Table 1.
Recurrence of postpartum hemorrhage (PPH) (> 500 ml) according to year of delivery and change of father
| Total | PPH (n) | % | OR | 95% CI | aOR | 95% CI | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| First delivery (PPH > 500 ml) | Second delivery | |||||||||
| No | 720 761 | 49 822 | 6.9 | 1 | Reference | 1 | Reference | |||
| Yes | 73 929 | 16 721 | 22.6 | 3.94 | 3.86 | 4.01 | 2.92 | 2.86 | 2.98 | |
| PPH | Year | |||||||||
| No | 1967–1983 | 217 419 | 8973 | 4.1 | 1 | Reference | 1 | Reference | ||
| Yes | 9589 | 1246 | 13.0 | 3.47 | 3.26 | 3.70 | 3.48 | 3.24 | 3.73 | |
| No | 1983–1998 | 234 571 | 10 888 | 4.6 | 1 | Reference | 1 | Reference | ||
| Yes | 14 793 | 1928 | 13.0 | 3.08 | 2.92 | 3.24 | 3.07 | 2.91 | 3.24 | |
| No | 1999–2017 | 268 771 | 29 961 | 11.1 | 1 | Reference | 1 | Reference | ||
| Yes | 49 547 | 13 547 | 27.3 | 3.00 | 2.93 | 3.07 | 2.94 | 2.87 | 3.01 | |
| PPH | Change of fathera | |||||||||
| No | No | 645 586 | 44 012 | 6.8 | 1 | Reference | 1 | Reference | ||
| Yes | 67 547 | 15 401 | 22.8 | 4.04 | 3.96 | 4.12 | 2.98 | 2.92 | 3.05 | |
| No | Yes | 64 097 | 4914 | 7.7 | 1 | Reference | 1 | Reference | ||
| Yes | 5274 | 1059 | 20.1 | 3.03 | 2.81 | 3.26 | 2.49 | 2.31 | 2.69 | |
| First and second deliveries (PPH > 500 ml) | Third delivery | |||||||||
| First | Second | |||||||||
| No | No | 247 823 | 13 876 | 5.6 | 1 | Reference | 1 | Reference | ||
| Yes | 14 666 | 2755 | 18.8 | 3.90 | 3.73 | 4.08 | 3.31 | 3.15 | 3.47 | |
| Yes | No | 17 446 | 2382 | 13.7 | 2.67 | 2.55 | 2.79 | 2.10 | 2.00 | 2.20 |
| Yes | 3772 | 1219 | 32.3 | 8.05 | 7.50 | 8.64 | 5.62 | 5.22 | 6.05 | |
CI confidence interval, OR odds ratio, aOR OR adjusted for period (1967–1977, 1978–1987, 1988–1997, 1998–2007 and 2008–2017)
aAdditionally adjusted for inter-delivery interval