Figure 4

Rubella serology results among 15–49 year old females in Ontario who had a single prenatal test by age, 2006–2010 (N = 375,219 patients). This figure presents rubella serology results among women who had a single prenatal test between 2006 and 2010 in Ontario, by age at the time the test was conducted. In general, susceptibility to rubella declined with increasing age; women between 15 and 19 years of age had the highest susceptibility to rubella followed by women 20–24 years old.