Table 2. Multiple linear regression analysis for post-treatment BCVA change and post-treatment CRT change.
(a) | Change in BCVA | |||||||
3 months | 6 months | 12 months | Final | |||||
Factors | Coefficient | P value | Coefficient | P value | Coefficient | P value | Coefficient | P value |
PPV | -0.167 | 0.290 | -0.329 | 0.020 | -0.283 | 0.029 | -0.409 | 0.012 |
Age | -0.004 | 0.660 | 0.008 | 0.326 | 0.008 | 0.282 | 0.032 | 0.001 |
Gender | 0.002 | 0.991 | 0.017 | 0.902 | -0.023 | 0.859 | -0.135 | 0.380 |
Baseline BCVA | -0.241 | 0.242 | -0.257 | 0.152 | -0.198 | 0.222 | -0.084 | 0.669 |
Cataract op | -0.466 | 0.107 | -0.109 | 0.659 | -0.258 | 0.206 | -0.146 | 0.422 |
(b) | Change in CRT | |||||||
3 months | 6 months | 12 months | Final | |||||
Factors | Coefficient | P value | Coefficient | P value | Coefficient | P value | Coefficient | P value |
PPV | -110.617 | 0.064 | -178.622 | 0.013 | -69.143 | 0.074 | -111.711 | 0.014 |
Age | 6.726 | 0.105 | 4.425 | 0.351 | 3.160 | 0.203 | 2.592 | 0.374 |
Gender | -17.124 | 0.774 | -2.537 | 0.973 | 32.732 | 0.398 | 43.078 | 0.336 |
Baseline CRT | -0.884 | <0.001 | -0.906 | <0.001 | -0.905 | <0.001 | -1.018 | <0.001 |
Cataract op | 95.103 | 0.354 | 293.489 | 0.056 | 86.076 | 0.169 | -4.852 | 0.930 |
BCVA: best-corrected visual acuity, CRT: central retinal thickness, PPV: pars plana vitrectomy, op: operation.