Figure 1From: Natriuretic peptide testing for the evaluation of critically ill patients with shock in the intensive care unit: a prospective cohort studyRelationship between NT-proBNP, and PCWP and cardiac index. Shown are linear regression analyses examining the relationship between log-transformed amino-terminal pro-brain natriuretic peptide (NT-proBNP) concentrations and (a) pulmonary capillary wedge pressure (PCWP), and (b) cardiac index.Back to article page