| usually | 3 | temporal |
| depending on the immune response | 2 | other |
| in appetite | 2 | other |
| disease → cause → lethargy | 19 |
| disease → be characterized by → lethargy | 6 |
| disease → cause → severe lethargy | 3 |
| disease → be accompanied by → lethargy | 3 |
| negative | neutral | positive |
| 0.913 | 0.080 | 0.006 |
| Raw frequency | 31 |
| Normalized frequency | 0.379 |
| Modifier score | 0.733 |
| Perplexity | 65.755 |