Objective To explore the normal value of left ventricular end-diastolic pressure(LVEDP)and left ventricular diastolic index(LDI)measured by reconstructed impedance cardiogram(RICG).

• 目的探讨重建心阻抗图测定左室舒张末期压(LVEDP)和左室舒张指数(LDI)的正常值。