Skip to main content

Table 2 Summary statistics (mean ± standard deviation) preoperatively (n = 23), six months postoperatively and results of comparative analysis of higher-order aberrations across a 6 mm pupil

From: Induced Higher-order aberrations after Laser In Situ Keratomileusis (LASIK) Performed with Wavefront-Guided IntraLase Femtosecond Laser in moderate to high Astigmatism

Measured outcome Coma Trefoil Spherical Aberration Secondary Astigmatism HOA root- mean-square
Preoperative 0.22 ± 0.11 0.11 ± 0.07 0.18 ± 0.07 0.04 ± 0.03 0.47 ± 0.11
Postoperative 0.31 ± 0.18 0.16 ± 0.10 0.33 ± 0.19 0.21 ± 0.09 0.77 ± 0.27
p-value 0.07 0.047 0.004 <0.0001 <0.0001