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Table 2 Summary of patient demographics between symptomatic and asymptomatic patients 1

From: Shear wave elastography imaging of carotid plaques: feasible, reproducible and of clinical potential

Risk factor

Symptomatic

Asymptomatic

p- value

Number (n)

27

20

-

Gender (male: female)

18:9

11:9

-

Age

74 ± 11 [52–95]

77 ± 11 [60–99]

0.23

BMI (kg/m 2 )

28.0 ± 4.3 [23.1–35.7]

25.8 ± 4.1 [20.9–31.7]

0.33

Smoking (n)

Current

15 [56%]

6 [30%]

0.04*

Ex- smoker

8 [29%]

5 [25%]

Never

4 [15%]

9 [45%]

ABCD 2 score

3 ± 2 [1–5]

3 ± 2 [1–7]

0.89

Hypertension (n)

17 [63%]

14 [70%]

0.76

Hypercholesterolaemia (n)

14 [52%]

8 [40%]

0.56

Diabetes mellitus (n)

8 [29%]

5 [25%]

1.00

IHD/PVD (n)

6 [22%]

5 [15%]

1.00

Family history (n)

10 [37%]

3 [21%]

1.00

Atrial fibrillation (n)

4 [15%]

3 [15%]

1.00

Previous TIA/stroke (n)

13 [48%]

9 [45%]

1.00

  1. 1Values are given as the mean ± SD, [range]. BMI: Body Mass Index; IHD: Ischaemic Heart Disease; PVD: Peripheral Vascular Disease. The number and percentage of patients is also given. Statistically significant p-value (<0.05) is indicated by *.