Table A5.
Incidence of Placental previa and abruption in the group of erythrocyte suspension transfusion before birth among Nulliparous and Multiparous women in Hunan, China, during 2017–2018 (n = 144845).
| Variable |
Total |
Nulliparous (n = 60686) |
Multiparous (n = 84,159) |
||||||
|---|---|---|---|---|---|---|---|---|---|
| Erythrocyte suspension transfusion before birth |
P-value |
Erythrocyte suspension transfusion before birth |
P-value |
||||||
| n(%) | Yes | No | n(%) | Yes | No | ||||
|
Placenta previa |
<0.001 | <0.001 | |||||||
| Yes | 1652(1.1) | 449(0.7) | 55(12.2) | 394(87.8) | 1203(1.4) | 212(17.6) | 991(82.4) | ||
| No | 143193(98.9) | 60237(99.3) | 273(0.5) | 59964(99.5) | 82956(98.6) | 487(0.6) | 82469(99.4) | ||
| Placenta abruption | <0.001 | <0.001 | |||||||
| Yes | 589(0.4) | 236(0.4) | 10(4.2) | 226(95.8) | 353(0.4) | 47(13.3) | 306(86.7) | ||
| No | 144256(99.6) | 60450(99.6) | 318(0.5) | 60132(99.5) | 83806(99.6) | 652(0.8) | 83154(99.2) | ||