Table II.
Logistic regression analysis for active/healed ulcer
| Univariate |
Multivariate |
|||
|---|---|---|---|---|
| OR | 95% CI | OR | 95% CI | |
| Age | 1.02 | 1.01-1.03 | 1.02 | 1.01-1.02 |
| Male sex | 1.69 | 1.43-1.98 | 1.53 | 1.32-1.78 |
| Incompetence | ||||
| Mild | 1.53 | 1.20-1.95 | 1.24 | 0.99-1.55 |
| Moderate | 3.23 | 2.57-4.05 | 2.34 | 1.88-2.91 |
| Severe | 6.69 | 5.30-8.45 | 4.32 | 3.43-5.45 |
| Normal | ref | Ref | ||
| Obstruction | 1.93 | 1.34-2.77 | 1.00 | 0.71-1.41 |
| Reduced CPF | 2.83 | 2.37-3.37 | 1.44 | 1.41-1.99 |
| Rapid P-EVRT | 3.14 | 2.58-3.83 | 1.44 | 1.17-1.77 |
CI, Confidence interval; CPF, calf pump function; OR, odds ratio; P-EVRT, post-exercise venous refilling time.