Table 5

Geometric mean titres (GMT) for hepatitis B surface antibody and percentage of infants with titres ⩾ 1:10

AgeGMTs for hepatitis B% with antibody titres ⩾ 1:10
ABCABC
24 hours 000000
1 month215-150 10ND304ND
3 months915-152 515-151 18574655-151 86
7 months2735-152 420653 92795-151 94

  • ↵5-150 p < 0.05 (A v B);

  • ↵5-151 p < 0.05 (B v C);

  • ↵5-152 p < 0.05 (Av C); all significance values follow Bonferroni's correction for multiple comparisons.

  • A, group A (n = 50); B, group B (n = 52); C, group C (n = 35); ND, not done.