Weekly Report

Week 10 2025

Article source: Date time:2025-03-13 
Download:China flu report 2510.pdf

Summary

 

Influenza detections declined in the southern provinces and northern provinces. A(H1N1)pdm09 was predominated. There were 23 ILI outbreaks reported in this week.





Among influenza viruses antigenically characterized by CNIC since October 1, 2024, 2376(98.3%) influenza A(H1N1)pdm09 viruses were characterized as A/Victoria/4897/2022-like; 51(61.4%) influenza A(H3N2) viruses were characterized as A/Thailand/8/2022(egg)-like, 56(67.5%) influenza A(H3N2) viruses were characterized as A/Thailand/8/2022(cell)-like; 39(95.1%) influenza B/Victoria viruses were characterized as B/Austria/1359417/2021-like.




 

Among the influenza viruses tested by CNIC for antiviral resistance analysis since October 1, 2024, all but 61 influenza A(H1N1)pdm09 were sensitive to neuraminidase inhibitors, all A(H3N2) and B viruses were sensitive to neuraminidase inhibitors; all A(H1N1)pdm09, A(H3N2) and B viruses were sensitive to endonuclease inhibitors.