[Retracted] Meta-Analysis of Long-Term Efficacy of Proliferative Diabetic Retinopathy Based on Intelligent Medical Treatment

Table 3

Influence of preoperative PDR stage on postoperative visual acuity improvement rate.

	Vision improvement	No vision improvement	In total
Stage IV	14(93.3)	1(6.7)	15(100.0)
Stage V	12(70.6)	5(29.4)	17(100.0)
Stage VI	16(55.2)	13(44.8)	29(100.0)
In total	42(68.9)	19(31.1)	61(100.0)