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Toppage > Surveillance > Infectious Agents Surveillance Report (IASR) > IASR Vol.43 No.11 (No. 513) November 2022 Influenza 2021/22 season, Japan

IASR Vol.43 No.11 (No. 513) November 2022 Influenza 2021/22 season, Japan

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Influenza 2021/22 season, Japan

  • Trends in influenza occurrence in the 2021/22 season in Japan
  • Analysis of influenza viruses isolated in the 2021/22 season in Japan
  • Influenza vaccination coverage and seroprevalence of influenza, Japan-FY 2021, National Epidemiological Surveillance of Vaccine-Preventable Diseases
  • Global influenza activity in 2021/22
  • Update on avian and swine influenza virus infections in humans
  • Detection of highly pathogenic avian influenza virus subtype H5N1 in wild birds and wild mammals in Hokkaido Prefecture, Japan
  • Usefulness of multilayered indicators in sentinel surveillance: trends and levels of seasonal influenza based on the number of reports per sentinel site from the National Epidemiological Surveillance of Infectious Diseases program and the number of tests, number of positives, and test positivity from the National Hospital Organization
  • Public health response to a paralytic poliomyelitis case and detection of poliovirus in wastewater in New York, June-August 2022
  • Nucleotide sequence analysis of SARS-CoV-2 variants detected in wastewater
  • Analysis of genome contents and virus isolation rates of saliva specimens from overnight care facility residents during the SARS-CoV-2 Omicron epidemic
  • Trends in secondary attack rates of COVID-19 by variant epidemic period
  • Pathogens detected in confirmed and suspected COVID-19 cases reported in the NESID Infectious Agents Surveillance System (January 2020 to November 2022)

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