Correlation between Optic Nerve Parameters Obtained Using 3D Nonmydriatic Retinal Camera and Optical Coherence Tomography: Interobserver Agreement on the Disc Damage Likelihood Scale
Table 3
Correlations between the DDLS and stereometric parameters obtained using 3D optic disc photography.
C/D ratio
Vertical
0.733
<0.001
Horizontal
0.794
<0.001
Visual field
MD
−0.561
<0.001
CPSD
0.498
<0.001
Parameters obtained using 3D optic disc photography
Vertical C/D ratio
0.623
<0.001
Superior rim width
−0.548
<0.001
Inferior rim width
−0.433
<0.001
Cup area
0.526
<0.001
Disc area
0.107
0.289
Rim area
−0.419
<0.001
C/D area ratio
0.618
<0.001
Rim disc area ratio
−0.618
<0.001
Cup volume
0.384
<0.001
Disc volume
0.049
0.629
Rim volume
−0.410
<0.001
Mean cup depth
0.041
0.682
Max cup depth
0.075
0.458
Height variation
−0.171
0.089
Parameters acquired using OCT RNFL and optic nerve head analyses
Rim area
−0.748
<0.001
Disc area
0.087
0.389
Average C/D ratio
0.706
<0.001
Vertical C/D ratio
0.739
<0.001
Cup volume
0.541
<0.001
Average RNFL thickness
−0.701
<0.001
MD: mean deviation. CPSD: corrected pattern standard deviation. C/D ratio: cup/disc ratio. OCT: optical coherence tomography.
*Correlations were evaluated using Pearson’s correlation coefficient.
