Table 2.

Change of best-corrected visual acuity over the 6-month follow-up period.

Time-point	ETDRS letter scores*	Change from baseline*	P value†
Baseline	0.70 ± 0.08
Day 30/Day 45	0.55 ± 0.06	− 0.15 ± 0.06	< 0.001
Day 180	0.50 ± 0.09	− 0.20 ± 0.07	< 0.001

ETDRS early treatment diabetic retinopathy study.

*Data reported as mean ± standard deviation.

^†p-values are obtained by generalized estimating equation regression models; statistically significant p-values are shown in bold.