Table 3.

Multivariable models to predict presence of any vessel with A) ≥50% stenosis or B) ≥70% stenosis or left main stenosis ≥50%. Addition of hsTnI concentrations to each model increased the C-statistic, improved calibration, and led to reclassification for correct diagnosis.

A)
Variable	Odds ratio	95% Confidence Interval	P value
Age	1.78	1.49–2.11	<0.001
Male sex	2.38	1.89–3.01	<0.001
Current smoking	1.62	1.21–2.16	0.001
Diabetes mellitus	1.85	1.42–2.41	<0.001
Systolic blood pressure	1.29	1.12–1.48	<0.001
hsTnI	1.15	1.03–1.29	0.02
Black race	0.59	0.38–0.91	0.03

B)
Variable	Odds ratio	95% Confidence Interval	P value
Age	1.63	1.31–2.03	<0.001
Male sex	2.55	1.88–3.46	<0.001
Current smoking	1.67	1.16–2.39	0.006
Diabetes mellitus	1.74	1.25–2.44	0.001
Systolic blood pressure	1.23	1.04–1.47	0.02
HsTnI	1.25	1.09–1.44	0.001
Black race	0.43	0.22–0.82	0.04