The Study of Short-Term Plastic Visual Perceptual Training Based on Virtual and Augmented Reality Technology in Amblyopia

Table 2

Comparison visual function between pre- and post-training.

	VR group			AR group
	Pre-T	Post-T	P value	Pre-T	Post-T	P value
BCVA	0.44 ± 0.17	0.50 ± 0.21	< 0.001	0.43 ± 0.17	0.51 ± 0.21	< 0.001
Fine stereopsis	545.9 ± 437.3	500.0 ± 437.8	0.018	507.5 ± 424.7	471.6 ± 417.4	0.029
CSF (3, Log)	1.9 ± 0.3	2.0 ± 0.3	0.115	1.9 ± 0.4	2.0 ± 0.3	0.038
CSF (6, Log)	2.0 ± 0.4	2.1 ± 0.4	0.107	2.0 ± 0.5	2.1 ± 0.4	0.002
CSF (12, Log)	1.3 ± 0.5	1.4 ± 0.5	0.008	1.3 ± 0.5	1.4 ± 0.5	0.006
CSF (18, Log)	0.4 ± 0.3	0.5 ± 0.4	0.073	0.4 ± 0.4	0.6 ± 0.4	< 0.001

Values are means ± standard deviations for all subjects in each group. Pre-T: pre-training; post-T: post-training; CFS : contrast sensitivity function, bold P value represents <0.05. P value for the comparisons between VR and AR group by two-tailed paired samples t test.