| Group 1 | Group 2 | Group 3 | P value |
Age, average (years) ± SD | 70.3 ± 6.2 | 73.7 ± 5.9 | 72.7 ± 6.5 | 0.062a |
Female gender, n (%) | 26 (70.3%) | 24 (66.7%) | 27 (69.2%) | 0.943b |
Preoperative BCVA, average (decimal) ± SD | 0.14 ± 0.11 | 0.12 ± 0.13 | 0.13 ± 0.13 | 0.827a |