Characteristics of the study population separated on personal and familial history of psychiatric disorders
| Characteristics | PHno & FHno n=33 218 (23.4) | PHno & FHyes n=67 382 (47.4) | PHyes & FHno n=8535 (6.0) | PHyes & FHyes n=32 929 (23.2) |
| Age, mean (SD) | 30.5 (4.4) | 30.5 (4.7) | 31.3 (4.9) | 31.1 (5.1) |
| Education | ||||
| Mandatory | 1598 (4.8) | 5044 (7.5) | 987 (11.6) | 5888 (17.9) |
| Short | 9238 (27.8) | 20 547 (30.5) | 2848 (33.4) | 11 462 (34.8) |
| Medium | 1887 (5.7) | 3531 (5.2) | 449 (5.2) | 1500 (4.5) |
| High | 20 495 (61.7) | 38 260 (56.8) | 4251 (49.8) | 14 079 (42.8) |
| Parity | ||||
| 1 | 18 511 (55.7) | 36 425 (54.0) | 4535 (53.1) | 16 727 (50.8) |
| 2 | 11 440 (34.5) | 23 370 (34.7) | 2909 (34.1) | 11 407 (34.6) |
| 3+ | 3267 (9.8) | 7587 (11.3) | 1091 (12.8) | 4795 (14.6) |
| Calendar year of delivery | ||||
| 2014 | 625 (1.9) | 1393 (2.1) | 181 (2.1) | 627 (1.9) |
| 2015 | 4516 (13.6) | 8765 (13.0) | 1127 (13.2) | 4119 (12.5) |
| 2016 | 5057 (15.2) | 9979 (14.8) | 1302 (15.3) | 4919 (15.0) |
| 2017 | 5274 (15.9) | 10 703 (15.9) | 1396 (16.4) | 5278 (16.0) |
| 2018 | 5611 (16.9) | 11 361 (16.9) | 1401 (16.4) | 5558 (16.9) |
| 2019 | 5533 (16.6) | 11 614 (17.2) | 1425 (16.7) | 5630 (17.1) |
| 2020 | 4253 (12.8) | 8774 (13.0) | 1103 (12.9) | 4353 (13.2) |
| 2021 | 2349 (7.1) | 4793 (7.1) | 600 (7.0) | 2445 (7.4) |
Values are presented as numbers (%) unless stated otherwise.
FH, family history of psychiatric disorders; PH, personal history of psychiatric disorders.