distribution of ocular surface disease
| Simple eye toilet (n = 24) | No exposure keratopathy | 11 |
| Grade I | 4 | |
| Grade II | 6 | |
| Grade III | 3 | |
| Lacrilube (n = 13) | No exposure keratopathy | 11 |
| Grade I | 0 | |
| Grade II | 1 | |
| Grade III | 1 | |
| Geliperm (n = 10) | No exposure keratopathy | 1 |
| Grade I | 1 | |
| Grade II | 4 | |
| Grade III | 4 |