Table 1 List of the cardiovascular indices used in the study.

From: Sepsis insult generates different vascular response phenotypes: an unsupervised time-series clustering preclinical study

Index

Description

Unit of measure

PPamp

PP amplification from femoral BP

a.u.

SAP_a

Aortic SAP

mmHg

DAP_a

Aortic DAP

mmHg

PP_a

Aortic PP

mmHg

MAP_a

Aortic MAP

mmHg

tau_a

Windkessel time constant \(\:\tau\:\) from aortic BP

s

HD_a

Harmonic distortion index from aortic BP

a.u.

BRS_a

Cardiac baroreflex sensitivity from aortic BP

s/mmHg

FF_a

Feedforward gain from aortic BP

mmHg/s

SSI_a

Systolic shock index HR/SAP from aortic BP

bpm/mmHg

DSI_a

Diastolic shock index HR/DAP from aortic BP

bpm/mmHg

HR

Heart rate

bpm

CO

Cardiac output

L/min

SV

Stroke volume

mL

SAP_f

Femoral SAP

mmHg

DAP_f

Femoral DAP

mmHg

PP_f

Femoral PP

mmHg

MAP_f

Femoral MAP

mmHg

tau_f

Windkessel time constant \(\:\tau\:\) from femoral BP

s

HD_f

Harmonic distortion index from femoral BP

a.u.

BRS_f

Cardiac baroreflex sensitivity from femoral BP

s/mmHg

FF_f

Feedforward gain from femoral BP

mmHg/s

DSI_f

Diastolic shock index HR/DAP from femoral BP

bpm/mmHg

  1. PP: pulse pressure; BP: blood pressure; SAP: systolic arterial pressure; DAP: diastolic arterial pressure; MAP: mean arterial pressure; a.u.: arbitrary units.