| Typicality: | 0.438 |
| Saliency: | 0.478 |
| usually | 40 | temporal |
| to adulthood | 6 | other |
| with vision loss | 4 | other |
| symptom → begin in → childhood | 51 |
| symptom → begin in → early childhood | 25 |
| symptom → start in → childhood | 18 |
| symptom → start in → early childhood | 7 |
| symptom → start in → child | 3 |
| negative | neutral | positive |
| 0.549 | 0.418 | 0.033 |
| Raw frequency | 104 |
| Normalized frequency | 0.478 |
| Modifier score | 0.720 |
| Perplexity | 32.557 |