Table 3 Correlation of “PVR grade” with Initial BCVA, final BCVA, and extent of Retinectomy
From: Large inferior retinectomies for proliferative vitreoretinopathy in silicone oil-filled eyes
Z | Mean | Median | SD | N | CI | p-value |
|---|---|---|---|---|---|---|
Initial BCVA | ||||||
C1 | 2.09 | 2.25 | 0.52 | 8 | 0.36 | 0.742 |
C2 | 2.30 | 2.25 | 0.24 | 6 | 0.20 | |
C3 | 2.18 | 2.10 | 0.15 | 4 | 0.15 | |
Final BCVA | ||||||
C1 | 1.35 | 1.30 | 0.53 | 8 | 0.37 | 0.319 |
C2 | 1.67 | 1.30 | 0.57 | 6 | 0.45 | |
C3 | 1.20 | 1.00 | 0.66 | 4 | 0.65 | |
Extent of retinectomy | ||||||
C1 | 196.3 | 180.0 | 46.9 | 8 | 32.5 | 0.182 |
C2 | 153.3 | 160.0 | 27.3 | 6 | 21.9 | |
C3 | 165.0 | 180.0 | 30.0 | 4 | 29.4 | |