Fig. 1From: Risk score to predict false-positive ST-segment elevation myocardial infarction in the emergency department: a retrospective analysisFlow chart showing the critical pathway activation protocol and study enrolment. The derivation and internal validation cohorts were extracted from hospital A; the external validation cohort was extracted from hospital B. CP, critical pathway; STE, ST elevation; LBBB, left bundle branch block; ECG, electrocardiography; STEMI, ST-segment elevation myocardial infarctionBack to article page