BioMed Research International / 2016 / Article / Tab 3

Clinical Study

The Effects of Hemodynamic Changes on Pulse Wave Velocity in Cardiothoracic Surgical Patients

Table 3

Linear mixed models.
(a) Model A: estimated coefficients, 95% CI, and value after using linear mixed model on PWV~Age+BMI+MAP+HR+SV

VariablesEstimated coefficients95% CI value

Age 0.007−0.006, 0.0210.30
BMI −0.03−0.06, −0.00060.06
MAP 0.0260.022, 0.028<0.001
HR 0.002−0.003, 0.0080.47
SV−0.01−0.13, −0.007<0.001

BMI: body mass index; CI: confidence interval; HR: heart rate; MAP: mean arterial pressure; SV: stroke volume.
(b) Model B: estimated coefficients, 95% CI, and value after using linear mixed model on PWV~Age+BMI+MAP+HR+SVR

VariablesEstimated coefficients95% CI value

Age 0.007−0.007, 0.0220.35
BMI −0.035−0.07, −0.0030.04
MAP 0.0140.01, 0.018<0.001
HR 0.0170.01, 0.02<0.001
SVR0.00070.0004, 0.0009<0.001

BMI: body mass index; CI: confidence interval; HR: heart rate; MAP: mean arterial pressure; SVR: systemic vascular resistance.
(c) Model C: estimated coefficients, 95% CI, and value after using linear mixed model on PWV~Age+BMI+MAP+CO

VariablesEstimated coefficients95% CI value

Age 0.008−0.007, 0.0230.32
BMI −0.023 −0.056, 0.0090.19
MAP 0.023 0.01, 0.029<0.001
CO −0.046 −0.13, 0.040.31

BMI: body mass index; CI: confidence interval; CO: cardiac output; MAP: mean arterial pressure; SVR: systemic vascular resistance.

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