Results of multiple regression analysis on the National Eye Institute 25-item Visual Function Questionnaire (VFQ-25) composite score and explanatory variables
| Variable | β | SE | p Value |
| Preoperative VFQ-25 composite score (objective variable) | |||
| Explanatory variable | |||
| LogMAR BCVA in the better-seeing eye | −0.173 | 8.910 | 0.419 |
| LogMAR BCVA in the worse-seeing eye | 0.020 | 6.704 | 0.933 |
| Letter contrast sensitivity in the better-seeing eye | 0.236 | 3.132 | 0.332 |
| Letter contrast sensitivity in the worse-seeing eye | −0.073 | 0.390 | 0.753 |
| Metamorphopsia | −0.479 | 4.348 | 0.019* |
| Macular hole index | −0.252 | 4.896 | 0.249 |
| Lens nuclear colour | 0.183 | 13.997 | 0.614 |
| Lens nuclear opalescence | 0.163 | 4.066 | 0.567 |
| Lens cortical opacity | 0.131 | 2.619 | 0.535 |
| Lens posterior subcapsular opacity | −0.301 | 7.559 | 0.199 |
| Postoperative VFQ-25 composite score (objective variable) | |||
| Explanatory variable | |||
| LogMAR BCVA in the better-seeing eye | −0.360 | 8.996 | 0.1270 |
| LogMAR BCVA in the worse-seeing eye | −0.217 | 8.333 | 0.385 |
| Letter contrast sensitivity in the better-seeing eye | −0.126 | 3.611 | 0.672 |
| Letter contrast sensitivity in the worse-seeing eye | −0.254 | 0.848 | 0.277 |
| Metamorphopsia | −0.563 | 7.228 | 0.049* |
| Macular hole index | 0.117 | 5.306 | 0.636 |
| Lens nuclear colour | −0.069 | 14.587 | 0.849 |
| Lens nuclear opalescence | 0.045 | 4.563 | 0.893 |
| Lens cortical opacity | 0.240 | 2.600 | 0.280 |
| Lens posterior subcapsular opacity | −0.238 | 7.463 | 0.329 |
| Changes in the VFQ-25 composite score (objective variable) | |||
| Explanatory variable | |||
| Changes in logMAR BCVA | −0.151 | 7.274 | 0.402 |
| Changes in letter contrast sensitivity | −0.087 | 0.291 | 0.621 |
| Changes in metamorphopsia | −0.594 | 4.177 | 0.002* |
β, standard regression coefficient; BCVA, best corrected visual acuity; SE, standard error.
*Significant at p<0.05.
β, standard regression coefficient; BCVA, best corrected visual acuity; SE, standard error.
*Significant at p<0.05.