Relationship Among TID, EF, MFR, and Overall Survival Outcome Results in Subgroup Without Regional Perfusion Abnormalities
| Variable | Exp(b) | 95% CI | P |
| EF < 45% | 6.16 | 2.07−18.32 | <0.002 |
| TID ratio > 1.13 | 6.22 | 1.60−24.25 | <0.009 |
| MFR < 1.98 | 1.04 | 0.39−2.77 | Not significant |
Multivariate Cox regression analysis of subgroup without perfusion abnormalities (SSS < 4). Age-adjusted results.