Efficacy and Safety of Intravitreal Conbercept, Ranibizumab, and Triamcinolone on 23-Gauge Vitrectomy for Patients with Proliferative Diabetic Retinopathy

Table 2

Baseline complexity surgery score of DR patients.

Surgery	IVC		IVR		IVTA
	Cases	Complexity surgery	Cases	Complexity surgery	Cases	Complexity
	()	Score	()	Score	()	Score
VH
Absent (0)	11	0	10	0	11	0
Mild (+1)	2	2	3	3	2	2
Moderate (+2)	5	10	4	8	5	10
Severe (+3)	2	6	2	6	1	3
Amount of previous
Retinal photocoagulation
Complete PRP (0)	1	0	0	0	0	0
Incomplete PRP (+1)	2	2	1	1	2	2
Focal (+2)	1	2	1	2	0	0
None (+3)	16	48	17			1
Configuration of retinal detachment
Absent (0)	13	0	12	0	13	0
Hammock (+1)	4	4	3	3	2	2
Central diffuse (+2)	3	6	4	8	4	8
Table-top (+3)	0	0	0	0	0	0
Total complexity surgery score	20	80	19	82	19	78
Means (SD)		4.00 ± 13.38		4.32 ± 14.23		4.11 ± 14.39
P		0.67 (IVC versus IVTA)		0.39 (IVR versus IVTA)