Table 3.
Characteristics of 6 infants who had HBsAg in their umbilical cord blood
| Cases | Mothers (Venous Blood) | At delivery (umbilical Cord Blood) | Six-month-old infants (DBS) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Age (year) |
Viral load (copies/mL) |
HBeAg | HBsAg | Viral load (copies/mL) |
HBeAg | Anti-HBc | Sex | Vaccinationa | HBIG received |
HBsAg | Viral load (copies/mL) |
HBeAg | Anti-HBc | Anti-HBs | |
| 1 | 30 | 1.2 × 109 | ( +) | ( +) | 1.6 × 106 | ( +) | ( +) | Female | Completed | Yes | ( +) | 1.8 × 109 | ( +) | ( +) | (-) |
| 2 | 29 | 6.7 × 107 | ( +) | ( +) | 8.1 × 104 | ( +) | ( +) | Male | Completed | No | (-) | N/A | N/A | (-) | ( +) |
| 3 | 33 | 9.3 × 105 | ( +) | ( +) | 1.6 × 102 | ( +) | ( +) | Female | Completed | No | (-) | N/A | N/A | (-) | ( +) |
| 4 | 33 | 2.3 × 104 | (-) | ( +) | Undetermined | (-) | ( +) | Female | Completed | No | (-) | N/A | N/A | (-) | (-) |
| 5 | 24 | 2.7 × 107 | ( +) | ( +) | Undetermined | ( +) | ( +) | Female | Lost to Follow-up | ||||||
| 6 | 30 | 2 × 103 | ( +) | ( +) | Undetermined | ( +) | ( +) | Male | Completed | No | (-) | N/A | N/A | (-) | ( +) |
N/A Not applicable
aHepatitis B vaccination at birth within 24 h and pentavalent doses at 6 weeks, 10 weeks, and 14 weeks of age