Figure 2

Number of patients with traumatic out-of-hospital cardiac arrest divided by transportation time. (A) Number of patients with traumatic out-of-hospital cardiac arrest (t-OHCA) treated without emergency department thoracotomy (EDT). (B) Number of patients with t-OHCA treated with EDT. Crude numbers of patients in each minute of transportation time were shown with survival status at discharge. The longest transportation time for survivors was 8 min in patients treated with EDT (B) and 23 min in those without EDT (A).