Research Article
Structural and Visual Changes in Branch Retinal Vein Occlusion Patients with Retinal Atrophy
Table 4
Correlations between VD, RT, and EZ disruption length, FAZ area, and VA and IVR injections number with complete resolution of macular oedema.
| Characteristics | Correlation | Quadrantal SVC-VD | Quadrantal DVC-VD | Quadrantal full RT | Foveal SVC-VD | Foveal DVC-VD | Foveal full RT |
| Disruption length of EZ | N | 46 | 46 | 46 | 46 | 46 | 46 | value | 0.044 | 0.064 | 0.005 | 0.002 | 0.009 | <0.001 | r coefficient | −0.298 | −0.276 | −0.406 | −0.454 | −0.379 | −0.649 |
| FAZ area | N | 46 | 46 | 46 | 46 | 46 | 46 | value | 0.341 | 0.228 | 0.532 | <0.001 | <0.001 | 0.004 | r coefficient | −0.143 | −0.181 | −0.095 | −0.520 | −0.578 | −0.417 |
| VA with complete resolution of MO | N | 46 | 46 | 46 | 46 | 46 | 46 | value | 0.018 | 0.142 | <0.001 | 0.061 | 0.123 | <0.001 | r coefficient | 0.347 | 0.220 | 0.510 | 0.279 | 0.231 | 0.505 |
| Number of IVR injections during 12 months () | N | 46 | 46 | 46 | 46 | 46 | 46 | value | 0.952 | 0.366 | 0.450 | 0.509 | 0.286 | 0.987 | r coefficient | −0.009 | −0.138 | −0.116 | 0.101 | 0.162 | 0.003 |
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( ): spearman correlation analysis. FAZ: foveal avascular zone; SVC: superficial vascular complex; DVC: deep vascular complex; VD: vascular density; RT: retinal thickness; EZ: ellipsoid zone; VA: visual acuity; MO: macular oedema; the minimal-VD quadrantal: quadrantal for short. |