 | 15.2 | |
Data are presented as number observed in the sample (n), and weighted proportion (%) or mean.
BMI, body mass index; ISCED, International Standard Classification of Education.