| often | 7 | degree |
| compared to patients without delirium | 5 | other |
| much | 4 | degree |
| patient → be → older | 31 |
| patient → be → elderly | 31 |
| patient → be → old | 14 |
| negative | neutral | positive |
| 0.468 | 0.475 | 0.056 |
| Raw frequency | 76 |
| Normalized frequency | 0.646 |
| Modifier score | 0.713 |
| Perplexity | 80.620 |