Table 4.

Mean ratio of each parameter in involved eyes with central vein occlusion to their control average

	Total case		Non Ischemic CRVO		Ischemic CRVO
	Mean ± SD	Median (IQR)	Mean ± SD	Median (IQR)	Mean ± SD	Median (IQR)
Flow in superficial capillary network in 3 × 3 mm image	0.8 ± 0.18	0.82 (0.69–0.94)	0.88 ± 0.13	0.93 (0.8–0.96)	0.7 ± 0.18	0.74 (0.65–0.81)
Flow in deep capillary network in 3 × 3 mm image	0.68 ± 0.26	0.75 (0.57–0.87)	0.75 ± 0.21	0.84 (0.65–0.9)	0.57 ± 0.29	0.67 (0.36–0.85)
Flow in choriocapillaris in 3 × 3 mm image	0.59 ± 0.27	0.5 (0.39–0.89)	0.72 ± 0.26	0.8 (0.52–0.94)	0.4 ± 0.17	0.45 (0.32–0.49)
Whole vascular density of superficial capillary network	0.86 ± 0.07	0.86 (0.82–0.91)	0.88 ± 0.08	0.9 (0.83–0.91)	0.84 ± 0.04	0.84 (0.82–0.86)
Foveal vascular density of superficial capillary network	1.21 ± 0.32	1.14 (0.98–1.42)	1.1 ± 0.27	1.02 (0.97–1.23)	1.35 ± 0.35	1.28 (1.14–1.53)
Parafoveal vascular density of superficial capillary network	0.85 ± 0.08	0.84 (0.8–0.91)	0.87 ± 0.09	0.9 (0.82–0.93)	0.81 ± 0.04	0.81 (0.8–0.84)
Parafoveal vascular density of superficial capillary network in temporal area	0.83 ± 0.09	0.85 (0.76–0.9)	0.86 ± 0.11	0.89 (0.82–0.91)	0.79 ± 0.06	0.78 (0.74–0.83)
Parafoveal vascular density of superficial capillary network in superior area	0.84 ± 0.09	0.84 (0.79–0.92)	0.87 ± 0.09	0.9 (0.8–0.95)	0.8 ± 0.06	0.81 (0.75–0.83)
Parafoveal vascular density of superficial capillary network in nasal	0.89 ± 0.07	0.89 (0.83–0.94)	0.89 ± 0.07	0.9 (0.86–0.95)	0.88 ± 0.08	0.87 (0.81–0.91)
Parafoveal vascular density of superficial capillary network in inferior part	0.84 ± 0.11	0.83 (0.76–0.9)	0.86 ± 0.13	0.88 (0.81–0.93)	0.8 ± 0.08	0.79 (0.74–0.81)
Whole vascular density of deep capillary network	0.82 ± 0.07	0.82 (0.77–0.87)	0.85 ± 0.07	0.86 (0.82–0.89)	0.78 ± 0.06	0.79 (0.72–0.81)
Foveal vascular density of deep capillary network	1.18 ± 0.43	1.1 (0.86–1.44)	1.05 ± 0.37	0.99 (0.86–1.11)	1.34 ± 0.47	1.3 (1.12–1.76)
Parafoveal vascular density of deep capillary network	0.81 ± 0.08	0.83 (0.76–0.86)	0.84 ± 0.07	0.84 (0.81–0.88)	0.77 ± 0.07	0.79 (0.7–0.82)
Parafoveal vascular density of deep capillary network in temporal part	0.79 ± 0.1	0.8 (0.74–0.87)	0.81 ± 0.11	0.83 (0.75–0.89)	0.77 ± 0.09	0.78 (0.69–0.84)
Parafoveal vascular density of deep capillary network in superior part	0.8 ± 0.11	0.82 (0.72–0.87)	0.84 ± 0.1	0.85 (0.82–0.92)	0.73 ± 0.08	0.74 (0.69–0.77)
Parafoveal vascular density of deep capillary network in nasal part	0.86 ± 0.1	0.86 (0.8–0.95)	0.89 ± 0.07	0.88 (0.84–0.95)	0.83 ± 0.13	0.82 (0.77–0.91)
Parafoveal vascular density of deep capillary network in inferior part	0.77 ± 0.13	0.8 (0.67–0.86)	0.81 ± 0.13	0.84 (0.76–0.92)	0.72 ± 0.1	0.73 (0.67–0.78)
Flow in superficial capillary network in 8 × 8 mm image	0.86 ± 0.14	0.87 (0.8–0.98)	0.93 ± 0.08	0.9 (0.86–0.99)	0.77 ± 0.16	0.77 (0.71–0.9)
Flow in deep capillary network in 8 × 8 mm image	0.62 ± 0.25	0.64 (0.48–0.76)	0.73 ± 0.17	0.66 (0.6–0.87)	0.47 ± 0.26	0.47 (0.23–0.71)
Flow in choriocapillaris in 8 × 8 mm image	0.63 ± 0.28	0.61 (0.5–0.88)	0.79 ± 0.22	0.87 (0.66–0.95)	0.42 ± 0.22	0.5 (0.23–0.52)

SD standard deviation; CRVO central retinal vein occlusion, Mean represents the mean ratio of each eye compared to the average of control group