Table 2 Atherosclerotic marker factors associated with new vascular events at one-year follow-up

PAD

<0.0001

  No (ABI >0.90)

44.2

70.7

  Asymptomatic (ABI ≤0.90)

37.7

21.7

  Symptomatic (ABI ≤0.90 or ABI >0.90)

18.2

7.6

ICA Stenosis >50%

29.9

18.1

0.01

Vascular disease

<0.0001

  Normal ABI and ICA <50%

38.2

60.9

  Normal ABI and ICA >50%

6.6

10.0

  ABI <0.9 and ICA <50%

19.7

15.5

  Symptomatic PAD and ICA <50%

11.8

5.1

  ABI <0.9 and ICA >50%

17.1

5.9

  Symptomatic PAD and ICA >50%

6.6

2.5

Atheromatous plaques

0.28

  None

20.0

28.4

  Isolated plaque

17.3

17.5

  Multiple plaques

62.7

54.1

Echogenicity of plaques

0.35

  Type I (uniform anechoic)

12.1

13.4

  Type II (mainly hypoechoic)

15.5

16.4

  Type III (mainly hyperechoic)

19.0

24.7

  Type IV (uniform iso- or hyperechoic)

51.7

39.3

  Type V (calcified)

1.7

6.3

Plaques surface

0.19

  Smooth and even

61.3

72.8

  Uneven

37.1

25.8

  Ulcerated

1.6

1.4

IMT mm (mean, SD)

0.94 (0.46)

0.91 (0.38)

0.57

Microalbuminuria

18.2

22.4

0.52