Association of Paracentral Acute Middle Maculopathy with Visual Prognosis in Retinal Artery Occlusion: A Retrospective Cohort Study

Table 2

Demographic and clinical characteristics of patients with retinal artery occlusion.

Clinical features	All (n = 88)	PAMM (n = 52)	No-PAMM (n = 36)
Age, year, mean ± SD	55.7 ± 16.4	53.7 ± 17.5	58.6 ± 14.5	0.174^a
Gender, male, n (%)	6 2 (70%)	38 (73%)	24 (66.7%)	0.510^b
Duration of symptoms (h), median (IQR)	29 (17–144)	26 (11–168)	32 (24–120)	0.915^c
Comorbidities, n (%)	51 (58%)	28 (53.8%)	23 (63.9%)	0.348^b
LogMAR best-corrected visual acuity, range		0–2.5	0.1–2.5
LogMAR best-corrected visual acuity, median (IQR)		1.35 (0.725–2)	2.15 (1.47–2.3)	0.002^c

^aIndependent sample t-test; ^bchi-square test; ^cMann–Whitney U test. PAMM, paracentral acute middle maculopathy; IQR, interquartile range; BCVA, best-corrected visual acuity.