Table 3. Comparison of ocular aberrations between the HOAs ≤ 0.3 group and the HOAs > 0.3 group.
| HOA ≤ 0.3 group | HOA > 0.3 group | P Value | |
|---|---|---|---|
| Number of eyes | 57 | 55 | – |
| Total ocular aberrations (μm) | |||
| Preoperative | 7.25 ± 2.20 | 6.76 ± 2.30 | 0.253 |
| Postoperative month 1 | 1.28 ± 0.66* | 1.18 ± 0.48* | 0.349 |
| Postoperative month 3 | 1.31 ± 0.64* | 1.21 ± 0.44* | 0.345 |
| Postoperative month 6 | 1.43 ± 0.60* | 1.29 ± 0.45* | 0.152 |
| Postoperative month 12 | 1.50 ± 0.63* | 1.34 ± 0.58* | 0.172 |
| ΔTOAs (1 mo–Preop) | −5.97 ± 2.12 | −5.58 ± 2.32 | 0.359 |
| Defocus (μm) | |||
| Preoperative | 7.05 ± 2.36 | 6.65 ± 2.32 | 0.367 |
| Postoperative month 1 | 0.88 ± 0.79* | 0.76 ± 0.63* | 0.375 |
| Postoperative month 3 | 0.91 ± 0.76* | 0.78 ± 0.61* | 0.311 |
| Postoperative month 6 | 1.10 ± 0.72* | 0.91 ± 0.61* | 0.125 |
| Postoperative month 12 | 1.15 ± 0.77* | 0.97 ± 0.73* | 0.217 |
| Δ Defocus (1 mo–Preop) | −6.17 ± 2.33 | −5.89 ± 2.40 | 0.533 |
| Astigmatism (μm) | |||
| Preoperative | 0.87 ± 0.60 | 0.94 ± 0.74 | 0.570 |
| Postoperative month 1 | 0.47 ± 0.25* | 0.38 ± 0.20* | 0.043** |
| Postoperative month 3 | 0.43 ± 0.25* | 0.39 ± 0.21* | 0.340 |
| Postoperative month 6 | 0.43 ± 0.21* | 0.37 ± 0.21* | 0.165 |
| Postoperative month 12 | 0.45 ± 0.24* | 0.38 ± 0.21* | 0.112 |
| ΔAstigmatism (1 mo–Preop) | −0.40 ± 0.56 | −0.56 ± 0.69 | 0.177 |
| HOAs (μm) | |||
| Preoperative | 0.23 ± 0.50 | 0.38 ± 0.06 | <0.001** |
| Postoperative month 1 | 0.61 ± 0.19* | 0.67 ± 0.17* | 0.138 |
| Postoperative month 3 | 0.64 ± 0.20* | 0.67 ± 0.17* | 0.413 |
| Postoperative month 6 | 0.64 ± 0.21* | 0.67 ± 0.19* | 0.446 |
| Postoperative month 12 | 0.66 ± 0.20* | 0.67 ± 0.17* | 0.802 |
| ΔHOAs (1 mo–Preop) | 0.39 ± 0.19 | 0.29 ± 0.18 | 0.006** |
| Coma (μm) | |||
| Preoperative | 0.12 ± 0.06 | 0.24 ± 0.09 | <0.001** |
| Postoperative month 1 | 0.41 ± 0.19* | 0.44 ± 0.20* | 0.520 |
| Postoperative month 3 | 0.44 ± 0.20* | 0.45 ± 0.18* | 0.686 |
| Postoperative month 6 | 0.42 ± 0.22* | 0.45 ± 0.21* | 0.465 |
| Postoperative month 12 | 0.44 ± 0.22* | 0.45 ± 0.20* | 0.774 |
| ΔComa (1 mo–Preop) | 0.30 ± 0.19 | 0.20 ± 0.21 | 0.012** |
| Trefoil (μm) | |||
| Preoperative | 0.10 ± 0.06 | 0.16 ± 0.06 | < 0.001** |
| Postoperative month 1 | 0.13 ± 0.08* | 0.16 ± 0.09 | 0.046** |
| Postoperative month 3 | 0.15 ± 0.09* | 0.16 ± 0.10 | 0.434 |
| Postoperative month 6 | 0.15 ± 0.09* | 0.15 ± 0.09 | 0.626 |
| Postoperative month 12 | 0.14 ± 0.08* | 0.15 ± 0.09 | 0.585 |
| Δ Trefoil (1 mo–Preop) | 0.03 ± 0.09 | 0.00 ± 0.11 | 0.149 |
| Spherical aberration (μm) | |||
| Preoperative | 0.09 ± 0.10 | 0.16 ± 0.08 | <0.001** |
| Postoperative month 1 | 0.32 ± 0.17* | 0.34 ± 0.17* | 0.528 |
| Postoperative month 3 | 0.34 ± 0.17* | 0.35 ± 0.17* | 0.572 |
| Postoperative month 6 | 0.34 ± 0.18* | 0.35 ± 0.18* | 0.835 |
| Postoperative month 12 | 0.36 ± 0.18* | 0.36 ± 0.17* | 0.895 |
| ΔSA (1 mo–Preop) | 0.23 ± 0.20 | 0.18 ± 0.16 | 0.185 |
Note:
HOAs, higher-order aberrations; TOAs, total ocular aberrations; SA, spherical aberration; Δ, change. Mean ± standard deviation. *Significantly different between preoperative and postoperative values. **Significantly different between the two groups. P < 0.05 statistically significant.