Chikungunya virus disease - Annual Epidemiological Report for 2021

Surveillance report
Publication series: Annual Epidemiological Report
Time period covered: This report is based on data for 2021 retrieved from The European Surveillance System (TESSy) on 25 October 2022.

European Centre for Disease Prevention and Control. Chikungunya virus disease. In: ECDC. Annual epidemiological report for 2021. Stockholm: ECDC; 2023.

For 2021, 24 countries reported 12 cases of chikungunya virus disease, of which all were confirmed. This was the lowest number of cases reported at the EU/EEA level since 2017.

The EU/EEA notification rate was <0.1 cases per 100 000 population. All cases were aged 25–64 years.

The majority of these cases were probably infected in Africa (n=4; 40%) and Asia (n=4; 40%). No autochthonous transmission of chikungunya virus occurred within the EU/EEA.