Table 7.

Multivariate Cox proportional hazard for mortality

ParameterWald Z ValueP ValueRR (95% CI)Pseudo-R2
All-causea
 Age (yr)1.4480.141.02 (0.99 to 1.05)0.036
 Aortic PWV (m/s)2.917<0.011.20 (1.06 to 1.36)0.133
 Aortic bifurcation diameter (mm)2.0610.041.15 (1.01 to 1.31)0.071
 Ascending aortic diameter (mm)0.3830.701.02 (0.94 to 1.10)0.003
 Brachial PWV (m/s)−0.2120.830.98 (0.79 to 1.21)0.001
 Sex (1, man; 0, woman)1.3430.180.64 (0.34 to 1.23)0.032
 Mean BP (mmHg)0.4840.631.01 (0.98 to 1.02)0.004
Cardiovascularb
 Age (yr)0.8150.421.02 (0.98 to 1.05)0.021
 Aortic PWV (m/s)2.3910.021.21 (1.03 to 1.41)0.153
 Aortic bifurcation diameter (mm)2.4710.011.23 (1.04 to 1.45)0.162
 Ascending aortic diameter (mm)0.8310.411.04 (0.94 to 1.16)0.021
 Brachial PWV (m/s)−0.120.900.98 (0.74 to 1.30)0.001
 Sex (1, man; 0, woman)1.7950.070.47 (0.20 to 1.07)0.092
 Mean BP (mmHg)−0.0910.930.99 (0.97 to 1.02)0.001
  • RR, relative risk; 95% CI, 95% confidence interval.

  • a R2=0.369; P<0.001.

  • b R2=0.304; P<0.001.