Table 5.

Comparison of pre-treatment and final BCVA among four groups (Median, M(P25,P75), LogMAR)

Items	A1 Group (n = 15)	A2 Group (n = 14)	t/Z	P₁*	B1 Group (n = 12)	B2 Group (n = 12)	/Z	Pz*
Pre-treatment visual acuity	2.0(0.5,2.4)	2.0(0.8,2.1)	-0.403	0.687	2.0(1.1,2.4)	2.4(2.0,2.4)	-1.148	0.251
Pre-treatment BCVA	2.0(0.5,2.4)	2.0(0.8,2.1)	-0.403	0.687	2.0(1.1,2.4)	2.4(2.0,2.4)	-1.148	0.251
Final BCVA	0.7(0.3,1.6)	1.1(0.8,1.7)	-0.810	0.425	1.0(0.7,1.4)	1.0(0.7,1.9)	-0.131	0.897

*P¹, P₂: Statistical results comparing pre-treatment visual acuity, pre-treatment BCVA, and final BCVA between A1 vs. A2 groups and B1 vs. B2 groups, respectively