项目 | L < 1.8 × 109 (n = 65) | L ≥ 1.8 × 109 (n = 39) | c2 | P | |
高龄产妇(≥35岁) |
|
| 0.450 | 0.502 | |
| 否 | 52 | 29 |
|
|
| 是 | 13 | 10 |
|
|
产后出血(≥500 ml) |
|
| 1.486 | 0.223 | |
| 否 | 32 | 24 |
|
|
| 是 | 33 | 15 |
|
|
病因 |
|
| 6.429 | 0.168 | |
| GT | 30 | 20 |
|
|
| PEC | 6 | 5 |
|
|
| CTD | 12 | 1 |
|
|
| ITP | 8 | 7 |
|
|
| 其它 | 9 | 6 |
|
|
孕周 |
| 5.185 | 0.074 | ||
| ≤34 w | 4 | 7 |
|
|
| <37 w | 10 | 2 |
|
|
| ≥37 w | 51 | 30 |
|
|
免疫抑制剂使用 |
| - | 0.086 | ||
| 否 | 56 | 38 |
|
|
| 是 | 9 | 0 |
|
|
生产方式 |
|
| 0.770 | 0.380 | |
| 经阴分娩 | 18 | 14 |
|
|
| 剖宫产 | 47 | 25 |
|
|
产次 |
|
| 2.010 | 0.156 | |
| 初产 | 29 | 23 |
|
|
| 经产 | 36 | 16 |
|
|