Table 5.
Univariate and backward stepwise multivariate logistic regression analysis of qualitative and quantitative factors correlated with active group.
| Variable | Univariate analysis | Multivariate analysis | ||
|---|---|---|---|---|
| OR (95% CI) | p value | OR (95% CI) | p value | |
| CNV shapes | 0.022* | |||
| Long vessel versus medusa or sea fan | 0.034 (0.0–0.4) | 0.007* | ||
| Indistinct versus medusa or sea fan | 0.118 (0.0–1.0) | 0.055 | – | – |
| Branching | 12.536 (2.5–63.5) | 0.002* | – | – |
| Loops | 27.500 (6.6–115.4) | < 0.001* | 68.420 (8.6–381.5) | < 0.001* |
| Arcade | 5.958 (1.4–24.7) | 0.014* | – | – |
| Halo | 6.233 (1.8–21.1) | 0.002* | – | – |
| CNV area, mm2 | 1.581 (0.7–3.7) | 0.286 | – | – |
| Vessel density (%) | 1.076 (1.0–1.3) | 0.006* | 1.137 (1.0–1.3) | 0.005* |
| Total length of CNV, mm | 1.010 (0.9–1.0) | 0.554 | – | – |
| Number of CNV junctions | 1.005 (0.9–1.0) | 0.464 | – | – |
| Lacunarity | 0.953 (0.9–1.0) | 0.081 | – | – |
*p < 0.05 (bold numbers) was considered statistically significant.