Skip to main content

Table 2 The repeatability of choroidal thickness, vascular density, and flow voids of the choriocapillaris measurements

From: Choroidal thickness and choriocapillaris vascular density in myopic anisometropia

Parameters Average measurement of examiner 1 (mean ± SD) Average measurement of examiner 2 (mean ± SD) ICC COR
Choroidal thickness (μm)
 Center 235.59 ± 45.22 228.09 ± 48.02 0.97 23.52
 Superior 245.59 ± 45.35 243.54 ± 48.27 0.93 34.50
 Inferior 240.90 ± 47.32 235.48 ± 48.58 0.95 30.97
 Nasal 203.28 ± 42.73 201.04 ± 46.80 0.97 22.74
 Temporal 241.88 ± 46.75 243.65 ± 49.81 0.92 38.02
Vascular density (%)
 C0–0.6 72.41 ± 10.90 72.52 ± 10.93 0.98 4.78
 S0.6–2.5 63.20 ± 7.83 63.29 ± 7.14 0.94 5.12
 I0.6–2.5 64.30 ± 7.25 64.38 ± 6.50 0.93 5.19
 N0.6–2.5 65.28 ± 7.29 65.42 ± 6.45 0.93 5.08
 T0.6–2.5 64.41 ± 7.36 64.41 ± 6.65 0.93 5.17
Flow void (%)
 C0–0.6 10.72 ± 2.10 10.67 ± 1.90 0.98 0.74
 S0.6–2.5 20.92 ± 1.75 20.84 ± 1.78 0.99 0.51
 I0.6–2.5 19.74 ± 0.74 19.77 ± 0.69 0.99 0.20
 N0.6–2.5 19.02 ± 1.54 19.04 ± 1.60 0.98 0.55
 T0.6–2.5 20.17 ± 1.90 20.29 ± 2.00 0.98 0.71
  1. C0–0.6, represents the central foveal area (0–0.6 mm). N0.6–2.5, T0.6–2.5, I0.6–2.5, and S0.6–2.5 represent the 0.6–2.5 mm region in nasal, temporal, inferior, and superior, respectively
  2. ICC intraclass correlation coefficient; COR coefficient of repeatability