Pertussis - Annual Epidemiological Report for 2023

In 2023, 26 033 cases of pertussis were reported by 29 EU/EEA countries. Two countries (Croatia and Denmark) accounted for more than 40% of all reported cases. The notification rate in 2023 was 6.7 cases per 100 000 population, which was a significant increase compared to the previous three years, but lower than 2019, when it was 9 cases per 100 000 population. Adolescents between 10 and 14 years and infants below the age of one year were the most affected age group, with notification rates of 34.1 and 33.4 per 100 000 population. Individuals aged ≥ 15 years accounted for 52% of all cases reported.