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Fig. 2 | BMC Emergency Medicine

Fig. 2

From: Helicopter emergency medical service (HEMS) activity after increased distance to out-of-hours services: an observational study from Norway

Fig. 2

HEMS dispatches in Sogn og Fjordane, 2004–2013. Left, monthly total calls. Right, calls per 1000 inhabitants. The red dotted line indicates the fitted quasipoisson model with breakpoint, and the red solid line indicates further adjustment for seasonality. SYS-IKL: Nine municipalities in Sogn og Fjordane with one large inter-municipal casualty clinic. MOS: Municipalities outside SYS-IKL in Sogn og Fjordane with both municipal and inter-municipal casualty clinics

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