Fig. 6.
Predicteda relative risk of measles in infants in a populated area, by proportion of susceptible infantsb
Infants were regarded as not covered by vaccination if they did not receive their first measles vaccine dose.
Infants were regarded as not immunized if either they were not covered by vaccination or they failed to seroconvert following the first vaccine dose.
a Predicted by the model (see text).
b Infants were susceptible to measles because of poor vaccination coverage in preceding years or because they failed to seroconvert.
