Table 4 The correlation between the Binocular estimated values and the estimated Intercorneal differences 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 ID | Range / Median for BE | Difference between ID and BE | Correlation for ID Vs BE |
|---|---|---|---|---|---|
SE | Fig. 6 | −0.04 ± 0.37 D | −1.11 to 0.96 D / 0.01D | SSD (p < 0.001) | NSS (p = 0.7) negative symmetry |
Astigmatism (magnitude) | Fig. 7 | 0.44 ± 0.31 D | 0.08 to 1.60 D/ 0.38 D | NSSD (p = 0.3) | SS (p < .0001) positive symmetry |
Cardinal astigmatism | Fig. 8 | 0.05 ± 0.20 D | −0.35 to 0.56 D/ 0.05 D | SSD (p = 0.02) | NSS (p = .5) positive symmetry |
Oblique astigmatism | Fig. 9 | −0.00 ± 0.18 D | − 0.57 to 0.79 D/ 0.01 D | NSSD (p = 0.4) | SS (p < .0001) positive symmetry |
FOZ | Fig. 10 | 7.64 ± 1.30 mm | 4.48 to 9.70 mm/ 7.90 mm | SSD (p < 0. 005) | SS (p = .02) positive symmetry |