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Table 3 Frequencies of surgical risk factors that influence the result of trabeculectomy with MMC for NVG

From: Hyphema is a risk factor for failure of trabeculectomy in neovascular glaucoma: a retrospective analysis

Variable: Success group (35 eyes) Number of eyes (Percentage of eyes) Failure group (14 eyes) Number of eyes (Percentage of eyes) p-value (Chi-square test)
Gender (Male) 20 9 0.65
(57.1%) (64.3%)
Age (50<) 9 5 0.49
(25.7%) (35.7%)
History of previous PRP 30 12 1.00
(85.7%) (85.7%)
History of cataract surgery 29 10 0.37
(82.9%) (71.4%)
History of vitrectomy 23 7 0.31
(65.7%) (50.0%)
Concurrent vitrectomy 18 7 0.93
(51.4%) (50.0%)
Preoperative IVB 16 5 0.52
(45.7%) (35.7%)
NVG in the fellow eye 9 4 0.84
(25.7%) (28.6%)
Postoperative hyphema 5 6 0.03
(14.3%) (42.9%)
Postoperative choroidal detachment 4 1 0.65
(11.4%) (7.1%)
Postoperative formation of fibrin 2 2 0.32
(5.7%) (14.3%)