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Comparison of corneal epithelial staining area before and after 7 days of treatment (Median, M (P25, P75))
| Groups | Pre-treatment(mm²) | 7-day post-treatment(mm²) | t/Z | P |
|---|---|---|---|---|
| A1(n = 15) | 17.02(9.27,22.55) | 9.87(5.68,13.95) | -3.408 | < 0.0001 |
| A2(n = 14) | 24.69(17.85,30.40) | 16.03(11.29,18.91) | 9.576 | < 0.0001 |
| B1(n = 12) | 22.52(17.54,28.23) | 19.37(14.38,23.72) | 6.682 | < 0.0001 |
| B2(n = 12) | 24.69(12.80,33.18) | 14.07(6.70,16.51) | 5.606 | 0.0002 |
