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. Author manuscript; available in PMC: 2014 Sep 15.
Published in final edited form as: Am J Cardiol. 2013 Jun 3;112(6):747–752. doi: 10.1016/j.amjcard.2013.05.002

Table 1.

Sample characteristics by coronary artery plaque* and white matter disease (N=405)

Variable Coronary Plaque
Absent (n=231)
Coronary Plaque
Present (n=174)
p-value White matter
disease volume
≤799 mm3
(median) (n= 203)
White matter
disease volume
>799 mm3
(median) (n=202)
p-value
Age (years) 47.3 ± 9.5 57.4 ± 8.9 <0.001 47.8 ± 9.8 55.5 ± 9.8 <0.001
Men 30.7% 53.4% <0.001 41.9% 39.1% 0.57
African American 36.4% 35.1% 0.78 32.0% 39.1% 0.14
Hypertensive 30.3% 58.6% <0.001 34.0% 51.0% 0.001
Diabetic 7.4% 16.1% 0.006 9.4% 12.9% 0.26
Current smoking 16.5% 20.1% 0.34 18.7% 17.3% 0.72
Statin therapy 34.3% 65.7% <0.001 35.4% 64.7% <0.001
LDL cholesterol (mg/dL) 114.1 ± 34.7 114.5 ± 40.1 0.91 117.3 ± 37.4 111.2 ± 36.5 0.10
HDL cholesterol (mg/dL) 60.3 ± 17.8 56.1 ± 17.3 0.02 57.8 ± 16.9 59.7 ± 18.6 0.28
Triglycerides (mg/dL) 92.0 [66.0, 135.0] 103.0 [73.0, 151.0] 0.002 93.0 [70.0, 141.0] 95.0 [66.0, 138.3] 0.81
Body-mass index (kg/m2) 29.7 ± 5.9 30.3 ± 5.4 0.34 30.2 ± 5.8 29.7 ± 5.5 0.42
hsCRP (mg/dL) 2.8 [1.1, 9.3] 2.3 [1.1, 7.9] 0.73 2.8 [1.2, 9.2] 2.3 [1.1, 7.8] 0.36
*

Coronary plaque defined by the presence of calcified or noncalcified plaque on computed tomographic angiography

Continuous variables presented as mean ± 1 standard deviation

Non-normally distributed continuous variables presented as median [interquartile range]

HDL = High density lipoprotein

LDL = Low density lipoprotein