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. 2022 Apr 7;13:765165. doi: 10.3389/fneur.2022.765165

Figure 2.

Figure 2

Emergency medical services (EMS) performance before and after the EMS training. (A) Positive predictive value (PPV) for identification of stroke patients. (B) Onset-to-door time ≤ 90 min rate stratified by EMS location.