| for more than almost a year | 6 | temporal |
| in some patients | 4 | location |
| relatively | 3 | degree |
| problem → be → constant | 28 |
| problem → be not → constant | 7 |
| problem → be → a constant | 6 |
| negative | neutral | positive |
| 0.486 | 0.440 | 0.074 |
| Raw frequency | 41 |
| Normalized frequency | 0.309 |
| Modifier score | 0.675 |
| Perplexity | 119.870 |