| very | 8 | degree |
| into the layers of the cornea | 5 | transitive-object |
| with exposed tendon | 4 | other |
| ulcer → be → deep | 45 |
| ulcer → become → deep | 10 |
| ulcer → be considered → deep | 4 |
| negative | neutral | positive |
| 0.565 | 0.410 | 0.025 |
| Raw frequency | 59 |
| Normalized frequency | 0.754 |
| Modifier score | 0.640 |
| Perplexity | 179.060 |