Basic characteristics of the study population
| Variable | N (%) |
|---|---|
| Total number of women aged 15–44 | 509 198 |
| Total number of pregnancies | 681 756 |
| Median follow-up | 6.5 years |
| Person-years of follow-up | |
| Outside pregnancy | 2 625 033 |
| Antepartum | 486 170 |
| Around delivery | 7438 |
| Postpartum | 153 465 |
| First VTE type (n=VTE events) | |
| Pulmonary embolism | 678 (24) |
| Deep vein thrombosis | 2186 (76) |
| Birth outcome (n=pregnancies) | |
| Live birth | 681 756 (99.6) |
| Stillbirth | 2389 (0.4) |
All figures are number (%) unless otherwise specified.
VTE, venous thromboembolism.