Therapeutic Effect of Abelmoschus manihot on Type 2 Diabetic Nonproliferative Retinopathy and the Involvement of VEGF

Table 8

Comparisons of serum VEGF levels between two groups before and after treatment.

	T group		C group
	Before (n = 40)	After (n = 38)	Before (n = 40)	After (n = 39)
VEGF (ng/ml)	0.21 (0.14, 0.58)	0.16 (0.10, 0.23)	0.21 (0.13, 0.66)	0.23 (0.12, 0.64)	1.00	0.02^∗

T: treatment; C: control; P₁: T group vs C group before treatment; P₂: T group vs C group after treatment, ^∗.