Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The relationship between each cardiac preload variable before volume loading and the percent change of cardiac index after volume loading. Top left: SVV, Stroke volume variation; Top middle: PPV, Pulse pressure variation; Top right: CVP, Central venous pressure; Bottom left: CI, Cardiac index; IDVGI, Indexed initial distribution volume of glucose; ITBVI, Indexed intrathoracic blood volume.
