Table V.
Univariate and multivariate predictors of loss of primary patency.
| Factor | Univariate | Multivariate | ||||
|---|---|---|---|---|---|---|
|
| ||||||
| HR | 95% CI | P-Value | HR | 95% CI | P-Value | |
| PTI | 1.81 | 1.01–3.25 | 0.045 | 2.51 | 1.34–4.72 | 0.004 |
| CHF | 1.79 | 0.99–3.21 | 0.052 | 1.87 | 1.01–3.48 | 0.048 |
| CVA | 2.48 | 1.24–4.95 | 0.01 | 2.40 | 1.16–4.99 | 0.02 |
| Current Smoker | 2.12 | 1.14–3.96 | 0.02 | 2.61 | 1.31–5.17 | 0.006 |
| AK Inflow | 1.99 | 1.16–3.43 | 0.01 | 1.71 | 0.97–3.00 | 0.06 |
| Non-GSV | 1.76 | 1.00–3.09 | 0.048 | 1.89 | 1.06–3.40 | 0.03 |
PTI: prior tibial intervention; CHF: congestive heart failure; CVA: cerebrovascular accident; AK: above-knee; GSV: great saphenous vein.