Key Points

• Measles Outbreak Since November 2017

• As of March 26, 2018, 1,232 cases reported since November 6, 2017

• More than 1,150 cases (94%) reported since January 1, 2018

• 69 departments have reported cases

• 57% of cases (n=708) have been reported in the Nouvelle-Aquitaine region

• Highest incidence among children under 1 year of age: 10.7 cases per 100,000 inhabitants

• More than 20% of cases were hospitalized

• 86% of measles cases occurred in unvaccinated or inadequately vaccinated individuals