Summary Comments
- Most frequently detected viruses across all age groups during August:
- Rhino/Enterovirus: 29%
- Influenza B: 20.4%
- Epidemiological Week 1–35:
- SARS-CoV-2: Stable over the last 4 weeks.
- Influenza A: Peaked at 43.6% in week 20, declined to 0.9% in week 35.
- Influenza B: Peaked at 26% in week 31, declined to 14.5% in week 35.
- RSV: Peaked at 27.8% in week 13, declined to 3.4% in week 35.
Respiratory Viral Multiplex PCR and SARS-CoV-2 PCR: All Age Groups
July 2024:
- Rhino/Enterovirus: 25.2%
- Rhinovirus: 11.7%
- Metapneumovirus: 6.2%
- SARS-CoV-2: 5.9%
- Adenovirus: 7.4%
- Parainfluenza 1-4: 7.5%
- RSV: 3.8%
- Influenza A: 2%
- Influenza B: 16.2%
August 2024:
- Rhino/Enterovirus: 29%
- Rhinovirus: 13.2%
- Metapneumovirus: 9.7%
- SARS-CoV-2: 6.4%
- Adenovirus: 5.5%
- Parainfluenza 1-4: 1.9%
- RSV: 3.4%
- Influenza A: 1.9%
- Influenza B: 20.4%
Atypical Bacterial Pathogens (Week 1–35)
Bordetella pertussis, Mycoplasma pneumoniae, Chlamydia pneumoniae:
- Continue circulating at low levels
- Legionella pneumophila: 5 cases detected in August
Age Distribution:
Bordetella pertussis:
- 0–6 months: 15%
- 6–12 months: 5%
- 1–5 years: 31%
- 6–12 years: 19%
- 13–18 years: 5%
- 19–64 years: 25%
65 years: 0%
Mycoplasma pneumoniae:
- 0–6 months: 3%
- 6–12 months: 5%
- 1–5 years: 27%
- 6–12 years: 29%
- 13–18 years: 7%
- 19–64 years: 25%
65 years: 4%
Chlamydia pneumoniae:
- 0–6 months: 3%
- 6–12 months: 3%
- 1–5 years: 47%
- 6–12 years: 29%
- 13–18 years: 4%
- 19–64 years: 13%
65 years: 1%
Paediatric Respiratory Viral Multiplex PCR Data (Ages 0–12)
<1 Year Age Group
July 2024:
- Rhino/Enterovirus: 33.6%
- Rhinovirus: 21%
- RSV: 20%
- Metapneumovirus: 10.3%
- Parainfluenza 1-4: 10.3%
- Adenovirus: 12.4%
- SARS-CoV-2: 3.1%
- Influenza B: 7.9%
- Influenza A: 3.8%
August 2024:
- Rhino/Enterovirus: 41.2%
- Rhinovirus: 20.6%
- RSV: 10.4%
- Metapneumovirus: 11.4%
- Parainfluenza 1-4: 10.3%
- Adenovirus: 9.6%
- SARS-CoV-2: 0.2%
- Influenza B: 9.4%
- Influenza A: 3%
1–5 Year Age Group
July 2024:
- Rhino/Enterovirus: 45.8%
- Rhinovirus: 18.8%
- RSV: 14.8%
- Metapneumovirus: 5.2%
- Parainfluenza 1-4: 11%
- Adenovirus: 3.5%
- SARS-CoV-2: 4.9%
- Influenza B: 22%
- Influenza A: 5.8%
August 2024:
- Rhino/Enterovirus: 47.3%
- Rhinovirus: 23%
- RSV: 9.3%
- Metapneumovirus: 5.3%
- Parainfluenza 1-4: 10.3%
- Adenovirus: 5.6%
- SARS-CoV-2: 0.8%
- Influenza B: 22%
- Influenza A: 5%
6–12 Year Age Group
July 2024:
- Rhino/Enterovirus: 41%
- Rhinovirus: 14.5%
- RSV: 3%
- Metapneumovirus: 3.4%
- Parainfluenza 1-4: 5.3%
- Adenovirus: 2.6%
- SARS-CoV-2: 2.5%
- Influenza B: 35%
- Influenza A: 0.5%
August 2024:
- Rhino/Enterovirus: 38.7%
- Rhinovirus: 6.2%
- RSV: 1.9%
- Metapneumovirus: 4.7%
- Parainfluenza 1-4: 1.7%
- Adenovirus: 3.6%
- SARS-CoV-2: 1%
- Influenza B: 38.7%
- Influenza A: 1.5%
Age-Specific Highlights:
- <1 year: RSV positivity dropped from 20% in July to 10.4% in August
- 1–5 years: Influenza B positivity was 22% in August
- 6–12 years: Influenza B remained high, increasing from 35% in July to 38.7% in August
- Metapneumovirus: Increased across all age groups
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