Variable | Cases, n (%) | Controls, n (%) | |
---|---|---|---|
Previous 12 months’ experience of domestic violence and abusea | No | 43 418 (99.65) | 174 108 (99.90) |
Yes | 152 (0.35) | 172 (0.10) | |
Mean age, years (standard deviation) | 28.46 (8.29) | 28.46 (8.41) | |
Age categories, years | 15–24 | 15 844 (36.36) | 63 510 (36.44) |
25–39 | 22 545 (51.74) | 89 410 (51.30) | |
40–49 | 5181 (11.89) | 21 360 (12.26) | |
Ethnicity | White | 17 986 (41.28) | 56 450 (32.39) |
Black | 1001 (2.30) | 2033 (1.17) | |
Asian | 1065 (2.44) | 3848 (2.21) | |
Mixed | 389 (0.89) | 800 (0.46) | |
Other | 354 (0.81) | 1370 (0.79) | |
Missing | 22 775 (52.27) | 109 779 (62.99) | |
Socioeconomic status (quintiles of level of deprivation) | Least deprived: 1 | 4419 (10.14) | 19 991 (11.47) |
2 | 4665 (10.71) | 19 795 (11.36) | |
3 | 5140 (11.80) | 20 252 (11.62) | |
4 | 5437 (12.48) | 19 813 (11.37) | |
Most deprived: 5 | 5615 (12.89) | 18 959 (10.88) | |
missing | 18 294 (41.99) | 75 470 (43.30) | |
Pregnancies, n | 0 | 15 617 (35.84) | 105 190 (60.36) |
1 | 7209 (16.55) | 24 178 (13.87) | |
≥2 | 20 744 (47.61) | 44 912 (25.77) | |
Children, n | 0 | 25 426 (58.36) | 133 040 (76.34) |
1 | 10 623 (24.38) | 25 472 (14.62) | |
≥2 | 7521 (17.26) | 15 768 (9.05) | |
History of alcohol misuse since age 15a | No | 43 180 (99.10) | 173 621 (99.62) |
Yes | 390 (0.90) | 659 (0.38) | |
History of depression/depressive episode within 2 yearsa | No | 39 174 (89.91) | 166 101 (95.31) |
Yes | 4396 (10.09) | 8179 (4.69) |
↵a Before the index date.