| Mean | Number (%) | p |
Age | |||
Hypertensive disorders of pregnancy | 28.4 | - | <0.001 |
No hypertensive disorders of pregnancy | 27.3 | - |
|
Nulliparous | |||
Hypertensive disorders of pregnancy |
| 980 (44.0) |
|
No hypertensive disorders of pregnancy |
| 13,275 (36.4) | <0.001 |
Twin pregnancy | |||
Hypertensive disorders of pregnancy |
| 121 (5.4) | <0.001 |
No hypertensive disorders of pregnancy |
| 973 (2.8) |
|
Diabetes | |||
Hypertensive disorders of pregnancy |
| 108 (4.9) |
|
No hypertensive disorders of pregnancy |
| 652 (1.9) | <0.001 |