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Table 1 Vessel densities, FAZ area, AI of FAZ, and retinal thickness of RAO eyes compared with those of fellow eyes and normal control eyes

From: Optical coherence tomography angiography characteristics of acute retinal arterial occlusion

  RAO eyes (n = 19) Fellow eyes (n = 19) NC eyes (n = 38) P1 P2 P3
VD in SCP 37.26 ± 5.85 41.98 ± 5.44 45.37 ± 6.28 < 0.001 < 0.001 0.044
VD in DCP 40.54 ± 4.96 45.88 ± 5.09 46.66 ± 5.51 0.0011 < 0.001 0.34
FAZ 0.38 ± 0.16 0.360 ± 0.13 0.36 ± 0.08 0.52 0.60 0.99
AI 1.17 ± 0.045 1.14 ± 0.04 1.15 ± 0.04 0.015 0.0259 0.61
VD in FD-300 42.58 ± 5.04 48.46 ± 3.27 50.20 ± 4.44 < 0.001 < 0.001 0.11
CMT 287.61 ± 55.48 249.42 ± 19.07 244.75 ± 17.78 0.0093 < 0.001 0.20
Parafoveal thickness 373 ± 51.12 317.68 ± 21.57 317.55 ± 21.38 < 0.001 < 0.001 0.62
Overall thickness 359.47 ± 43.91 307.63 ± 19.75 309.33 ± 20.68 < 0.001 < 0.001 0.88
  1. VD: vessel density. A P value < 0.05 is considered statistical significance and are shown in boldface
  2. P1: comparisons of RAO eyes vs fellow eyes (paired student’s t test)
  3. P2: comparisons of RAO eyes vs NC eyes (unpaired student’s t test)
  4. P3: comparisons of fellow eyes vs NC eyes (unpaired student’s t test)