| for repair of a brain aneurysm | 3 | purpose |
| for pneumonia | 2 | cause |
| patient → be → admitted | 5 |
| patient → be admitted to → hospital | 4 |
| patient → be admitted to → the hospital | 3 |
| negative | neutral | positive |
| 0.256 | 0.670 | 0.074 |
| Raw frequency | 12 |
| Normalized frequency | 0.267 |
| Modifier score | 1.000 |
| Perplexity | 97.975 |