Table 1.

Correlation between clinical characteristics and four-year visual outcome in age-related macular degeneration patients treated with aflibercept.

	Correlation coefficient	P Value
General parameters
Age	0.18	0.14
Sex	0.018	0.88
Presence of reticular pseudodrusen	0.23	0.055
Clinical factors at baseline
Central retinal thickness (CRT)	0.10	0.400
Maximum height of the pigment epithelium detachment	0.023	0.850
Choroidal thickness	−0.24	0.038
Presence of EZ	−0.49	1.1 × 10−5
Presence of ELM	−0.41	2.7 × 10−4
Presence of vitreous adhesion	0.19	0.110
Clinical factors at year one
Central retinal thickness (CRT)	−0.28	0.018
Maximum height of the pigment epithelium detachment	0.23	0.053
Choroidal thickness	−0.25	0.033
Presence of EZ	−0.50	6.8 × 10−6
Presence of ELM	−0.47	2.7 × 10−5
Presence of vitreous adhesion	0.27	0.023