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

Table 4

Comparisons of NPDR severity between two groups before and after treatment.

	T group		C group
	Before (n = 75)	After (n = 71)	Before (n = 77)	After (n = 75)
Mild	31 (41.3%)	42 (59.2%)	31 (40.2%)	27 (36.0%)	0.69	0.008^∗
Moderate	31 (41.3%)	25 (35.2%)	36 (46.8%)	35 (46.7%)
Severe	13 (17.4%)	4 (5.6%)	10 (13.0%)	13 (17.3%)

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