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