| Typicality: | 0.546 |
| Saliency: | 0.822 |
| often | 7 | degree |
| astigmatism → be → condition | 33 |
| astigmatism → be → severe | 8 |
| astigmatism → occur with → condition | 6 |
| astigmatism → be → symptom | 3 |
| negative | neutral | positive |
| 0.630 | 0.327 | 0.043 |
| Raw frequency | 50 |
| Normalized frequency | 0.822 |
| Modifier score | 0.600 |
| Perplexity | 63.508 |