Influenza, respiratory syncytial virus and SARS-CoV-2 

– Influenza A detection rates continued to decline during July, dropping below 2% in week 30 (week ending 30 July). 

– Influenza B percentage positivity has remained below 1% throughout 2023 thus far. 

– RSV percentage positivity was stable at approximately 4-7% overall. While the highest detection rates were again noted in infants <1 year of age, the percentage positivity declined to 15.9% in week 30 in this age group and to 4.4% in children aged 1-5 years. 

– SARS-CoV-2 percentage positivity has remained below 10% since week 20 (week ending 21 May). 

Respiratory Pathogen Statistics July 2023