Fig. 2From: Transpulmonary thermodilution in patients treated with veno-venous extracorporeal membrane oxygenationInterchangeability analysis. Interchangeability analysis with corresponding interchangeability sector (dashed lines) mint circle, ECMO blood flow 2.0–2.9 l/min; green square, ECMO blood flow 3.0–3.9 l/min; blue rhombus, ECMO blood flow 4.0–4.9 l/min; grey triangle; ECMO blood flow > 5.0 l/min white symbols denote not-interchangeable comparative measurements between Echo and TPTD, colours denote interchangeable pairs of measurements. Echo, echocardiography; TPTD, transpulmonary thermodilution; SV, stroke volumeBack to article page