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Table 1 Repeatability of measurements of ocular surface vessel density

From: Repeatability of ocular surface vessel density measurements with optical coherence tomography angiography

 

Image quality score (mean ± SD)

Signal strength index (mean ± SD)

ICCs

0.95% Confidence interval of ICCs

CV (%)

Vessel density (mean ± SD)

Normal eyes (nasal)

8.24 ± 1.61

81.58 ± 13.55

0.902

0.712–0.973

3.72 ± 0.93

51.88 ± 4.10

Normal eyes (temporal)

7.91 ± 1.62

85.15 ± 16.49

0.976

0.930–0.994

3.31 ± 0.56

51.13 ± 6.67

pinguecula eyes (nasal)

7.61 ± 1.61

83.74 ± 10.36

0.972

0.919–0.993

2.58 ± 0.57

50.35 ± 4.81

pinguecula eyes (temporal)

8.44 ± 1.61

86.64 ± 11.24

0.970

0.913–0.992

3.72 ± 0.55

49.40 ± 6.41

pterygium eyes (nasal)

8.59 ± 1.12

76.65 ± 12.83

0.931

0.798–0.981

2.41 ± 0.49

64.08 ± 3.78

pterygium eyes (temporal)

7.63 ± 1.67

83.57 ± 15.60

0.978

0.937–0.994

3.07 ± 0.36

52.22 ± 5.75