Table 2 Visual outcomes and ocular aberrations in the SMILE and wavefront-guided femtosecond LASIK groups 3 months after surgery
Mean ± SD (range) | WFG FS-LASIK | SMILE | P valuea |
|---|---|---|---|
Visual outcomes | |||
UDVA (logMAR) | −0.02 ± 0.07 (−0.18,0.15) | −0.01 ± 0.06 (−0.08,0.15) | 0.732 |
CDVA (logMAR) | −0.04 ± 0.06 (−0.18,0.15) | −0.04 ± 0.04 (−0.08,0.00) | 0.694 |
SE (D) | 0.01 ± 0.22 (−0.50,0.50) | −0.06 ± 0.20 (−0.63,0.50) | 0.128 |
Ocular Aberration (μm) | |||
Z3 −3 | 0.072 ± 0.056 (0.001,0.275) | 0.063 ± 0.045 (0.004,0.211) | 0.342 |
Z3 −1 | 0.116 ± 0.077 (0.027,0.304) | 0.163 ± 0.093 (0.026,0.400) | 0.036 |
Z3 1 | 0.084 ± 0.060 (0.001,0.084) | 0.090 ± 0.068 (0.002,0.250) | 0.883 |
Z3 3 | 0.065 ± 0.055 (0.001,0.225) | 0.048 ± 0.036 (0.004,0.148) | 0.399 |
Z4 0 | 0.068 ± 0.053 (0.002,0.225) | 0.089 ± 0.048 (0.008,0.190) | 0.061 |
Total HOA | 0.245 ± 0.094 (0.131,0.559) | 0.267 ± 0.073 (0.130,0.439) | 0.168 |