Conbercept combined with laser photocoagulation in the treatment of diabetic macular edema and its influence on intraocular cytokines

Table 2 Comparison of best-corrected visual acuity before and after treatment

Group	Number of cases	BCVA
		Prior treatment	One month of treatment	Three months of treatment	Treatment for 6 mo
Control group	65	0.07 ± 0.02	0.22 ± 0.081	0.30 ± 0.161,2	0.49 ± 0.201,2,3
Observation group	65	0.07 ± 0.02	0.21 ± 0.061	0.44 ± 0.161,2	0.62 ± 0.221,2,3
t value		1.224	-5.221	-6.804	-4.439
P value		0.223	< 0.001	< 0.001	< 0.001

¹Indicates the intra-group comparison with that before treatment, P < 0.05.

²Indicates that compared with 1 mo after treatment, P < 0.05.

³Indicates ^aP < 0.05, in the group compared with 3 mo of treatment.

BCVA: Best-corrected visual acuity.