TABLE 4

Multivariable Cox Regression Model for All-Cause Death with Interaction of CFC Severity and Revascularization Within 90 Days After PET with Propensity Score as Covariate

ParameterPHazard ratio95% hazard ratio confidence limit
Sex (male)0.73921.1230.566–2.23
Age (y)<0.00011.0741.041–1.107
Hypertension0.42541.2850.694–2.381
Diabetes0.03181.7631.051–2.957
Dyslipidemia0.99190.9950.366–2.707
MI distant > 3 mo0.44161.2620.698–2.281
MI recent < 3 mo0.8861.1130.258–4.808
Prior PCI0.59810.8690.516–1.464
Prior CABG0.20591.4280.822–2.478
Coronary calcium0.59261.7390.229–13.207
Relative stress MQA0.55990.990.959–1.023
Stress flow MQA0.25980.6640.326–1.354
CFR MQA0.41680.7770.423–1.429
CFC severe (blue)0.0194
PCI/CABG within 90da0.0355
CFCsevere*pcicabg900.003
Propensity score0.000712.6192.891–55.08
  • MQA = minimum quadrant average for each perfusion metric in the distribution of each coronary artery.