Table 2. Second birth outcomes associated with transfusion and/or postpartum haemorrhage in a first birth (Univariate analysis).
| First birth exposures | ||||
|---|---|---|---|---|
| Second birth Outcomes | +RBC–PPH* | +RBC+ PPH | -RBC + PPH | - RBC—PPH |
| % (95% CI) | % (95% CI) | % (95% CI) | % (95% CI) | |
| Total | 491 | 2399 | 16869 | 207488 |
| Severe Maternal morbidity | 2.2 (0.9, 3.5) |
1.0 (0.6, 1.4) |
0.6 (0.5, 0.7) |
0.5 (0.4, 0.5) |
| Isoimmunisation | 1.0 (0.1, 1.9) |
1.1 (0.7, 1.5) |
0.4 (0.3, 0.5) |
0.4 (0.4, 0.5) |
| Postpartum Haemorrhage | 11.8 (9.0, 14.7) |
21.4 (19.7, 23.0) |
16.6 (16.1, 17.2) |
6.2 (6.1, 6.3) |
| Red Blood Cell transfusion | 3.3 (1.7, 4.8) |
4.6 (3.8, 5.5) |
1.9 (1.7, 2.2) |
0.8 (0.8, 0.9) |
| Preterm birth | 7.7 (5.4, 10.1) |
5.5 (4.6, 6.4) |
4.7 (4.4, 5.0) |
5.0 (5.0, 5.1) |
| Pregnancy loss (prior to second birth) | 13.6 (10.6, 16.7) |
17.0 (15.5, 18.5) |
14.6 (14.1, 15.2) |
14.0 (13.9, 14.2) |
| Change to higher level hospital | 10.6 (7.9, 13.3) |
8.6 (7.5, 9.8) |
8.4 (8.0, 8.8) |
8.3 (8.2, 8.5) |
| Hospital change- Public to Private | 8.8 (6.3, 11.3) |
7.6 (6.5, 8.6) |
6.5 (6.1, 6.9) |
4.7 (4.6, 4.8) |
| Total regional births | 24.8 (21.0, 28.7) |
23.3 (21.6, 25.0) |
17.6 (17.0, 18.2) |
19.2 (19.0, 19.3) |
| Change to higher level hospital (% of regional births) | 5.1 (3.1, 7.0) |
3.2 (2.5, 3.9) |
2.3 (2.1, 2.5) |
2.5 (2.4, 2.6) |
* +RBC +PPH: Transfusion and haemorrhage; +RBC-PPH: Transfusion without haemorrhage; -RBC +PPH: Haemorrhage without transfusion;-RBC–PPH: neither haemorrhage nor transfusion.