| quite | 7 | degree |
| with adequate treatment | 5 | other |
| in very young and older people | 3 | other |
| pneumonia → be → severe | 62 |
| pneumonia → become → severe | 6 |
| pneumonia → result in → severe cases | 3 |
| negative | neutral | positive |
| 0.750 | 0.231 | 0.019 |
| Raw frequency | 71 |
| Normalized frequency | 0.729 |
| Modifier score | 0.350 |
| Perplexity | 348.826 |