| often | 12 | degree |
| due to a habitual lack of exercise | 5 | cause |
| in the elderly population | 4 | location |
| symptom → be → masked | 40 |
| symptom → be → hidden | 13 |
| symptom → be → concealed | 4 |
| symptom → be → obscured | 3 |
| negative | neutral | positive |
| 0.581 | 0.384 | 0.035 |
| Raw frequency | 60 |
| Normalized frequency | 0.404 |
| Modifier score | 0.593 |
| Perplexity | 82.312 |