Table 6.

Univariate Cox regression for mortality in patients with ESRD

ParameterWald Z ValueP ValueRR (95% CI)
All cause
 Age (yr)5.726<0.0011.06 (1.04 to 1.09)
 Aortic PWV (m/s)7.053<0.0011.33 (1.23 to 1.44)
 Aortic bifurcation diameter (mm)6.648<0.0011.31 (1.21 to 1.41)
 Brachial PWV (m/s)1.761NS (0.07)1.19 (0.98 to 1.43)
 Ascending aortic diameter (mm)1.575NS1.74 (0.86 to 3.53)
 Sex (1, man; 0, woman)0.425NS0.88 (0.53 to 1.50)
 Mean BP (mmHg)0.100NS1.00 (0.98 to 1.02)
Cardiovascular
 Age (yr)5.018<0.0011.07 (1.04 to 1.10)
 Aortic PWV (m/s)6.154<0.0011.36 (1.23 to 1.49)
 Aortic bifurcation diameter (mm)6.124<0.0011.35 (1.23 to 1.48)
 Brachial PWV (m/s)1.905NS (0.06)1.22 (0.99 to 1.50)
 Ascending aortic diameter (mm)1.903NS (0.06)2.41 (0.96 to 6.05)
 Sex (1, man; 0, woman)0.325NS0.96 (0.48 to 1.88)
 Mean BP (mmHg)0.309NS1.00 (0.98 to 1.02)
  • RR, relative risk; 95% CI, 95% confidence interval.