| 是否发生新生儿低血糖 | 是 | 77 (5.1%) |
| 否 | 1451 (94.9%) | |
| 是否发生胎膜早破 | 是 | 46 (3.1%) |
| 否 | 1450 (96.9%) | |
| 是否发生产后出血 | 是 | 26 (1.7%) |
| 否 | 1470 (98.3%) | |
| 是否发生轻度窒息 | 是 | 16 (1.1%) |
| 否 | 1480 (98.9%) | |
| 是否发生羊水栓塞 | 是 | 3 (0.2%) |
| 否 | 1493 (99.8%) | |
| 是否发生胎盘早剥 | 是 | 7 (0.5%) |
| 否 | 1489 (99.5%) | |
| 是否发生子宫破裂 | 是 | 1 (0.1%) |
| 否 | 1495 (99.9%) |