Table 1 Population classification based on the risk of exposure to HCV infection.

From: Characterizing trends and associations for hepatitis C virus antibody prevalence in the Middle East and North Africa: meta-regression analyses

Population

Definition

Examples

General population

The wider population in any country that is typically at low risk of exposure to HCV infection

Blood donors, children, pregnant women, and household-based survey participants

Populations at intermediate risk

Populations at a higher risk of exposure to HCV infection than the general population, but at a lower risk of exposure than populations at high risk

Healthcare workers, prisoners, and patients with diabetes

High-risk clinical populations

Populations at a high risk of exposure to HCV infection due to frequent exposures to blood transfusion and/or medical injections

Thalassemia, hemophilia, and hemodialysis patients

Other special clinical populations

Clinical populations in whom the risk of exposure to HCV infection is uncertain

Patients with dermatological manifestations and renal disorders

Populations with liver-related conditions

Patients with liver-related conditions that could be related to clinical disease manifestations of HCV infection

Patients with liver cirrhosis, hepatocellular carcinoma, and chronic liver disease

People who inject drugs

People who inject drugs who are at a high risk of exposure to HCV infection due to sharing of injecting equipment

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  1. Abbreviations: HCV, hepatitis C virus.