| often | 4 | temporal |
| after birth | 2 | temporal |
| problem → require → surgery | 11 |
| problem → be treated with → surgery | 4 |
| problem → be related to → surgery | 3 |
| negative | neutral | positive |
| 0.566 | 0.392 | 0.041 |
| Raw frequency | 18 |
| Normalized frequency | 0.287 |
| Modifier score | 0.650 |
| Perplexity | 336.276 |