The data source for this report updates as new information becomes available. NSW Health also monitors COVID-19 outbreaks in residential aged-care facilities which are published by the Australian Government and COVID-19 antiviral prescriptions dispensed in NSW. Registration of positive COVID-19 rapid antigen tests (RAT) in NSW ceased on 30 September 2023 and notifications now only reflect cases referred by a doctor for PCR. The Public Health, Rapid, Emergency and Syndromic Surveillance (PHREDSS) data, COVID-19 sewage surveillance program, whole genome sequencing (WGS) data and sentinel laboratory respiratory virus test results are currently of most value for monitoring COVID-19 and other respiratory viruses of importance in the community. These changes affect the usefulness of notifications for monitoring virus activity and community transmission over time. This is due to the changes in testing, notification patterns and levels of respiratory virus, including COVID-19, in the community. NSW Health continually reviews the methods used to monitor respiratory virus activity in New South Wales. Influenza transmission is however persisting in the community for a longer time period in 2023 than in previous years and influenza PCR test positivity increased from 4.5% to 5.1% in the previous week. Overall, influenza and RSV activity was stable with small declines in notifications (6.6% and 7.3% respectively). Latest respiratory surveillance report summary Summary of epidemiological fortnight ending 2 December 2023 COVID-19 summaryĬOVID-19 activity was stable in the past fortnight except for gene detections in sewage which continue to increase COVID-19 polymerase chain reaction (PCR) test positivity was 10.8%.
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