Individualized Corneal Patching for Treatment of Corneal Trauma Combined with Tissue Defects

Table 2

The difference in visual acuity (log MAR) before and after surgery.

Data	Mean	SD	N	t	value^a	95% CI
Difference of UCVA	0.66	0.52	15	4.932	0.0002	0.37–0.95
Difference of BCVA	0.67	0.57	15	4.581	0.0004	0.38–0.99

UCVA: uncorrected visual acuity, BCVA: best corrected visual acuity, SD: standard deviation, N: number of eyes, CI: confidence interval. ^aPaired t-test.