TABLE 2.

Measles-neutralizing serum antibody concentrations in infants in 2006 according to their mothers’ year of birth in France

Mothers’ birth yearaNo. of infants born (n = 347)No. of infants with Ab concn over detection limitbGMC (mIU/ml) (95% CI)c
Before 1983325132212.1 (159.7-281.6)
After 1983227128.6 (28.1-588.4)
  • a The measles vaccination schedule was introduced in France in 1983.

  • b Ab, antibody.

  • c GMCs were available for 140 infants; the year of the mother's birth was available for 139 infants. No significant differences were observed for GMCs between the two infant groups (P = 0.43).