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Table 3 Means and standard errors for ultrasound derived measures (IMT and FMD), as well as inter-group differences

From: Effects of age and smoking on endothelial function assessed by quantitative cardiovascular magnetic resonance in the peripheral and central vasculature

Metrics

Y

O

NS

S

YNS

YS

ONS

OS

Differences (%)

O-Y

S-NS

ONS-YNS

YS-YNS

OS-ONS

Right CCA IMT (mm)

0.49 ± 0.01

0.66 ± 0.01

0.56 ± 0.02

0.60 ± 0.02

0.46 ± 0.01

0.52 ± 0.02

0.66 ± 0.02

0.68 ± 0.03

34.8***

6.8

41.9***

12.8

3.2

Left CCA IMT (mm

0.49 ± 0.02

0.70 ± 0.02

0.57 ± 0.02

0.63 ± 0.02

0.46 ± 0.01

0.53 ± 0.02

0.68 ± 0.02

0.72 ± 0.03

41.3***

9.9*

49.3***

16.6*

5.8

1-min FMD (%)

7.83 ± 0.69

7.04 ± 0.61

7.79 ± 0.63

6.93 ± 0.67

7.96 ± 0.96

7.66 ± 0.92

7.65 ± 0.96

6.38 ± 0.82

−10.1

−11.1

−3.9

−3.8

−16.6

2-min FMD (%)

6.61 ± 0.7

6.25 ± 0.64

6.85 ± 0.65

5.94 ± 0.68

6.99 ± 0.86

6.11 ± 0.92

6.71 ± 0.93

5.80 ± 1.03

−5.5

−13.3

−4.0

−12.6

−13.6

  1. Y = young subjects, O = older subjects, NS = non-smoking, S = smoking.
  2. Relative differences: ***P ≤ 0.001, *P < 0.05.