Comparison of widefield swept-source optical coherence tomography angiography with ultra-widefield fluorescein angiography for the evaluation of lesions in retinal vein occlusion

Table 2 Detection of RVO lesions on SS-OCTA versus UWF-FA

Lesions	SS-OCTA	UWF-FA	P-value
FAZ area, mm², median (IQR)	0.373 (0.277–0.48)	0.370 (0.277, 0.48)	0.818
FAZ perimeter, mm, median (IQR)	2.480 (2.011–2.998)	2.330 (2.027, 2.807)	0.536
NPA, mm², mean (± SD)	89.977 (78.805)	87.944 (77.444)	0.037*
MA, n, median (IQR)	7 (0, 19)	12 (0, 23)	< 0.001**
Capillary changes, n, mean (± SD)	11 (9)	6 (7)	< 0.001**
Collateral vessel, n, median (IQR)	4 (0, 6)	0 (0, 0)	< 0.001**

RVO retinal venous occlusion, SS-OCTA swept-source optical coherence tomography, UWF-FA ultra-widefield fluorescein angiography, FAZ foveal avascular zone, NPA nonperfusion area, MA microaneurysm, IQR interquartile range, SD standard deviation

ISSN: 1471-2415