Hepatitis B Response of Premature Infants after Primary and Booster Immunisation with a Diphtheria-Tetanus-Acellular Pertussis-Hepatitis B-Inactivated Poliovirus/Haemophilus Influenzae Type B Vaccine

Table 3

Post-primary anti-HBs seroprotection rates and GMCs by birth weight (ATP cohort for immunogenicity).

		Seroprotection			GMC
Birth weight (kg)	N	n	%	95% CI	mIU/ml	95% CI
≥2.0	17	14	82.4	156.6–96.2	493.9	147.2–1657.0
≥1.5<2.0	23	22	95.7	78.1– 99.9	933.8	418.8–2081.8
≥1.0<1.5	26	26	100	86.8–100	1294.5	882.5–1898.6
<1.0	25	23	92.0	74.0–99.0	250.7	122.0–515.1