Figure 1 | Scientific Reports

Figure 1

From: Association of a simple SACAF score with bystander witnessed sudden death due to ventricular tachyarrhythmias in a multicenter cohort

Figure 1

Flow diagram depicting the enrollment of witnessed out-of-hospital cardiac arrest (OHCA) patients. Of the 1024 witnessed OHCA patients in NTUH, CGMH-LK, CMUH, VGHTC, and CGMH-KH between January 1, 2013, and December 31, 2019, 811 patients had complete AED data. After excluding patients with incomplete demographic data (n = 3) or no 12-lead ECG records before OHCA events (n = 347), a total of 461 patients were included in the analysis. There were 81 patients with initial shockable VT/VF rhythm and 380 patients with non-shockable rhythm. AED, Automated External Defibrillator; CGMH-KH, Kaohsiung Chang Gung Memorial Hospital; CGMH-LK, Chang-Gung Memorial Hospital at Lin-Ko; CMUH, China Medical University Hospital; NTUH, National Taiwan University Hospital; VGHTC, Taichung Veterans General Hospital; VT, ventricular tachycardia; VF, ventricular fibrillation.

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