| in hospital | 7 | location |
| over several weeks | 3 | temporal |
| during workload execution | 2 | temporal |
| operation → be → treated | 15 |
| operation → require → treatment | 8 |
| negative | neutral | positive |
| 0.338 | 0.577 | 0.085 |
| Raw frequency | 23 |
| Normalized frequency | 0.312 |
| Modifier score | 1.000 |
| Perplexity | 302.309 |