Table 1.
Characteristics at baseline year 1990 among the study population stratified by region
| Native Swedes | Western migrants | Non-Western migrants | |
| n (%) | |||
| Total | 1 405 047 | 14 199 | 60 755 |
| Sex | |||
| Male | 720 155 (51.3) | 7807 (55.0) | 35 920 (59.1) |
| Female | 684 892 (48.7) | 6392 (45.0) | 24 835 (40.9) |
| Education | |||
| Elementary school or lower | 314 947 (22.4) | 2740 (19.3) | 20 870 (34.4) |
| Upper secondary school | 553 675 (39.4) | 1708 (12.0) | 11 203 (18.4) |
| University | 531 234 (37.8) | 5756 (40.5) | 19 687 (32.4) |
| Unknown education | 5191 (0.4) | 3995 (28.1) | 8995 (14.8) |
| Age (years) | |||
| 18–24 | 330 508 (23.5) | 2846 (20.0) | 13 206 (21.7) |
| 25–35 | 494 356 (35.2) | 8777 (61.8) | 34 721 (57.1) |
| 36–47 | 580 183 (41.3) | 2576 (18.1) | 12 828 (21.1) |
| Occupation | |||
| White-collar | 527 467 (37.5) | 2660 (18.7) | 3217 (5.3) |
| Blue-collar | 639 097 (45.5) | 4925 (34.7) | 23 905 (39.3) |
| Other/Unemployed | 238 483 (17.0) | 6614 (46.6) | 33 633 (55.4) |
| Labour market attachment* (years) | |||
| 0–2 | 196 972 (14.0) | 8318 (58.6) | 39 077 (64.3) |
| 3–6 | 1 208 075 (86.0) | 5881 (41.4) | 21 678 (35.7) |
*Yearly income from work annually, 1991–1996.