Research Article
[Retracted] A Prospective, Randomized, Double-Masked Controlled Clinical Trial of Postoperative Pain after Transepithelial Photorefractive Keratectomy (Trans-PRK)
Table 4
Postoperative pain scores by gender (
n = 370 eyes) (
).
| | Male | Female | t | value |
| Pain scores at the end of surgery | 2.37 ± 1.95 | 2.9 ± 2.35 | −2.04 | 0.04 | Pain scores on first postoperative day | 1.79 ± 1.87 | 2.24 ± 2.13 | −1.97 | 0.05 | Pain scores on second postoperative day | 0.62 ± 1.11 | 0.94 ± 1.32 | −2.33 | 0.02 | Pain scores on third postoperative day | 0.12 ± 0.35 | 0.27 ± 1.02 | −1.41 | 0.16 |
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