TABLE 1

IgG GMCs (µg/mL) at 2 and 5 Months of Age

Antibody2 mo GMC (95% CI)5 mo GMC (95% CI)
mTdaP, n = 30No mTdaP, n = 121PmTdaP, n = 15No mTdaP, n = 73P
PT3.53 (2.18 to 5.71)1.49 (1.28 to 1.74)<.00137.15 (26.08 to 52.93)44.07 (37.89 to 51.26).35
FHA17.50 (10.63 to 28.95)3.36 (2.79 to 4.05)<.00123.04 (16.17 to 32.85)45.55 (37.64 to 55.12).003
Fim 2&333.58 (17.04 to 66.17)4.13 (3.15 to 5.41)<.001119.55 (66.90 to 213.63)135.14 (100.86 to 181.08).72
Tetanus1.06 (0.55 to 2.04)0.15 (0.12 to 0.19)<.0011.76 (1.14 to 2.72)1.44 (1.20 to 1.74).37
Diphtheria0.16 (0.09 to 0.29)0.03 (0.02 to 0.03)<.0010.55 (0.30 to 1.00)1.08 (0.91 to 1.27).003
  • Due to the design of the vaccination study, fewer infants were sampled at 5 months of age.