01 — Research

Research

Summaries of research using the CARI+, peer-reviewed papers, research summaries, and supporting methods documentation.

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Methods

Constructing CARI+: a population-weighted index of accessibility for rural Canada

How travel time and distance from dissemination-area centroids to six service-centre size categories combine into a single 0–1 index.

Working paper · 2026

Application

CARI+ Indicator: Access to 24-hour Emergency Departments across rural Canada

Distance and travel-time accessibility to 24h EDs, derived from the Open Database of Healthcare Facilities and the Canadian Road Network File.

Preprint · 2026

Plain language

What is the Canadian Accessibility and Remoteness Index (CARI+), in plain language?

A short explainer on the CARI+, and how we measure how easy or hard it is for rural Canadians to reach hospitals, schools, and other essential services.

Summary · 2026