Table 6.

Arterial wall properties according to quartiles of the UACRa

ParameterUACR (mg/mmol) (n = 794)P (Trend)
<0.4(n = 202)0.4 to 0.6(n = 195)0.6 to 1.1(n = 199)1.1 to 30(n = 198)
CCA
    diameter (mm)7.7 ± 0.97.8 ± 1.08.1 ± 1.28.3 ± 1.2<0.001
    distension (μm)354 ± 103359 ± 116332 ± 104340 ± 1150.06
    PP (mmHg)58 ± 1463 ± 1764 ± 1867 ± 15<0.001
    IMT (mm)0.83 ± 0.160.84 ± 0.160.87 ± 0.160.90 ± 0.18<0.001
    distensibility coefficient (10−3/kPa)13.1 ± 4.212.1 ± 4.410.8 ± 4.510.2 ± 4.1<0.001
    compliance coefficient (mm2/kPa)0.59 ± 0.230.56 ± 0.230.53 ± 0.220.53 ± 0.230.01
    Einc (kPa)0.81 ± 0.310.90 ± 0.441.09 ± 0.621.10 ± 0.63<0.001
BA
    diameter (mm)4.6 ± 0.74.5 ± 0.74.7 ± 0.84.8 ± 0.70.01
    distension (μm)139 ± 66136 ± 59148 ± 71150 ± 730.06
    PP (mmHg)61 ± 1465 ± 1567 ± 1670 ± 15<0.001
    distensibility coefficient (10−3/kPa)8.0 ± 4.17.4 ± 3.87.5 ± 3.97.2 ± 4.20.06
    compliance coefficient (mm2/kPa)0.13 ± 0.070.12 ± 0.060.13 ± 0.070.13 ± 0.080.99
    flow-mediated dilation (%)4.65 ± 4.363.46 ± 3.512.90 ± 3.853.08 ± 3.29<0.01
FA
    diameter (mm)10.3 ± 1.710.0 ± 1.59.9 ± 1.89.9 ± 1.70.03
    distension (μm)215 ± 73209 ± 72206 ± 77190 ± 730.003
    PP (mmHg)66 ± 1671 ± 1871 ± 1876 ± 17<0.001
    distensibility coefficient (10−3/kPa)5.1 ± 2.24.8 ± 2.04.8 ± 2.34.2 ± 2.1<0.001
    compliance coefficient (mm2/kPa)0.42 ± 0.210.38 ± 0.180.36 ± 0.190.31 ± 0.14<0.001
Central artery stiffness
    CFTT (ms)60 ± 1555 ± 1851 ± 1550 ± 17<0.001
    augmentation index (%)31 ± 933 ± 833 ± 834 ± 90.002
    total systemic arterial compliance (SV/aortic PP; ml/mmHg)1.13 ± 0.301.03 ± 0.331.00 ± 0.360.94 ± 0.33<0.001
  • a Data are means ± SD. CFTT is shown unadjusted for height.