| often | 4 | temporal |
| during this study | 3 | temporal |
| fatigue → be → reported | 12 |
| fatigue → be → phenomenon | 5 |
| fatigue → be → observed | 4 |
| negative | neutral | positive |
| 0.564 | 0.403 | 0.033 |
| Raw frequency | 21 |
| Normalized frequency | 0.516 |
| Modifier score | 0.467 |
| Perplexity | 139.907 |