Skip to main content
. Author manuscript; available in PMC: 2014 Dec 1.
Published in final edited form as: J Crit Care. 2013 Aug 28;28(6):10.1016/j.jcrc.2013.06.021. doi: 10.1016/j.jcrc.2013.06.021

Fig. 2.

Fig. 2

Unadjusted scatterplot of Positive End-Expiratory Pressure (PEEP) and cardiac index (CI) (n=833). Correlation coefficient (r) = 0.05; p= 0.17. Numbers of observations within 4 different PEEP categories are also noted at the top of the figure, with the mean CI for each category.