Table 4

Independent Clinical and Angiographic Predictors of Recruitable Collateral Vessels After Multivariate Analysis and Scoring System for the Presence of Recruitable Collateral Vesselsa

OR (95% CI)p ValuePoints
Angina ≥3 mo14.0 (4.1–48)< 0.000126
Nitrates not used5.3 (1.5–19)0.010217
Proximal lesion location4.7 (1.4–16)0.013015
Diameter stenosis ≥75%9.8 (2.7–36)0.000623
  • a An individual score is the sum of points for all the listed characteristics present; these scores can be used to predict the presence of recruitable collateral vessels (see Fig. 3).