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Preoperative and postoperative keratocyte density (cell/mm²) after transepithelial PRK and LASEK.
| Keratocyte density (cell/mm²) | |||
|---|---|---|---|
| Followup | Transepithelial PRK | LASEK | P value∗ |
| Preoperative | 981 ± 66 | 977 ± 72 | P > 0.05 |
| 1 month | 363 ± 50 | 484 ± 48 | P < 0.05 |
| 3 months | 495 ± 36 | 586 ± 42 | P < 0.05 |
| 6 months | 601 ± 45 | 629 ± 52 | P > 0.05 |
*Mann-Whitney U test.
