Fig. 1From: The value of right ventricular to pulmonary arterial coupling in the critically ill: a National Echocardiography Database of Australia (NEDA) substudyStudy Flow Chart. TRV tricuspid regurgitation maximal velocity; TAPSE tricuspid annular plane systolic excursion; NEDA national echocardiographic database of Australia; ICU intensive care unitBack to article page