Table 2 Absolute and relative frequencies of serological markers for viral hepatitis among individuals from Yanomami, Brazil

HBsAg

7/78

(8.9)

11/126

(8.7)

6/105

(5.7)

14/121

(11.6)

38/430

(8.8)

Anti-HBs

25/49^b1

(51.0)

43/75^b1

(57.3)

31/71^b1

(43.6)

42/90^b2

(46.7)

141/285

(49.4)

Anti-HBc

34/69

(49.3)

63/113

(55.7)

29/89

(32.6)

45/105

(42.8)

171/376

(45.5)

Anti-HCV

4/78

(5.1)

2/126

(1.6)

1/105

(0.9)

2 /121

(1.6)

9/430

(2.1)

Anti-HDV^a

 HBsAg+

0/6

(0)

0/10

(0)

2/6

(33.3)

2/10

(20.0)

4/32

(12.5)

 Anti-HBc+

1/2

(50.0)

0/19

(0)

1/7

(14.3)

2/27

(7.4)

4/55

(7.3)