Table 4 Analysis of the relationship between HBV infection and thalassemia mutations in the retrospective cohort used in the validation phase.

From: Positive association between chronic hepatitis B virus infection and anemia in pregnancy in Southern China

 

Healthy controls (n = 129)

HBV infection (n = 86)

OR (95% CI)

P values

Non-thalassemia carrier

87 (67.4%)

58 (67.4%)

  

Thalassemia carrier (total)

42 (32.6%)

28 (32.6%)

1.00 (0.55–1.76)

n.s.

α-thalassemia silent carrier

24 (18.6%)

20 (23.3%)

1.25 (0.63–2.42)

n.s.

α-thalassemia minor

17 (13.1%)

7 (8.1%)

0.62 (0.24–1.67)

n.s.

β-thalassemia minor

1 (0.01%)

0 (0%)

0.00 (0.00-13.66)

n.s.

α-thalassemia minor + β-thalassemia minor

0 (0%)

1 (0.01%)

∞ (0.16-∞)

n.s.

  1. HBV hepatitis B virus, OR odd ratio.