Mean (SD)

Median (Range)

Preoperative

3-month postoperative

p-value

Total RMS (µm)

4.43 (1.42)

4.49 (1.63 to 8.22)

0.70 (0.59)

0.54 (0.16 to 4.20)

<0.001

HOA RMS (µm)

0.20 (0.06)

0.19 (0.09 to 0.44)

0.23 (0.10)

0.21 (0.06 to 0.67)

0.050

Primary coma RMS (µm)

0.10 (0.06)

0.09 (0.01 to 0.28)

0.15 (0.11)

0.12 (0.01 to 0.64)

<0.001

Spherical aberration (µm)

−0.05 (0.11)

−0.06 (−0.21 to 0.89)

0.03 (0.08)

0.03 (−0.21 to 0.26)

<0.001