| Number | Percentage | |
| Preterm labor | 15 | 75% |
| LUTO4 | 5 | 25% |
| Hydrocephalus | 5 | 25% |
| Hydrothorax | 3 | 15% |
| TTTS5 | 2 | 10% |
| Chorioamnionitis | 2 | 10% |
| LUTO | 1 | 5% |
| TTTS | 1 | 5% |
| PROM | 6 | 30% |
| LUTO | 2 | 10% |
| Hydrocephalus | 2 | 10% |
| Hydrothorax | 1 | 5% |
| TTTS | 1 | 5% |