Table 4.
Multiple Regression Analysis to Detect Factors Associated with Retinal Thickening
| Univariate Regression Analysis | Multivariate Regression Analysis | |||
|---|---|---|---|---|
| Factors | β | P | β | P |
| Age | 1.26 | <0.001** | 1.22 | <0.001** |
| MA morphology | – | – | – | – |
| Focal bulge | 5.22 | 0.361 | – | – |
| Saccular | 4.86 | 0.434 | – | – |
| Mixed | 0.301 | 0.970 | – | – |
| Pedunculated | −28.0 | 0.0162* | −23.8 | 0.0306* |
| Fusiform | −9.85 | 0.450 | – | – |
| Irregular | −6.45 | 0.666 | – | – |
| MA size | −0.000599 | 0.78 | – | – |
| Horizontal MA location | – | – | – | – |
| Collateral | 20.5 | <0.001** | 17.3 | 0.00516** |
| NPA | −13.4 | 0.0382* | −6.08 | 0.357 |
| Vertical MA location | – | – | – | – |
| Superficial plexus | 0.443 | 0.940 | – | – |
| Deep plexus | −9.45 | 0.175 | – | – |
Notes: **P<0.01, *P<0.05.
Abbreviations: MA, microaneurysm; NPA, nonperfused area.