OCTA Parameters | Healthy | Uninvolved eyes | NAION eyes | P Value |
---|---|---|---|---|
(n = 27) | (n = 30) | (n = 37) | ||
SVD (%) | ||||
Whole | 54.50 ± 1.34 | 50.55 ± 3.27 | 44.31 ± 5.35 | p < 0.001*,†,‡,§ |
Fovea | 29.57 ± 1.68 | 25.40 ± 5.76 | 23.28 ± 5.08 | p < 0.001*,†,‡ |
Parafovea | 56.57 ± 1.18 | 54.37 ± 3.13 | 48.76 ± 5.17 | p < 0.001*,†,‡,§ |
Superior-Hemi | 56.37 ± 1.72 | 53.98 ± 3.55 | 48.72 ± 5.50 | p < 0.001*,†,‡,§ |
Inferior -Hemi | 56.73 ± 1.51 | 54.74 ± 3.20 | 49.05 ± 5.07 | p < 0.001*,†,‡,§ |
DVD (%) | ||||
Whole | 60.35 ± 1.12 | 60.08 ± 1.77 | 57.12 ± 2.48 | p < 0.001*,‡,§ |
Fovea | 31.49 ± 2.21 | 30.36 ± 3.67 | 26.73 ± 2.70 | p < 0.001*,‡,§ |
Parafovea | 62.08 ± 1.25 | 59.09 ± 1.97 | 54.36 ± 3.36 | p < 0.001*,†,‡,§ |
Superior-Hemi | 61.82 ± 1.94 | 59.05 ± 2.23 | 54.87 ± 3.97 | p < 0.001*,†,‡,§ |
Inferior -Hemi | 60.75 ± 2.23 | 59.13 ± 1.97 | 53.95 ± 3.80 | p < 0.001*,†,‡,§ |
CVD (%) | ||||
Whole | 64.12 ± 0.95 | 63.94 ± 1.49 | 63.33 ± 1.27 | p = 0.035*,‡ |
Fovea | 59.39 ± 1.94 | 58.78 ± 2.90 | 59.07 ± 4.09 | p = 0.775* |
Parafovea | 64.97 ± 1.34 | 65.68 ± 1.50 | 63.21 ± 2.26 | p < 0.001*,‡,§ |
Superior-Hemi | 66.13 ± 1.65 | 65.64 ± 1.76 | 62.90 ± 2.34 | p < 0.001*,‡,§ |
Inferior -Hemi | 65.56 ± 1.49 | 65.73 ± 1.59 | 63.15 ± 1.80 | p < 0.001*,‡,§ |
Parafovea SRT (um) | 111.89 ± 11.86 | 111.47 ± 12.14 | 96.43 ± 14.40 | p < 0.001*,‡,§ |
Parafovea DRT (um) | 193.04 ± 9.37 | 191.67 ± 12.31 | 183.32 ± 11.86 | p = 0.001*,‡,§ |