| 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 |