| in our study | 2 | location |
| often | 2 | temporal |
| patient → be over → 40 | 6 |
| patient → be → than 40 years old | 4 |
| patient → be → 40 years old | 4 |
| patient → be in → their 40 | 3 |
| negative | neutral | positive |
| 0.350 | 0.478 | 0.171 |
| Raw frequency | 17 |
| Normalized frequency | 0.321 |
| Modifier score | 0.800 |
| Perplexity | 152.522 |