Table 1.
Socio-demographic characteristics of individuals born in Finland in 1986–1996 (n = 650 680)
| Controls | Severe mental illness | Depression | Anxiety | Substance misuse | Violent crime arrest | |
|---|---|---|---|---|---|---|
| Birth order | ||||||
| Individuals | 522 195 | 15 530 | 56 000 | 39 710 | 39 611 | 44 578 |
| Median age at first diagnosis or event [years (IQR)] | – | 21.2 (18.7-24.1) | 20.0 (17.3-23.2) | 20.9 (18.1-23.9) | 20.8 (18.8-23.5) | 19.6 (17.6-22.2) |
| Sex | ||||||
| Men | 263 116 (50.4%) | 7697 (49.6%) | 19 334 (34.5%) | 14 924 (37.6%) | 27 310 (68.9%) | 33 838 (75.9%) |
| Women | 259 079 (49.6%) | 7833 (50.4%) | 36 666 (65.5%) | 24 786 (62.4%) | 12 301 (31.1%) | 10 740 (24.1%) |
| Birth year | ||||||
| 1986 | 44 487 (8.5%) | 1782 (11.5%) | 5339 (9.5%) | 3468 (8.7%) | 3972 (10.0%) | 5148 (11.5%) |
| 1987 | 43 945 (8.4%) | 1656 (10.7%) | 5164 (9.2%) | 3357 (8.5%) | 3747 (9.5%) | 4870 (10.9%) |
| 1988 | 46 325 (8.9%) | 1671 (10.8%) | 5441 (9.7%) | 3584 (9.0%) | 3973 (10.0%) | 4969 (11.1%) |
| 1989 | 46 375 (8.9%) | 1618 (10.4%) | 5378 (9.6%) | 3620 (9.1%) | 3756 (9.5%) | 4688 (10.5%) |
| 1990 | 48 301 (9.2%) | 1646 (10.6%) | 5512 (9.8%) | 3881 (9.8%) | 3999 (10.1%) | 4537 (10.2%) |
| 1991 | 48 405 (9.3%) | 1534 (9.9%) | 5478 (9.8%) | 3858 (9.7%) | 3919 (9.9%) | 4244 (9.5%) |
| 1992 | 49 535 (9.5%) | 1490 (9.6%) | 5610 (10.0%) | 4059 (10.2%) | 3746 (9.5%) | 4124 (9.3%) |
| 1993 | 48 872 (9.4%) | 1267 (8.2%) | 5082 (9.1%) | 3698 (9.3%) | 3552 (9.0%) | 3674 (8.2%) |
| 1994 | 49 464 (9.5%) | 1153 (7.4%) | 4814 (8.6%) | 3764 (9.5%) | 3437 (8.7%) | 3368 (7.6%) |
| 1995 | 48 866 (9.4%) | 978 (6.3%) | 4363 (7.8%) | 3310 (8.3%) | 2925 (7.4%) | 2690 (6.0%) |
| 1996 | 47 620 (9.1%) | 735 (4.7%) | 3819 (6.8%) | 3111 (7.8%) | 2585 (6.5%) | 2266 (5.1%) |
| First | 217 643 (41.7%) | 6462 (41.6%) | 23 169 (41.4%) | 16 816 (42.3%) | 16 373 (41.3%) | 17 953 (40.3%) |
| Second | 179 675 (34.4%) | 5130 (33.0%) | 18 599 (33.2%) | 13 110 (33.0%) | 13 316 (33.6%) | 14 624 (32.8%) |
| Third | 81 254 (15.6%) | 2499 (16.1%) | 9000 (16.1%) | 6301 (15.9%) | 6499 (16.4%) | 7491 (16.8%) |
| Fourth or higher | 43 623 (8.4%) | 1439 (9.3%) | 5232 (9.3%) | 3483 (8.8%) | 3423 (8.6%) | 4510 (10.1%) |
| Immigrant background | 18 279 (3.5%) | 639 (4.1%) | 2233 (4.0%) | 1567 (3.9%) | 1865 (4.7%) | 2053 (4.6%) |
| Urbanicity | ||||||
| Urban | 291 022 (55.7%) | 9605 (61.8%) | 33 879 (60.5%) | 24 494 (61.7%) | 24 600 (62.1%) | 25 631 (57.5%) |
| Semi-urban | 84 421 (16.2%) | 2298 (14.8%) | 8399 (15.0%) | 5892 (14.8%) | 5904 (14.9%) | 7072 (15.9%) |
| Rural | 146 752 (28.1%) | 3627 (23.4%) | 13 722 (24.5%) | 9324 (23.5%) | 9107 (23.0%) | 11 875 (26.6%) |
| Single-parent household | 29 235 (5.6%) | 1463 (9.4%) | 5179 (9.2%) | 3632 (9.1%) | 4618 (11.7%) | 5056 (11.3%) |
| Highest parental level of education | ||||||
| Primary | 23 559 (4.5%) | 1035 (6.7%) | 3753 (6.7%) | 2755 (6.9%) | 3498 (8.8%) | 4841 (10.9%) |
| Secondary | 344 574 (66.0%) | 10 326 (66.5%) | 38 055 (68.0%) | 26 765 (67.4%) | 28 024 (70.7%) | 33 257 (74.6%) |
| Tertiary | 154 062 (29.5%) | 4169 (26.8%) | 14 192 (25.3%) | 10 190 (25.7%) | 8089 (20.4%) | 6480 (14.5%) |
| Parental psychiatric disorders and antisocial behaviors | ||||||
| Parental severe mental illness | 22 168 (4.2%) | 2106 (13.6%) | 5271 (9.4%) | 3711 (9.3%) | 3424 (8.6%) | 3428 (7.7%) |
| Parental depression | 69 601 (13.3%) | 4469 (28.8%) | 15 866 (28.3%) | 10 725 (27.0%) | 10 089 (25.5%) | 10 362 (23.2%) |
| Parental anxiety | 35 892 (6.9%) | 2163 (13.9%) | 7440 (13.3%) | 5743 (14.5%) | 4887 (12.3%) | 5225 (11.7%) |
| Parental substance misuse | 57 968 (11.1%) | 3407 (21.9%) | 11 717 (20.9%) | 8221 (20.7%) | 10 389 (26.2%) | 11 426 (25.6%) |
| Parental violent-crime arrest | 51 340 (9.8%) | 2751 (17.7%) | 9715 (17.3%) | 6766 (17.0%) | 9134 (23.1%) | 11 920 (26.7%) |