Table 4.
Mean corneal fluorescein staining by visit
| Inferior | Superior | Central | Temporal | Nasal | |
|---|---|---|---|---|---|
| Rohto Dry-Aid | |||||
| Visit 1 | 2.04 | 2.27 | 0.97 | 1.92 | 1.96 |
| Visit 2 | 2.09 | 1.86 | 0.88 | 1.82 | 1.86 |
| Visit 3 | 2.23 | 2.15 | 1.14 | 2.15 | 2.21 |
| Systane Ultra | |||||
| Visit 1 | 1.93 | 2.01 | 0.79 | 1.63 | 1.80 |
| Visit 2 | 1.66 | 1.57 | 0.59 | 1.43 | 1.46 |
| Visit 3 | 2.07 | 1.96 | 0.91 | 1.88 | 1.89 |
Notes: Scores listed for the worst eye, which was defined as the eye with the highest staining score in inferior, superior, or central regions at Visit 1. Both Rohto and Systane groups exhibited modest improvement in staining scores.