Quantitative Wide-Field Swept-Source Optical Coherence Tomography Angiography and Visual Outcomes in RAO

Figures & data

Figure 1 (A) The 6mm × 6mm Angio en face OCT-A image centered on fovea. (B) The 15mm × 15mm Montage en face OCT-A whole retina image.

Figure 2 The 6mm × 6mm OCT-A image of a BRAO patient is divided into 9 ETDRS subfields. (A) Superficial vessel heat map. (B) Deep vessel heat map. (C) Macular thickness map. (D) Choroidal thickness map.

Table 1 Patient Demographic Information

Patient #	Age	Gender	Diagnosis	Time of RAO	Stroke	BCVA (LogMAR)
1	50	M	BRAO	Aug-2018	No	0.5
2	69	M	CRAO	Aug-2018	No	0.2
3	63	M	BRAO	Nov-2015	No	0
4	70	M	CRAO	Feb-2018	Yes	0.5
5	51	M	BRAO	Aug-2018	No	0.5
6	47	M	CRAO	Apr-2018	No	0
7	57	M	BRAO	May-2019	No	0.5
8	62	M	BRAO	Jul-2015	No	0
9	84	M	BRAO	Dec-2015	No	0
10	57	M	CRAO	Oct-2013	No	0
11	72	M	BRAO	Jun-2019	No	0.5
12	82	M	BRAO	May-2016	No	0
13	50	M	CRAO	Feb-2018	Yes	−0.1
14	42	M	CRAO	Mar-2019	No	0
15	43	F	CRAO	Aug-2019	No	0.2
16	60	M	BRAO	Aug-2019	No	−0.1
17	57	M	CARO	May-2016	No	0
18	56	F	CRAO	Jun-2017	No	0
19	44	F	BRAO	Jan-2019	No	0.1
20	61	F	BRAO	Sep-2018	No	0.6
21	61	M	CRAO	Jun-2014	No	0.8
22	66	F	CRAO	Dec-2017	No	0.4
23	67	F	CRAO	Mar-2017	No	0.4
24	76	F	CRAO	Feb-2017	No	0.5
25	67	F	CRAO	Dec-2019	No	0

Abbreviations: M, male; F, female; BRAO, branched retinal artery occlusion; CRAO, central retinal artery occlusion.

Table 2 Correlation Between Retinal Thickness, SCP VD, DCP VD, Choroidal Thickness, Choroidal Volume vs Vision in RAO Eyes and Contralateral Eyes

		RAO Eye		Contralateral Eye
		Pearson’s r	P value	Pearson’s r	P value
Retinal Thickness vs Vision	Central Subfield	−0.55	0.005	−0.17	0.50
	Inner Ring	−0.76	<0.001	0.23	0.38
	Outer Ring	−0.68	<0.001	0.046	0.86
	Entire Image	−0.73	<0.001	0.19	0.47
SCP VD vs Vision	Central Subfield	−0.43	0.040	−0.31	0.26
	Inner Ring	−0.51	0.013	0.28	0.31
	Outer Ring	−0.44	0.033	0.34	0.21
	Entire Image	−0.47	0.025	0.35	0.20
DCP VD vs Vision	Central Subfield	−0.28	0.20	−0.38	0.16
	Inner Ring	−0.44	0.03	0.41	0.13
	Outer Ring	−0.27	0.21	0.40	0.14
	Entire Image	−0.33	0.12	0.41	0.13
Choroidal Thickness vs Vision	Central Subfield	0.24	0.29	−0.04	0.89
	Inner Ring	0.27	0.23	−0.07	0.79
	Outer Ring	0.33	0.13	−0.07	0.80
	Entire Image	0.29	0.19	−0.07	0.81
Choroidal Volume vs Vision	Central Subfield	0.24	0.29	0.07	0.81
	Inner Ring	0.27	0.23	0.03	0.91
	Outer Ring	0.32	0.15	−0.001	0.99
	Entire Image	0.31	0.17	0.01	0.97