Table 5.
General estimating equation models for the association of preoperative variables with postoperative range of clear vision
| GEE | Age and gender adjusted GEE | |||||
|---|---|---|---|---|---|---|
| Estimate | SE | p value | Estimate | SE | p value | |
| Age | −0.053 | 0.017 | 0.002 | |||
| Gender (male) | 0.614 | 0.309 | 0.047 | |||
| IOLMaster | ||||||
| Axial length (mm) | −0.232 | 0.172 | 0.177 | −0.350 | 0.154 | 0.023 |
| Anterior Chamber Depth (mm) | 0.037 | 0.397 | 0.925 | −0.429 | 0.337 | 0.203 |
| KR-1 W | ||||||
| Photopic pupil size (mm) | −0.525 | 0.169 | 0.002 | −0.406 | 0.156 | 0.009 |
| Scotopic pupil size (mm) | −0.428 | 0.155 | 0.006 | −0.397 | 0.127 | 0.002 |
| 4-mm pupil size | ||||||
| Total HOA | 0.853 | 1.741 | 0.620 | 0.433 | 1.220 | 0.796 |
| Spherical aberration | −5.01 | 5.78 | 0.39 | −3.562 | 5.523 | 0.519 |
| 3rd-order | 1.874 | 2.061 | 0.36 | 1.074 | 1.974 | 0.587 |
| 4th-order | −2.671 | 3.692 | 0.47 | −2.162 | 3.323 | 0.513 |
| Trefoil | 2.81 | 2.38 | 0.24 | 1.280 | 2.216 | 0.564 |
| Coma | −1.863 | 3.317 | 0.57 | 0.142 | 3.259 | 0.965 |
| Tetrafoil | −0.865 | 2.819 | 0.76 | 0.068 | 2.376 | 0.977 |
| 2nd astigmatism | −2.75 | 6.877 | 0.69 | −4.018 | 6.481 | 0.535 |
| 6-mm pupil size | ||||||
| Total HOA (6-mm pupil) | −0.269 | 0.421 | 0.520 | −0.338 | 0.401 | 0.399 |
| Spherical aberration (6-mm pupil) | −0.859 | 0.454 | 0.059 | −0.900 | 0.421 | 0.034 |
| 3rd-order | −0.162 | 0.088 | 0.068 | −0.183 | 0.093 | 0.049 |
| 4th-order | −0.243 | 0.118 | 0.040 | −0.285 | 0.127 | 0.025 |
| Trefoil | −0.174 | 0.146 | 0.230 | −0.226 | 0.141 | 0.107 |
| Coma | −0.188 | 0.204 | 0.360 | −0.177 | 0.221 | 0.425 |
| Tetrafoil | −0.253 | 0.146 | 0.083 | −0.294 | 0.151 | 0.052 |
| 2nd astigmatism | −0.416 | 0.242 | 0.085 | −0.503 | 0.256 | 0.049 |
| Pentacam | ||||||
| Mean K | 0.239 | 0.131 | 0.068 | 0.197 | 0.120 | 0.101 |
| WFA Z40 | −1.038 | 1.244 | 0.400 | −0.597 | 1.252 | 0.634 |
| WFA RMS | 1.272 | 1.732 | 0.460 | 1.694 | 1.702 | 0.320 |
Significant p-values are highlighted in bol
GEE general estimating equations, SE standard error, HOA high order aberrations, K keratometry, RMS root mean square, WFA wavefront aberration, Z40 spherical aberration (6-mm zone)