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Table 1 Clinical and imaging characteristics stratified by history of prior coronary events

From: Incremental value of carotid intraplaque hemorrhage for discriminating prior coronary events

 

Negative (n = 93)

Positive (n = 66)

p value

Clinical characteristics

   

Age, years

69.3 ± 8.9

70.2 ± 9.2

0.52

Male sex

75 (81)

59 (89)

0.19

Smoker

79 (85)

61 (92)

0.22

Hypertension

68 (73)

54 (82)

0.25

Hypercholesterolemia

65 (70)

61 (92)

0.001

Diabetes mellitus

25 (27)

18 (27)

0.99

Statin use

48 (52)

54 (82)

<0.001

Imaging characteristics

  

Maximum wall thickness, mm

4.1 ± 1.4

4.6 ± 1.7

0.035

Maximum percent wall area

71.5 ± 13.4

76.0 ± 11.0

0.028

Percent wall volume

60.2 ± 10.1

65.4 ± 8.9

0.003

% calcification

3.9 ± 5.0

5.5 ± 6.5

0.098

% lipid-rich necrotic core

9.2 ± 11.1

12.8 ± 12.6

0.13

% fibrous tissue

84.6 ± 11.0

78.7 ± 11.9

0.003

Presence of IPH

14 (15)

21 (32)

0.019

  1. Data are presented as mean ± SD or count (percentage)
  2. % = percent volume; IPH = intraplaque hemorrhage; SD = standard deviation