Fig. 2From: Early hemodynamic assessment using NICOM in patients at risk of developing Sepsis immediately after emergency department triageReceiver operator characteristic curves of lactate, CO, CI, and HR at time zero. Empirical ROC curve. Area under the curve values as follow: Lactate 0.828; CO 0.588; CI 0.677; HR 0.626. CO indicates, cardiac output; CI, cardiac index; HR, heart rateBack to article page