關於肺動脈導管的敘述，下列何者錯誤？（CVP= central venous pressure；RAP= right atrial pressure；LAP= left atrial pressure；RVEDP=RV end-diastolic pressure；LVEDP=LV end-diastolic pressure；PVRI=pulmonary vascular resistance index；PAP=pulmonary arterial pressure；PAWP=pulmonary artery wedge pressure；CI=cardiac index；CO=cardiac output；BW= body weight）