| Typicality: | 0.460 |
| Saliency: | 0.239 |
| without peripheral iridectomy | 2 | other |
| during a 2-year period | 2 | temporal |
| eye → undergo → trabeculectomy | 9 |
| eye → have → trabeculectomy | 5 |
| negative | neutral | positive |
| 0.123 | 0.777 | 0.100 |
| Raw frequency | 14 |
| Normalized frequency | 0.239 |
| Modifier score | 0.833 |
| Perplexity | 107.109 |