Correlation of GDx VCC and ECC parameters with the superior angle and the inferior angle
| Superior angle | Inferior angle | ||||
| r | Significance | r | Significance | ||
| GDx ECC | NFI | 0.287 | 0.052 | 0.114 | 0.396 |
| TSNIT | −0.066 | 0.779 | −0.038 | 0.859 | |
| TSNIT SD | 0.369 | 0.224 | 0.278 | 0.309 | |
| Average superior | −0.351 | 0.014 | −0.232 | 0.075 | |
| Average inferior | 0.079 | 0.617 | 0.011 | 0.940 | |
| TSS | 0.069 | 0.800 | −0.159 | 0.519 | |
| GDx VCC | NFI | 0.212 | 0.129 | −0.025 | 0.845 |
| TSNIT | −0.348 | 0.132 | 0.058 | 0.781 | |
| TSNIT SD | 0.452 | 0.068 | 0.132 | 0.558 | |
| Average superior | −0.317 | 0.027 | −0.173 | 0.185 | |
| Average inferior | −0.030 | 0.839 | −0.009 | 0.947 | |
| TSS | 0.204 | 0.060 | −0.122 | 0.213 | |
ECC, enhanced corneal compensation; NFI, nerve fibre indicator; TSNIT, temporal–superior–nasal–inferior–temporal, average; TSNIT SD, ellipse SD; TSS, typical scan score; VCC, variable corneal compensation.