Fig. 4From: Diagnostic utility of capnography in emergency department triage for screening acidemia: a pilot studyReceiver operating curves of EtCO2 (c = 0.85, 95% CI 0.76–0.94, p = 0.00) and RR (c = 0.6, 95% CI 0.51–0.75, p = 0.03) for predicting acidemiaBack to article page