| in case | 9 | other |
| depending upon the duration of infection | 3 | other |
| subacute (4–8 weeks) | 2 | temporal |
| sinusitis → be → acute | 54 |
| sinusitis → be developed into → severe case | 8 |
| sinusitis → appear in → acute forms | 3 |
| negative | neutral | positive |
| 0.510 | 0.443 | 0.046 |
| Raw frequency | 65 |
| Normalized frequency | 0.805 |
| Modifier score | 0.800 |
| Perplexity | 135.252 |