IgG Geometric Mean Titer and Seroconversion at 30–35 Months After Vaccination
IgA
Baseline (day 0) anti-Vi IgG antibody geometric mean titer (GMT) was similar for all three groups. As reported previously, titers increased at 28 days after TCV immunization (Anti-Vi antibody titers. (A) Anti-Vi IgG antibody titers before vaccination (Day 0), 28 days and 30–35 months after vaccination. (B) Anti-Vi IgA antibody titers 28 days and 30–35 months after vaccination. Circles and triangles represent the log