In Canada, the number of adults affected by IPD has remained high (especially among the elderly), ranging from 23-29 out of 100,000 people.
* Data obtained from the Canadian Notifiable Disease Surveillance System
† Based on preliminary data
Incidence rate of IPD cases aged 20 years and older, by age group and year, Canada, 2001-20117
Since 2006, there has been an increase in IPD cases in adults over the age of 60.