Table 3.

Results of univariable logistic regression analyses of smoking and severe CAC*.

Variable	CACS 1000 (n = 1459)	CACS $\ge$1000 (n = 69)	Regression coefficient	OR (95% CI)	p value
Smoking history	663 (45.47%)	34 (48.80%)	0.38	1.46 (1.20, 1.79)	0.000
Current smoking	429 (29.41%)	17 (23.93%)	0.17	1.17 (0.94, 1.46)	0.165

Abbreviations: CAC, coronary artery calcification; CI, confidence interval; OR, odds ratio; CACS, coronary artery calcification score.

*Defined as CACS $\ge$1000.