Figure 1 | Scientific Reports

Figure 1

From: Long-term effects of a prehospital telemedicine system on structural and process quality indicators of an emergency medical service

Figure 1

(a) EMS missions in Aachen city from 2015 to 2021. Left axis shows absolute numbers of missions, right axis shows percentage out of all rescue missions. + tEMS-p (secondary) = tele-EMS physician accompanied ambulance during a secondary/interhospital transport; + tEMS-p (rescue) = ambulance conducted teleconsultation with tele-EMS physician in a rescue mission; + tEMS-p + EMS-p additional = tele-EMS physician called for additional onsite EMS physician (secondary alarm); + EMS-p additional = ambulanced called for additional onsite EMS physician (secondary alarm); + EMS-p = ambulance and onsite EMS physician; ambulance only = no physician involved; EMS + tEMS p-quota = proportion of rescue mission where a physician is involved EMS p-quota = proportion of rescue missions where an onsite EMS physician is involved. (b) Incidences of EMS missions depending on involved resources. Incidences represent missions per 100.000 per year for ambulance only, involved EMS physician (EMS-p) and involved tele-EMS physician (tEMS-p). Population represents inhabitants of the city of Aachen from the statistical yearbook.

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