. Author manuscript; available in PMC: 2015 Apr 1.

Published in final edited form as: JACC Cardiovasc Imaging. 2014 Mar 13;7(4):366–373. doi: 10.1016/j.jcmg.2013.09.022

Table 2.

Summary of patient demographics and baseline plaque burden at baseline (N=73).

Variable	Mean ± SD or N (%)	Range
Age, years	70.3 ± 9.6	45 – 89
Body mass index, kg/m^2*	27.7 ± 5.4	18.9 – 54.3
Systolic blood pressure, mmHg^*	144 ± 21	99 – 194
Male sex	62 (85)	-
Smoking status^*	-	-
Never smoked	10 (14)	-
Quit	37 (51)	-
Active	25 (35)	-
Diabetes mellitus^*	19 (26)	-
History of coronary artery disease^*	31 (46)	-
History of hypertension	62 (85)	-
History of hypercholesterolemia	61 (84)	-
Statin therapy	51 (70)	-
Carotid stenosis, %^†	29 ± 21	0 – 77
Wall volume, mm³	660 ± 228	249 – 1327
Mean normalized wall index	0.52 ± 8	0.36 – 0.74
Max wall thickness	3.4 ± 1.2	1.3 – 7.7

Excluding subjects missing measurement: 7 for body mass index, 1 for smoking status, and 5 for history of coronary artery disease.

^†

Measured from 3D TOF MRA using NASCET criteria.