| Treatment | The number of fetuses (n) | Open eyelids (n) | Hemorrhage n (%) |
| KK | 64 | 0 | 0 |
| KP1 | 71 | 0 | 0 |
| KP2 | 61 | 1 (1.63%) | 1 (1.63%) |
| KP3 | 60 | 0 | 1 (1.67%) |
| KP4 | 68 | 0 | 1 (1.47%) |