Alterations in Parafoveal and Optic Disc Vessel Densities in Patients with Obstructive Sleep Apnea Syndrome
Table 5
Comparison of the age- and sex-corrected FAZ and superficial and deep VDs of OSAS groups with healthy controls using generalized estimating equation models.
Control (n = 27, 54 eyes)
Mild OSAS (n = 27, 54 eyes)
Moderate OSAS (n = 24, 48 eyes)
Severe OSAS (n = 26, 52 eyes)
OCT-A-FAZ
0.29 ± 0.12
0.32 ± 0.09 0.028 −0.024/0.081 (0.292)
0.38 ± 0.16 0.0.85 −0.004/0.174 (0.061)
0.40 ± 0.09 0.101 0.042/0.160 (0.001)
Superficial VD
44.13 ± 2.95
41.12 ± 3.15 −1.012 −2.412/0.388 (0.157)
40.32 ± 4.11 −1.807 −3.873/0.259 (0.086)
39.95 ± 3.52 −2.170 −3.729/−0.611 (0.006)
Deep VD
37.33 ± 4.38
33.49 ± 5.02 −3.843 −6.121/−1.566 (0.001)
31.42 ± 6.48 −5.905 −8.736/−3.074 (0.001)
30.19 ± 5.63 −7.140 −10.185/−4.095 (0.001)
FAZ: foveal avascular zone; VD: vessel density. values of comparisons between control group are represented within parentheses.