Table 1 Hepatitis B and C virus markers among individuals from Amerindian tribes and urban areas of Tocantinopolis city (n = 948)
Number Tested | HBsAg - anti-HBc + anti-HBs + (HBV cleared infection) | HBsAg - anti-HBc + anti-HBs - (Chronic inactive/immune controlled HBV infection) | HBsAg - anti-HBc – anti-HBs + (HBV Vaccination group) | HBsAg + anti-HBs – (HBV active infection) | HBsAg – anti-HBc - anti-HBs – (HBV susceptible individuals) | anti-HCV + | |
|---|---|---|---|---|---|---|---|
Total population studied | 948 (100%) | 120 (12.6%) | 18 (1.9%) | 268 (28.3%) | 4 (0.4%) | 538 (56.7%) | 8 (0.8%) |
Sex | |||||||
Female | 505 (53.3%) | 56 (11.1%) | 9 (1.8%) | 143 (28.3%) | 2 (0.4%) | 296 (58.6%) | 1 (0.2%) |
Male | 443 (46.7%) | 64 (14.4%) | 9 (2.0%) | 125 (28.2%) | 2 (0.4%) | 242 (54.6%) | 7 (1.6%) |
Age group (years) | |||||||
0–20 | 438 (46.2%) | 9 (2.0%) | 3 (0.7%) | 166 (0.4%) | 2 (0.4%) | 258 (58.9%) | 0 (0.0%) |
21–40 | 277 (29.2%) | 31 (11.2%) | 0 (0.0%) | 88 (31.7%) | 1 (0.4%) | 157 (56.6%) | 4 (1.4%) |
41–60 | 142 (14.9%) | 49 (34.5%) | 5 (3.5%) | 9 (6.3%) | 1 (0.7%) | 78 (54.9%) | 3 (2.1%) |
> 60 | 91 (9.6%) | 31 (34.1%) | 10 (11.0%) | 5 (5.5%) | 0 (0.0%) | 45 (49.4%) | 1 (1.1%) |
Location | |||||||
Amerindian tribes | 603 (63.6%) | 78 (12.9%) | 11 (1.8%) | 164 (27.2%) | 3 (0.5%) | 348 (57.7%) | 7 (1.2%) |
Prata village | 53 (5.6%) | 2 (3.8%) | 0 (0.0%) | 24 (45.3%) | 0 (0.0%) | 27 (50.9%) | 0 (0.0%) |
Girassol village | 89 (9.4%) | 16 (17.9%) | 0 (0.0%) | 14 (15.7%) | 1 (1.1%) | 58 (65.2%) | 1 (1.1%) |
Mariazinha village | 206 (21.7%) | 29 (14.1%) | 1 (0.5%) | 51 (24.7%) | 1 (0.5%) | 124 (60.2%) | 3 (1.4%) |
Riachinho village | 18 (1.9%) | 3 (16.6%) | 0 (0.0%) | 6 (33.3%) | 0 (0.0%) | 9 (50.0%) | 0 (0.0%) |
Serrinha village | 66 (7.0%) | 1 (1.5%) | 0 (0.0%) | 17 (25.7%) | 0 (0.0%) | 48 (72.7%) | 1 (1.5%) |
Folha Grossa village | 171 (18.0%) | 27 (15.8%) | 10 (5.8%) | 52 (30.4%) | 1 (0.6%) | 82 (0.5%) | 2 (1.2%) |
Non-Amerindian (Urban areas) | 345 (36.4%) | 42 (12.2%) | 7 (2.0%) | 128 (37.1%) | 1 (0.3%) | 191 (55.4%) | 1 (0.3%) |
Cacau urban area | 60 (6.3%’) | 3 (5.0%) | 1 (1.7%) | 12 (20.0%) | 0 (0.0%) | 44 (73.3%) | 1 (1.7%) |
Mumbuco urban area | 81 (8.5%) | 9 (11.1%) | 1 (1.2%) | 32 (39.5%) | 0 (0.0%) | 39 (48.1%) | 0 (0.0%) |
BelaVista urban area | 10 (1.0%) | 2 (20.0%) | 0 (0.0%) | 2 (20.0%) | 0 (0.0%) | 6 (60.0%) | 0 (0.0%) |
Urban area block 18 | 84 (8.9%) | 10 (11.2%) | 3 (3.6%) | 25 (29.7%) | 1 (1.2%) | 45 (53.6%) | 0 (0.0%) |
Urban area block 22 | 61 (6.4%) | 5 (8.2%) | 2 (3.3%) | 21 (34.4%) | 0 (0.0%) | 33 (54.1%) | 0 (0.0%) |
Tocantinópolis Downtown | 49 (5.2%) | 13 (26.5%) | 0 (0.0%) | 36 (73.5%) | 0 (0.0%) | 24 (49.0%) | 0 (0.0%) |