Table 2 Sample characteristics (n = 3406)
Age, mean years (SD) | 51.2 (16.8) |
Women/men, n (%) | 1898/1508 (55.7/44.3) |
Education (highest), n (%) | Â |
 Primary school | 823 (24.5) |
 High school | 1137 (33.8) |
 University | 1405 (41.8) |
Smoker, n (%) | 298 (8.8) |
General health status, n (%) | Â |
 Very good or excellent | 1349 (40.0) |
 Good | 1152 (34.2) |
 Somewhat good or poor | 868 (25.8) |
Diagnosis1, n (%) | Â |
 Hypertension | 838 (24.6) |
 Diabetes | 186 (5.5) |
 Rheumatic disease | 147 (4.3) |
 Disease in back, joints or muscles | 492 (14.4) |
 Multiple chemical sensitivity | 107 (3.1) |
 Nonspecific building-related symptoms | 47 (1.4) |
 IEI-EMF2 | 15 (0.4) |
 Sound sensitivity | 96 (2.8) |
 Asthma due to allergy | 164 (4.8) |
 Asthma other than allergy | 129 (3.8) |
 Allergic rhinitis | 298 (8.7) |
 Atopic dermatatis | 88 (2.6) |
 Migraine | 151 (4.4) |
 Generaliserad anxiety disorder | 32 (1.0) |
 Depression | 170 (5.0) |