Evaluation of the safety and immunogenicity in United Kingdom laboratory workers of a combined Haemophilus influenzae type b and meningococcal capsular group C conjugate vaccine

Table 2 Proportions of subjects with anti-tetanus toxoid IgG antibody concentrations ≥ 0.10/1.0 IU/mL and geometric mean concentrations with 95% confidence intervals at baseline and following vaccination with Hib/MenC-TT

	Baseline	Following vaccination
N (%) with anti-tetanus toxoid IgG concentrations ≥ 0.10 IU/mL	26/29 (90%)	28/29 (97%)
N (%) with anti-tetanus toxoid IgG concentrations ≥ 1.00 IU/mL	13/29 (45%)	28/29 (97%)
Anti-tetanus toxoid GMC (95% CI) IU/mL	0.77 (0.47 – 1.27)	8.20 (4.65 – 14.46)

ISSN: 1745-6673