In 2024 and as of 30 of April, approximately 240 000 CHIKVD cases and over 90 deaths have been reported worldwide. A total of 18 countries reported CHIKVD cases from the Americas (11), Asia (6), and Africa (1).
Since the beginning of 2024, over 7.5 million dengue cases and over 3 000 dengue-related deaths have been reported from 73 countries/territories. Most cases globally have been reported from the WHO PAHO region, with Brazil reporting most cases.
Diverse groups of experts helped assess the relationships between drivers on an extended time-horizon: assessing either no connection, some connection or a strong connection between two drivers along any of their possible future trajectories.
Since the beginning of 2024, and as of 3 April, no MERS-CoV cases have been reported by WHO or national health authorities. The last reported case was in Saudi Arabia, with date of onset on 26 October 2023.