Skip to main content

Table 3 Comparison of CMR characteristics of atherosclerosis between left and right femoral arteries

From: Assessment of longitudinal distribution of subclinical atherosclerosis in femoral arteries by three-dimensional cardiovascular magnetic resonance vessel wall imaging

  Mean ± SD or n (%)
CFA pSFA AC PA
Lumen area, mm²
 Left 49.0 ± 11.7 28.9 ± 8.1 24.4 ± 6.4 24.3 ± 6.3
 Right 50.3 ± 12.0 29.9 ± 8.2 25.6 ± 6.5 25.7 ± 7.6
 p# 0.010 0.002 <0.001 <0.001
Wall area, mm²
 Left 43.4 ± 8.4 32.4 ± 5.9 29.7 ± 5.5 31.2 ± 6.0
 Right 41.6 ± 7.9 31.8 ± 5.8 29.5 ± 5.5 29.9 ± 5.5
 p# 0.002 0.438 0.240 0.001
Normalized wall index, %
 Left 47.3 ± 5.1 53.4 ± 4.9 55.3 ± 0.5 56.5 ± 4.8
 Right 45.6 ± 5.5 52.1 ± 4.3 53.7 ± 0.5 54.3 ± 5.5
 p# <0.001 <0.001 <0.001 <0.001
Maximum Wall thickness, mm
 Left 2.4 ± 1.0 2.1 ± 0.7 1.94 ± 0.7 2.2 ± 0.8
 Right 2.2 ± 1.0 2.0 ± 0.7 1.91 ± 0.7 2.1 ± 1.1
 p# 0.028 0.284 0.573 0.938
Eccentricity index
 Left 0.4 ± 0.2 0.4 ± 0.1 0.4 ± 0.2 0.4 ± 0.2
 Right 0.4 ± 0.2 0.4 ± 0.2 0.4 ± 0.2 0.4 ± 0.2
 p# 0.263 0.144 0.588 0.529
Luminal stenosis, %a
 Left 39.1 ± 14.0 37.5 ± 16.7 33.8 ± 10.7 36.9 ± 10.1
 Right 36.5 ± 20.7 34.0 ± 15.4 36.4 ± 12.7 36.7 ± 12.8
 p# 0.901 0.284 0.207 0.789
Presence of plaque
 Left 34 (31.8) 26 (24.5) 16 (15.2) 32 (30.5)
 Right 28 (26.2) 19 (17.9) 17 (16.2) 30 (28.6)
 p# 0.219 0.231 0.809 0.848
  1. CFA common femoral artery, pSFA proximal superficial femoral artery, AC adductor canal segment, PA popliteal artery. athe measurement was calculated from arteries with plaque. #The level of significance (type-I error rate) was less than 0.002 by adjustment of Bonferroni test