Maternal postpartum complications by planned place of birth
| Complication and planned place of birth | No. of events | No. of births | Incidence of events/1000 births | Unadjusted OR | Adjusted OR* |
| Postpartum haemorrhage with blood transfusion | 6518 | 1 251 420 | 5.2 | ||
| Hospital | 6230 | 1 171 703 | 5.3 | 1 | 1 |
| Birth centre | 244 | 71 505 | 3.4 | 0.64 (0.54–0.76) | 0.66 (0.56–0.78) |
| Home | 44 | 8212 | 5.4 | 1.01 (0.68–1.49) | 1.08 (0.73–1.60) |
| Admission at least 48 hours to intensive care or high dependency unit† | 2602 | 707 221‡ | 3.7 | ||
| Hospital | 2521 | 654 960 | 3.8 | 1 | 1 |
| Birth centre | 74 | 47 266 | 1.6 | 0.41 (0.30–0.55) | 0.42 (0.31–0.56) |
| Home | 7 | 4995 | 1.4 | 0.36 (0.14–0.96) | 0.41 (0.15–1.08) |
| Readmission to hospital (within 28 days) | 917 | 864 865§ | 1.1 | ||
| Hospital | 843 | 804 667 | 1 | 1 | 1 |
| Birth centre | 68 | 54 522 | 1.2 | 1.19 (0.86–1.65) | 1.18 (0.85–1.64) |
| Home | 6 | 5676 | 1.1 | 1.01 (0.35–2.90) | 1.08 (0.38–3.12) |
Cases with missing data were not included in rates or regression calculations .
*Logistic regression adjusted for maternal age, country of birth, gestational age and parity at 99% CI.
†Intensive care and high dependency units provided additional care—these were defined by each state and territory.
‡Excluded QLD, VIC, NT, ACT, TAS.
§Excluded VIC, NT.
ACT, Australian Capital Territory; NT, Northern Territory; QLD, Queensland; TAS, Tasmania; VIC, Victoria.