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Table 3 Summary of tube-load models based on different assumptions

From: A review on low-dimensional physics-based models of systemic arteries: application to estimation of central aortic pressure

Model type

Model feature

Model parameter estimation

T-tube model

Two parallel tubes signify head-end and body-end propagation paths

Using frequency domain method from central and peripheral pulse waves

Lossy tube-load model

Blood pressure decays along the arterial tree

Using frequency domain method from central and peripheral pulse waves

Nonlinear tube-load model

Arterial compliance is an exponential function of blood pressure

Using time domain method from central and peripheral pulse waves

Non-uniform tube-load model

Tube exponentially tapers along arterial vessels

Using frequency domain method from central and peripheral pulse waves