Group 1

Group 2

Group 3

P value*

Preop. BCVA,

average (decimal) ± SD

0.14 ± 0.11

0.12 ± 0.13

0.13 ± 0.13

0.827

Postop. BCVA,

average (decimal) ± SD

0.74 ± 0.20a

0.54 ± 0.20b

0.39 ± 0.18c

<0.001

Difference

Preop.-Postop. BCVA

average (decimal) ± SD

0.60 ± 0.34a

0.42 ± 0.27b

0.26 ± 0.20c

<0.001