Table 2 The correlation between Monocular estimated values versus OD (oculus dexter) based on spherical equivalent defocus power, astigmatism magnitude, cardinal and oblique astigmatism, and the functional optical zone
From: Corneal functional optical zone under monocular and binocular assessment
Metric | Representation | Average for ME | Range / Median for ME | Difference between ME and OD | Correlation between ME and OD |
|---|---|---|---|---|---|
SE | Fig. 1 | 0.78 ± 1.30 D | −4.00 to 3.39 D/ 0.68 D | NSSD (p = 0.2) | SS (p < .0001) positive symmetry |
Astigmatism (magnitude) | Fig. 2 | 0.53 ± 0.53 D | 0.03 to 3.09 D/ 0.38 D | SSD (p = 0.02) | SS (p < .0001) positive symmetry |
Cardinal astigmatism | Fig. 3 | −0.05 ± 0.33 D | −1.41 to 1.01 D / -0.07 D | SSD (p = 0.02) | SS (p < .0001) positive symmetry |
Oblique astigmatism | Fig. 4 | −0.03 ± 0.16 D | − 0.63 to 0.27 D / -0.02 D | NSSD (p = 0.4) | SS (p < .0001) positive symmetry |
FOZ | Fig. 5 | 6.56 ± 1.13 mm | 4.10 to 9.04 mm/ 6.60 mm | NSSD (p = 0.4) | SS (p < .0001) positive symmetry |