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

Table 5

Comparisons of variations of NPDR severity between two groups after treatment.

	T group (n = 71)	C group (n = 75)
Improved	18 (25.4%)	7 (9.3%)	0.01^∗
Maintained	50 (70.4%)	54 (72.0%)	0.83
Aggravated	3 (4.2%)	14 (18.7%)	0.007^∗

T: treatment; C: control; ^∗.