Variable | NAION (n=28) | Controls (n=38) | p Value |
---|---|---|---|
Age (years) | 65.3±10.9 (43–87) | 64.4±7.9 (52–81) | 0.704 |
Gender (male/female) | 17/11 | 17/21 | 0.223 |
BCVA (LogMAR) | 0.39±0.42 (0–2) | 0.03±0.05 (0–0.20) | 0.000 |
IOP (mm Hg) | 14.36±0.99 (14–19) | 15.04±2.75 (8–21) | 0.178 |
Axial length (mm) | 22.91±0.74 (21.99–24.98) | 23.14±0.67 (21.66–24.58) | 0.285 |
Refractive error (dioptres) | −0.02±2.47 (−10.62 to +4.00) | +1.07±1.29 (−2.37 to +4.00) | 0.034 |
Hypertension (yes/no) | 16/12 | 18/20 | 0.465 |
Diabetes (type I/type II/no diabetes) | 1/6/21 | 0/3/35 | 0.130 |
Dyslipidemia (yes/no) | 16/12 | 16/22 | 0.319 |
Smoking (yes/no) | 6/22 | 6/32 | 0.748 |
OSAS (yes/no) | 3/25 | 3/35 | 0.680 |
Data are presented as mean±SD (minimum and maximum values). A value of p<0.05 was considered statistically significant.
BCVA, best-corrected visual acuity; IOP, intraocular pressure; LogMAR, logarithm of the minimum angle of resolution; NAION, non-arteritic ischaemic optic neuropathy; OSAS, obstructive sleep apnoea syndrome.