Table 1 Demographic and clinical characteristics of maternities with postpartum haemorrhage by transfusion and haemoglobin concentration prior to transfusion
Transfusion | No transfusion | |||||||
|---|---|---|---|---|---|---|---|---|
Haemoglobin < 70 g/L | Haemoglobin 70–90 g/L | Haemoglobin > 90 g/L | ||||||
n | col%a | n | col%a | n | col%a | n | col%a | |
Maternities | 686 | 792 | 350 | 13,623 | ||||
Maternal age | ||||||||
19 and under | 29 | 4.2 | 28 | 3.5 | 8 | 2.3 | 285 | 2.1 |
20–34 | 550 | 80.2 | 629 | 79.4 | 266 | 76.0 | 10,715 | 78.7 |
35 and over | 107 | 15.6 | 135 | 17.0 | 76 | 21.7 | 2622 | 19.2 |
Country of birth | ||||||||
Australia | 394 | 57.4 | 526 | 66.4 | 223 | 63.7 | 7987 | 58.6 |
Asia | 165 | 24.1 | 146 | 18.4 | 61 | 17.4 | 2718 | 20.0 |
Other and not stated | 127 | 18.5 | 120 | 15.2 | 66 | 18.9 | 2918 | 21.4 |
Parity | ||||||||
Primipara | 424 | 61.8 | 427 | 53.9 | 159 | 45.4 | 6611 | 48.5 |
1–2 previous births | 203 | 29.6 | 290 | 36.6 | 157 | 44.9 | 5696 | 41.8 |
3+ previous births | 58 | 8.5 | 73 | 9.2 | 34 | 9.7 | 1303 | 9.6 |
Hypertension | 94 | 13.7 | 92 | 11.6 | 54 | 15.4 | 1191 | 8.7 |
Diabetes | 47 | 6.9 | 46 | 5.8 | 30 | 8.6 | 1093 | 8.0 |
Smoked during pregnancy | 98 | 14.3 | 118 | 14.9 | 47 | 13.4 | 1624 | 11.9 |
Private patient | 69 | 10.1 | 96 | 12.1 | 42 | 12.0 | 1472 | 10.8 |
Analgesia—spinal/epidural | 320 | 46.6 | 352 | 44.4 | 139 | 39.7 | 5497 | 40.4 |
Analgesia—general anaesthetic | 139 | 20.3 | 158 | 19.9 | 83 | 23.7 | 942 | 6.9 |
Analgesia—opioid | 170 | 24.8 | 192 | 24.2 | 70 | 20.0 | 2967 | 21.8 |
Delivery mode | ||||||||
Vaginal (including breech) | 386 | 56.3 | 434 | 54.8 | 207 | 59.1 | 8694 | 63.8 |
Instrumental birth | 189 | 27.6 | 183 | 23.1 | 62 | 17.7 | 2376 | 17.4 |
Caesarean—labour | 76 | 11.1 | 121 | 15.3 | 49 | 14.0 | 1574 | 11.6 |
Caesarean—no labour | 35 | 5.1 | 53 | 6.7 | 32 | 9.1 | 957 | 7.0 |
Maternal morbidity | 39 | 5.7 | 45 | 5.7 | 26 | 7.4 | 117 | 0.9 |
Placenta praevia/accreta | 29 | 4.2 | 41 | 5.2 | 32 | 9.1 | 222 | 1.6 |
Estimated gestational age (weeks) | ||||||||
37–38 | 148 | 21.6 | 149 | 18.8 | 86 | 24.6 | 2567 | 18.8 |
39–40 | 364 | 53.1 | 439 | 55.4 | 177 | 50.6 | 7795 | 57.2 |
41+ | 174 | 25.4 | 204 | 25.8 | 87 | 24.9 | 3261 | 23.9 |
Large for gestational age | 96 | 14.0 | 131 | 16.5 | 54 | 15.4 | 2012 | 14.8 |
Small for gestational age | 42 | 6.1 | 47 | 5.9 | 25 | 7.1 | 963 | 7.1 |
Resuscitated | 67 | 9.8 | 81 | 10.2 | 43 | 12.3 | 1102 | 8.1 |
Apgar score < 7 at 5 min | 13 | 1.9 | 15 | 1.9 | 9 | 2.6 | 200 | 1.5 |
Transfer of baby | 9 | 1.3 | 13 | 1.6 | 10 | 2.9 | 311 | 2.3 |
Admitted to SCN or NICU | 125 | 18.2 | 153 | 19.3 | 80 | 22.9 | 1898 | 13.9 |
Breastfeeding at discharge | ||||||||
No breastfeeding | 147 | 21.4 | 148 | 18.7 | 67 | 19.1 | 1761 | 12.9 |
Exclusive | 447 | 65.2 | 562 | 71.0 | 235 | 67.1 | 10,740 | 78.8 |
Partial | 92 | 13.4 | 82 | 10.4 | 48 | 13.7 | 1122 | 8.2 |
Any | 539 | 78.6 | 644 | 81.3 | 283 | 80.9 | 11,862 | 87.1 |
Hospital group | ||||||||
NICU or CPAP | 473 | 69.0 | 510 | 64.4 | 183 | 52.3 | 9404 | 69.0 |
Urban | 112 | 16.3 | 117 | 14.8 | 56 | 16.0 | 2165 | 15.9 |
Regional | 101 | 14.7 | 165 | 20.8 | 111 | 31.7 | 2054 | 15.1 |