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Table 1 Hepatitis groups, available NHANES test results and number of women in study sample

From: Association of markers of chronic viral hepatitis and blood mercury levels in US reproductive-age women from NHANES 2001–2008: a cross-sectional study

Hepatitis group

NHANES tests available and results to be in group

No. women in sample

Hepatitis A

Current or past infection or immunization

Anti-HAVT positive

1,466

No infection or immunization

Anti-HAVT negative

2,638

Hepatitis B

Current infection

Anti-HBc positive, anti-HBs negative

40

- Active infection

As for current infection, plus HBsAg positive

11

- Inactive carrier

As for current infection, plus HBsAg negative

29

Resolved (past) infection

HBsAg negative, anti-HBc positive, anti-HBs positive

145

Immunized

HBsAg negative, anti-HBc negative, anti-HBs positive

1,520

No infection or immunization

HBsAg negative, anti-HBc negative, anti-HBs negative

3,383

Hepatitis C

Current or past infection

Anti-HCV positive

70

No infection

Anti-HCV negative

5,001