| Cohort | Definition |
|---|---|
| Asymptomatic people not at high risk for HCV infection | Non-Aboriginal, nonimmigrant asymptomatic people (not suspected of having HCV infection) aged 15-79 yr living in Canada |
| Immigrant populations with high prevalence | People aged 15-79 yr granted the right to live in Canada permanently (including all landed immigrants, permanent residents, refugees and granted Canadian citizens); excludes those born outside Canada who are Canadian citizens by birth |
| Specific birth cohort (25-64 yr) | People aged 25-64 yr living in Canada |
| Specific birth cohort (45-64 yr) | People aged 45-64 yr living in Canada |
Note: HCV = hepatitis C virus.