From: Use of pre-hospital emergency medical services in urban and rural municipalities over a 10 year period: an observational study based on routinely collected dispatch data
Without PEP
With PEP
IRR (CI)
Rural (reference)
1
Small town
1.2 (1.2–1.3)*
1.1 (1.1–1.2)*
Large town
1.8 (1.6–1.9)*
1.3 (1.2–1.3)*
Medium-sized city
2.2 (2.0–2.5)*
1.5 (1.4–1.7)*
Large city
3.0 (2.2–4.0)*
1.5 (1.2–2.0)*