Abstract / Summary
We compared data from the 2015 and 2024 pertussis epidemics in New South Wales, Australia. In 2024, we found twice as many notifications and a shift in distribution to older children. COVID-19 interventions and lack of circulation of pertussis likely contributed to an age cohort immunity gap and increased infections.
Topics
pertussisBordetella pertussisbacteriabacterial infectionrespiratory infectionswhooping coughOpen access