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Table 2 Demographics and Plaque Characteristics

From: High resolution carotid black-blood 3T MR with parallel imaging and dedicated 4-channel surface coils

 

Volunteers (n = 14)

Mean ± SD or %

Patients (n = 13)

Mean ± SD or %

p-value*

I. Demographics and Risk Factors

   

Age [years]

32.6 ± 11.7

70.5 ± 8.3

P < .001

Body Mass Index

23.8 ± 2.3

24.1 ± 1.9

n.s.

Male Sex [%]

50%

69.2%

n.s.

Coronary Artery Disease [%]

0%

46.2%

P < .05

Hypertension [%]

0%

61.5%

P < .05

Hypercholesterolemia [%]

7.1%

69.2%

P < .05

Diabetes [%]

0%

30.8%

P < .05

Family History of CVD [%]

21.4%

23.1%

n.s.

Active Smoker [%]

57.1%

15.4%

P < .05

II. Plaque Characteristics

   

Mean Lumen Area CCA [mm2]

41.92 ± 17.55

41.17 ± 14.36

n.s.

Mean Lumen Area ICA [mm2]

34.91 ± 13.41

16.63 ± 7.26

P < .05

Mean Wall Area CCA [mm2]

17.47 ± 8.05

43.80 ± 15.38

P < .001

Mean Wall Area ICA [mm2]

14.77 ± 6.80

33.80 ± 14.07

P < .05

Mean Total Vessel Area CCA [mm2]

59.39 ± 23.95

84.97 ± 28.44

P < .05

Mean Total Vessel Area ICA [mm2]

49.69 ± 18.22

50.44 ± 16.62

n.s.

Mean NWI CCA

0.30 ± 0.06

0.50 ± 0.04

P < .001

Mean NWI ICA

0.30 ± 0.08

0.66 ± 0.12

P < .001

Lipid-Rich Necrotic Core** [%]

3.7%

76.9%

P < .05

Calcification** [%]

0%

73.1%

P < .05

Hemorrhage** [%]

0%

46.2%

P < .05

  1. *Fisher's Exact Test for categorical variables and unpaired t-test for continuous variables, CVD = Cardiovascular Disease; CCA = Common Carotid Artery; NWI = Normalized Wall Index; ** Prevalence given as the percentage of analyzed arteries showing one feature