Fig. 2From: Correlation between end-tidal carbon dioxide and the degree of compression of heart cavities measured by transthoracic echocardiography during cardiopulmonary resuscitation for out-of-hospital cardiac arrestCorrelation of EtCO2 with LVCI and RVCI. EtCO2—end-tidal carbon dioxide level, LVCI—left ventricular compression index, RVCI—right ventricular compression indexBack to article page