Additional file 1: of Ambulance use is not associated with patient acuity after road traffic collisions: a cross-sectional study from Addis Ababa, Ethiopia

Table S1. Factors associated with ambulance arrival among RTC patients referred from another institution, AaBET Hospital, Addis Ababa. (DOCX 15 kb

Additional file 2: of Ambulance use is not associated with patient acuity after road traffic collisions: a cross-sectional study from Addis Ababa, Ethiopia

Table S2. Factors associated with ambulance arrival among RTC patients arriving from the scene, AaBET Hospital, Addis Ababa. (DOCX 14 kb