Table 1 Relationship between factors before surgery for Re-RD and the final BCVA
Variables |  | Eyes (n, %)/ mean ± SD | BCVA(LogMAR) (mean ± SD) | P value# |
|---|---|---|---|---|
Sex | Men | 12 (60%) | 0.7 ± 0.5 | 0.668 |
Women | 8 (40%) | 1.0 ± 0.9 | ||
Laterality | Right | 13 (65%) | 0.8 ± 0.8 | 0.841 |
Left | 7 (35%) | 0.7 ± 0.5 | ||
Lens statusa | 1 | 12 (60%) | 1.0 ± 0.7 | 0.019 |
2 | 8 (40%) | 0.4 ± 0.3 | ||
Number of past retinal surgery | 1 | 5 (75%) | 0.3 ± 0.3 | 0.027 |
 ≥ 2 | 15 (75%) | 0.9 ± 0.7 | ||
Previous tamponade | SO | 13 (65%) | 0.8 ± 0.4 | 0.109 |
Gas | 7 (35%) | 0.8 ± 1.0 | ||
Macular detachment | Yes | 14 (70%) | 0.8 ± 0.8 | 0.739 |
No | 6 (30%) | 0.6 ± 0.4 | ||
Inferior quadrant detachment | Yes | 19 (95%) | 0.7 ± 0.7 | 0.188 |
No | 1 (5%) | 1.3 | ||
Quadrants of detachment | 1 | 5 (25%) | 0.7 ± 0.5 | 0.825 |
 ≥ 2 | 15 (75%) | 0.8 ± 0.7 | ||
PVR grading | A + B | 12 (60%) | 0.6 ± 0.4 | 0.138 |
C + D | 8 (40%) | 1.1 ± 0.9 | ||
Number of retinal breaks | 1 | 16 (80%) | 0.9 ± 0.7 | 0.05 |
 ≥ 2 | 4 (20%) | 0.3 ± 0.3 | ||
Age (years) | 47 ± 14 |  | 0.192 | |
Duration of symptoms (days) | 10 ± 10 |  | 0.172 | |
Interval between Re-RD and last attachment surgery (days) | 114 ± 202 |  | 0.498 | |
Axial length (mm) | 26.02 ± 2.19 |  | 0.005(r = -0.6) | |
Preoperative IOP (mmHg) | 13.1 ± 3.4 |  | 0.698 | |
Preoperative BCVA (LogMAR) | 1.2 ± 0.6 |  | 0.007(r = 0.587) | |