Table 3 Prevalences of HBV, HCV, HIV, and Syphilis serological markers in manual sugar cane cutters in the Northeast and Central regions of Brazil, 2016 (n = 937)
Serological markers | Positive | (CI 95%)a | |
|---|---|---|---|
n | % | ||
Isolated HBsAg | 1 | 0.1 | 0.0–0.6 |
HBsAg + anti-HBc | 6 | 0.6 | 0.3–1.4 |
Anti-HBs + anti-HBc | 92 | 9.8 | 8.1–11.9 |
Anti-HBc alone | 50 | 5.3 | 4.1–7.0 |
Lifetime HBV infection | 149 | 15.9 | 13.7–18.4 |
Anti-HBs alone | 193 | 20.6 | 18.1–23.3 |
Anti-HCV | 0 | – | |
Lifetime Syphilis (TT)b | 23 | 2.5 | 1.6–3.6 |
Active Syphilis (TTb and VDRLc) | 11 | 1.2 | 0.6–2.1 |
Anti-HIV | 3 | 0.3 | 0.1–1.0 |