Table 2.

MESA 10-Year CHD risk prediction models without and with CAC

	Risk Factors Only			Risk Factors and CAC
	Hazards Ratio	Beta Coefficient	p Value	Hazards Ratio	Beta Coefficient	p Value
Age, yrs	1.05	0.0455	<0.0001	1.02	0.0172	0.007
Male	2.12	0.7496	<0.0001	1.5	0.4079	<0.001
Race/ethnicity
Non-Hispanic white	Ref	0	—	Ref	0	—
Chinese American	0.6	-0.5055	<0.01	0.71	-0.3475	0.07
African American	0.81	-0.2111	0.066	1.04	0.0353	0.7
Hispanic	0.83	-0.1900	0.11	0.98	-0.0222	0.88
Diabetes	1.68	0.5168	<0.0001	1.48	0.3892	0.002
Current smoker	1.61	0.4732	<0.001	1.45	0.3717	0.005
Total cholesterol, mg/dl	1.01	0.0053	<0.0001	1	0.0043	<0.001
HDL cholesterol, mg/dl	0.99	-0.0140	<0.001	0.99	-0.0114	0.003
Lipid-lowering meds	1.28	0.2473	0.003	1.13	0.1206	0.32
Systolic blood pressure, mm Hg	1.01	0.0085	0.0002	1.01	0.0066	0.004
Antihypertensive meds	1.4	0.3381	0.0013	1.26	0.2278	0.033
Family history of heart attack	1.57	0.4522	<0.0001	1.38	0.3239	<0.001
ln (CAC + 1)	NA	NA	NA	1.32	0.2743	<0.0001
Baseline survival at 10 yrs, S(10)	0.99963			0.99833