Encounter Triage Level


Definition

Triage level categorizes the person’s health concern(s) according to the type and severity of their presenting signs and symptoms

Data element maturity

0: In development

Data Element Guidance​

For example, the Canadian Triage and Acuity Scale (CTAS) is a commonly used scale to determine the triage level in pre-hospital settings or emergency departments. This scale was developed by the Canadian Association of Emergency Physicians (CAEP).

Recommended Terminologies

Terminology foundation
Canadian Association of Emergency Physicians (CAEP) Canadian Triage and Acuity Scale (CTAS)
Value set examples
  • CTAS Level 1
  • CTAS Level 2
  • CTAS Level 3
  • CTAS Level 4
  • CTAS Level 5

Note: This is the full value set.

Value set maturity

1: Draft

Value set guidance

n/a

Contact us

If you have questions about this initiative, would like to be added to our stakeholder notification list or would like to participate in our consultations, please email us.

connectedcare@cihi.ca

How to cite:

Canadian Institute for Health Information. Encounter Triage Level. Accessed November 02, 2026.