Table 2.
Association between corneal hysteresis, corneal resistance factor and visual field indices MD and PSD (dependent variables) in a multivariable regression model with other ocular and demographic variables.
| Dependent variable | Independent variable | Coefficient (RSE) | P Value |
|---|---|---|---|
| MD | CH (mm Hg) | 0.03 (0.10) | 0.78 |
| Age (year) | −0.03 (0.01) | 0.04 | |
| CCT (μm) | 0.02 (0.01) | <0.01 | |
| Axial length (mm) | −0.01 (0.12) | 0.97 | |
|
| |||
| CRF (mm Hg) | 0.34 (0.11) | <0.01 | |
| Age (year) | −0.02 (0.01) | 0.24 | |
| CCT (μm) | 0.01 (0.01) | 0.23 | |
| Axial length (mm) | 0.07 (0.17) | 0.72 | |
|
| |||
| PSD | CH (mm Hg) | −0.05 (0.10) | 0.60 |
| Age (year) | 0.01 (0.01) | 0.60 | |
| CCT (μm) | −0.01 (0.01) | 0.02 | |
| Axial length (mm) | −0.10 (0.17) | 0.54 | |
|
| |||
| CRF (mm Hg) | −0.38 (0.11) | <0.01 | |
| Age (year) | −0.01 (0.01) | 0.54 | |
| CCT (μm) | −0.01 (0.00) | <0.97 | |
| Axial length (mm) | −0.18 (0.16) | 0.27 | |
Abbreviations: CH = Corneal hysteresis; CCT = Central corneal thickness; RNFL = Retinal Nerve Fiber Layer; RSE = Robust standard error