Table 6: Univariate and multivariate Cox survival analyses adjusted for cardiogenic shock, initial TIMI flow, and age. BMS = bare-metal stent, DES = drug-eluting stent, LM = Left Main, PCI = percutaneous coronary intervention, and TIMI = Thrombolysis in Myocardial Infarction.

UnivariateMultivariate
HR unadjusted95% CIpHR adjusted95% CIp

LM TIMI flow 0/12.271.20-4.340.0122.171.13 – 4.160.021
Cardiogenic shock before PCI3.091.64-5.80<0.0013.281.74 - 6.21<0.001
Age (years)1.021.003-1.050.0251.031.01 - 1.060.006
Cardiac arrest before PCI2.341.28-4.270.0051.340.58-3.120.489
SYNTAX Score1.041.016-1.070.0021 010.97 - 1.040.587
SYNTAX Revascularization Index0.970.96-0.98<0.0010.980.97 - 0.990.011
PCI SYNTAX II Score1.041.02-1.06<0.0011.030.98 - 1.040,253
Residual SYNTAX Score1.061.03-1.086<0.0011.031.001 - 1.060.041
DES vs BMS0.450.22-0.920.030.580.28 - 1.190.139