Full-Thickness Retinochoroidal Incision in the Management of Central Retinal Vein Occlusion
Table 4
Comparison of pre- and postoperative foveal avasculalr zone, pre- and postoperative central macular thickness and age in the improved and non-improved subgroups in the non-ischemic group.
Improved group ()
Non-improved group ()
value
Mean
SD
Median
Mean
SD
Median
Preoperative diameter of FAZ (mm)
1.30
0.17
1.33
Preoperative diameter of FAZ
1.41
0.41
1.21
0.947
Postoperative diameter of FAZ (mm)
0.89
0.19
0.88
Postoperative diameter of FAZ
1.57
0.24
1.47
0.003
Preoperative CMT (μm)
540.0
126.0
535.0
Preoperative CMT (m)
496.8
76.6
502.0
0.549
Postoperative CMT (μm)
285.0
92.4
305.0
Postoperative CMT (m)
265.0
94.6
201.0
0.947
Preoperative BCVA ()
1.06
0.20
1.00
Preoperative BCVA ()
1.50
0.45
1.7
0.052
Postoperative BCVA ()
0.27
0.18
0.30
Postoperative BCVA ()
1.50
0.45
1.7
0.002
Age
56.1
8.4
53
Age
71.4
8.4
70
0.009
FAZ: foveal avasculalr zone, CMT: central macular thickness, BCVA: best corrected visual acuity, : logarithm of minimal angle of resolution. -value by Wilcoxon Signed Ranks Test.