Table 2.
Univariate and Multivariable Regression Analyses to Identify Factors Associated With Enlarged Blind Spots in Highly Myopic Eyes Using GEE*
| Parameter | OR (95% CI) | P | OR (95% CI) | P |
|---|---|---|---|---|
| Age (y) | 1.040 (0.931–1.161) | 0.490 | — | — |
| Sex (Male/Female) | 0.918 (0.481–1.753) | 0.795 | — | — |
| Intraocular pressure (mm Hg) | 1.043 (0.949–1.145) | 0.383 | — | — |
| Spherical equivalent (D) | 1.002 (0.840–1.196) | 0.979 | — | — |
| Axial length (mm) | 0.914 (0.665–1.256) | 0.578 | — | — |
| p-RNFL thickness (µm) | 1.010 (0.985–1.036) | 0.436 | — | — |
| m-GCIPL thickness (µm) | 0.957 (0.893–1.026) | 0.219 | — | — |
| Peripapillary choroidal thickness (µm) | 0.996 (0.989–1.004) | 0.325 | — | — |
| SVD (%) | 0.975 (0.917–1.036) | 0.416 | — | — |
| DVD (%) | 1.010 (0.960–1.063) | 0.697 | — | — |
| ONH tilt angle (°) | 1.010 (0.957–1.067) | 0.713 | — | — |
| Optic disc area (mm2) | 0.966 (0.570–1.639) | 0.899 | — | — |
| Alpha zone area (mm2) | 2.404 (0.839–6.886) | 0.102 | 2.564 (0.862–7.622) | 0.090 |
| Beta zone area (mm2) | 1.759 (0.998–3.101) | 0.051 | 1.269 (0.673–2.392) | 0.462 |
| Gamma zone area (mm2) | 2.112 (1.155–3.860) | 0.015† | 2.004 (1.108–3.624) | 0.022† |
| PHOMS area (mm2) | 4.597 (1.601–13.195) | 0.005† | 4.414 (1.443–13.498) | 0.009† |
D, diopter; MD, mean deviation.
Factors with P < 0.2 in univariate analysis were included in multivariate analysis.
*
GEE regression model with binomial distribution, logit-link function and unstructured correlation matrix.
†
Parameters with statistical significance.