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Table 1 Groups of study participants and family members based on the serological test results

From: Prevalence and risk factors of hepatitis B and C virus infections in an impoverished urban community in Dhaka, Bangladesh

Positive test results Study participants (n = 1997) Under-5 children (n = 208) Family members (n = 246) Interpretation
1. HBsAg 14 (0.7%) 5 (2.4%) 0 Acute or chronic HBV infection
2. Anti-HBc 452 (22.6%) 34 (16.3%) 74 (30%) Exposure to HBV, which may be acute, chronic or resolved infection
3. Both HBsAg and anti-HBc 116 (5.8%) 21 (10%) 22 (8.9%) Acute or chronic HBV infection
4. Anti-HCV 4 (0.2%) 0 0 Present or previous HCV infection
5. Both anti-HBc and anti-HCV 5 (0.3%) 0 1 (0.4%) Mixed HBV and HCV infections