Skip to main content
. 2021 May 13;9:649866. doi: 10.3389/fbioe.2021.649866

TABLE 5.

Feature importances for the prediction of Zao and CT using RFR.

Feature Permutation importance
Zao [mmHg.s/mL] CT [mL/mmHg]
Brachial SBP 0.0031 ± 0.0002 0.09 ± 0.01
Brachial DBP 0.0058 ± 0.0002 0.21 ± 0.01
Heart rate 0.0001 ± 0.0000 0.01 ± 0.00
Carotid-femoral PWV 0.0016 ± 0.0001 0.13 ± 0.01
Carotid-radial PWV 0.0021 ± 0.0001 0.12 ± 0.01

SD, standard deviation; SBP, systolic blood pressure; DBP, diastolic blood pressure; PWV, pulse wave velocity.