Table 2.
Postoperative aberrometry measurements (Topcon’s KR-1W Wavefront Analyzer®)
| Parameter | PRK (n=16 eyes) | TransPRK (n=16 eyes) | |||
|---|---|---|---|---|---|
| Mean | Range | Mean | Range | p value | |
| Pupilar diameter | 5.82 ± 0.65 | 4.55 to 7.20 | 5.99 ± 0.66 | 4.90 to 7.13 | 0.1332 |
| Coma (μm) | 0.27 ± 0.15 | 0.06 to 0.12 | 0.222 ± 0.171 | 0.04 to 0.56 | 0.1684 |
| Trefoil (μm) | 0.19 ± 0.15 | 0.06 to 0.56 | 0.223 ± 0.18 | 0.01 to 0.59 | 0.1717 |
| Spherical aberration (μm) | 0.07 ±0.12 | -0.11 to 0.32 | 0.058 ± 0.137 | -0.12 to 0.28 | 0.3227 |
| RMS Higher order aberrations (μm) | 0.45 ± 0.21 | 0.20 to 0.90 | 0.435 ± 0.229 | 0.19 to 0.87 | 0.8149 |
| RMS Total aberrations (μm) | 0.98 ± 0.47 | 0.44 to 2.10 | 0.934 ± 0.447 | 0.37 to 1.68 | 0.3936 |
| RMS: Root mean square |