The efficacy and safety of intravitreal injection of Ranibizumab as pre-treatment for vitrectomy in proliferative diabetic retinopathy with vitreous hemorrhage

Table 6 Correlations of aqueous humor and plasma VEGF and CTGF concentrations in PDR patients with vitreous hemorrhage

Correlation	r	P value
Group B
Aqueous humor VEGF – plasma VEGF	0.174	0.52
Aqueous humor CTGF – plasma CTGF	0.049	0.858
Group C
Aqueous humor VEGF – plasma VEGF	-0.218	0.418
Aqueous humor CTGF – plasma CTGF	-0.156	0.564

ISSN: 1471-2415