Table 2.

Visual acuity and visual field at initial visit by time from onset of visual loss

Visual assessment	Time from onset of visual loss to initial visit
	≤3 months	>3–6 months	>6–12 months
Non-ischemic CRVO
Visual acuity	(n=492 eyes)	(n=70 eyes)	(n=26 eyes)
20/15–20/20	115 (23%)	9 (13%)	6 (23%)
20/25–20/30	86 (18%)	7 (10%)	1 (4%)
20/40–20/60	122 (25%)	18 (26%)	3 (12%)
20/70–20/100	61 (12%)	17 (24%)	7 (27%)
20/200–400	96 (20%)	16 (23%)	6 (23%)
CF or worse	12 (2%)	3 (4%)	3 (12%)
Visual field defect	(n=478 eyes, 14 missing)	(n=69 eyes, 1 missing)	(n=25 eyes, 1 missing)
Minimal	321 (67%)	40 (58%)	18 (72%)
Mild	117 (24%)	19 (28%)	5 (20%)
Moderate	38 (8%)	7 (10%)	2 (8%)
Marked	2 (0.4%)	2 (3%)	0 (0%)
Severe	0 (0%)	1 (1%)	0 (0%)
Ischemic CRVO as first diagnosis
Visual acuity	(n=85 eyes, 3 missing)	(n=13 eyes, 2 missing)	(n=5 eyes, 1 missing)
20/15–20/20	0	0	0
20/25–20/30	0	0	0
20/40–20/60	0	0	0
20/70–20/100	1 (1%)	1 (8%)	0
20/200–400	18 (21%)	2 (15%)	1 (20%)
CF or worse	66 (78%)	10 (77%)	4 (80%)
Visual field defect	(n=80 eyes, 8 missing)	(n=13, 2 missing)	(n=5, 1 missing)
Minimal	0	0	1 (20%)
Mild	6 (8%)	0	0
Moderate	39 (49%)	3 (23%)	0
Marked	32 (40%)	8 (62%)	4 (80%)
Severe	3 (4%)	2 (15%)	0
Ischemic CRVO (converted from non-ischemic CRVO)*
Visual acuity	(n=48 eyes)
20/15–20/20	0
20/25–20/30	0
20/40–20/60	0
20/70–20/100	0
20/200–400	16 (33%)
CF or worse	32 (67%)
Visual field defect	(n=44, 4 missing)
Minimal	0
Mild	10 (23%)
Moderate	20 (45%)
Marked	13 (30%)
Severe	1 (2%)

CF = counting fingers; CRVO=Central retinal Vein Occlusion

^*Visual acuity and field defect at the visit where conversion was recorded

Missing visual field information at the initial visit was due to inability to do visual fields for various logistic reasons.