Figure 4From: Echocardiographic estimation of mean pulmonary artery pressure in critically ill patientsBland-Altman plot of TTE- and PAC-derived SPAP. The bias between TTE- and PAC-derived SPAP was −1.7 mmHg (SD 8.1), with upper and lower limits of agreement of 14.2 and −17.5 mmHg, respectively. White marker: mechanically ventilated, shaded marker: spontaneously ventilating.Back to article page