Respiratory Infection Statistics

June / July 2025

Respiratory Infection Statistics
June / July 2025
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Respiratory Virus Multiplex PCR and SARS-CoV-2 PCR: All age groups

Comments:

  • The most frequently detected viruses across all age groups during July were:
    • Rhino/enterovirus (23.9%)
    • Influenza A (10.3%)

Epidemiological Week 1–31:

  • SARS-CoV-2: Positivity remained low at 2.7% in week 31.
  • Influenza A and B: Influenza A peaked in week 23 at 32.6%, decreasing to 5.2% in week 31. Influenza B remained low at 0.1%.
  • RSV: Peaked at 29.3% in week 16, decreased to 5.4% in week 31.

Atypical Bacterial Pathogens

Pathogens Covered: Bordetella pertussis, Mycoplasma pneumoniae, Chlamydia pneumoniae, Legionella pneumophila

Comments:

  • B. pertussis, M. pneumoniae, and C. pneumoniae continue to circulate at low levels.
  • Five cases of Legionella pneumophila pneumonia were detected in July.
  • Most B. pertussis cases were in the 1–5 and 6–12 year age groups (29%).
  • Most C. pneumoniae cases were in the 1–5 year age group.
  • Most M. pneumoniae cases were in adults aged 19–64 years.

Paediatric Respiratory Viral Multiplex PCR Data

Comments: Significant findings per age group during July

  • <1 year of age:
    • Rhino/enterovirus (38.5%)
    • RSV (26.5%)
    • Influenza A decreased from 15.5% in June to 4.1% in July
  • 1–5 years of age:
    • Rhino/enterovirus (41.6%)
    • Adenovirus (24.9%)
    • Influenza A decreased from 37.3% in June to 11.5% in July
  • 6–12 years of age:
    • Rhino/enterovirus (32.1%)
    • Adenovirus (9%)
    • Influenza A (9%)