VEGFA and vitreous hemorrhage: After univariate linear regression analysis, glucose, HbA1c, VEGF, previous PRP, baseline BCVA, gas injection, vitreous haemorrhage, iris rubeosis, and glaucoma were found to be statistically significant parameters associated with postoperative visual outcome (p=0.004, <0.001, <0.001, <0.001, <0.001, 0.001, 0.015, 0.001 and 0.025, respectively) (Table 3).