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Fig. 3 | Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine

Fig. 3

From: Helicopter emergency medical service for time critical interfacility transfers of patients with cardiovascular emergencies

Fig. 3

Difference in mission times (HEMS—GEMS). Duration of all conducted Helicopter Emergency Medical Service (HEMS) missions is plotted against the travel distance for the same mission by ambulance (ground-based distance). The black line with grey shading shows the univariate linear regression model with 95% confidence interval. A negative number indicates that HEMS is expected to be faster than GEMS. Complete case analysis, data was available for 639 of 645 patients (99.1%)

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Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine

ISSN: 1757-7241