| possibly | 3 | degree |
| by an allergy or autoimmune issues | 2 | cause |
| sinusitis → be → viral | 12 |
| sinusitis → be caused by → viral or bacterial infection | 4 |
| sinusitis → be caused by → viral infection | 3 |
| negative | neutral | positive |
| 0.725 | 0.260 | 0.014 |
| Raw frequency | 19 |
| Normalized frequency | 0.483 |
| Modifier score | 0.800 |
| Perplexity | 248.240 |