Summary Comments
- Most frequently detected viruses during March 2023 (all age groups):
- Rhino/Enterovirus: 33.2%
- RSV A&B: 29.7%
- Rhinovirus: 23.9%
- Epidemiological Weeks 1–13:
- SARS-CoV-2: Circulation ranged between 11.2% and 16.7%, with a slight increase between weeks 9–11.
- RSV A&B: Increased sharply from week 7, peaking at 32.2% in week 11.
- Pertussis:
- B. pertussis: 119 cases
- B. parapertussis: 17 cases
- Highest detection in:
- 0–6 months: 25.2%
- 1–5 years: 25.2%
- 6–12 years: 21%
B. pertussis and B. parapertussis Cases (by Week 1–13)
B. pertussis cases per week:
8, 7, 5, 16, 13, 4, 6, 8, 9, 9, 7, 11, 16
B. parapertussis cases per week:
0, 1, 0, 2, 3, 2, 2, 1, 0, 1, 2, 2, 1
Percentage of Specimens Positive: Respiratory Viral Multiplex PCR and SARS-CoV-2 PCR
February 2023:
- Rhino/Enterovirus: 39.4%
- Rhinovirus: 36.1%
- RSV A&B: 18.6%
- SARS-CoV-2: 13.4%
- Parainfluenza 1-4: 11.5%
- Adenovirus: 7.6%
- Human metapneumovirus: 11.0%
- Influenza A: 3.5%
March 2023:
- Rhino/Enterovirus: 33.2%
- Rhinovirus: 23.9%
- RSV A&B: 29.7%
- SARS-CoV-2: 15.3%
- Parainfluenza 1-4: 4.4%
- Adenovirus: 3.9%
- Human metapneumovirus: 3.1%
- Influenza A: 4.6%
Weekly SARS-CoV-2, RSV, and Influenza A Positivity (%)
SARS-CoV-2 (Week 1–13):
11.2, 12.8, 13.1, 11.8, 10.9, 13.7, 12.7, 13.9, 15.9, 16.7, 15.3, 14.8, 13.2
RSV A&B (Week 1–13):
5.6, 3.1, 4.8, 6.7, 7.5, 10.1, 18.9, 24.8, 27.6, 30.4, 32.2, 29.1, 27.8
Influenza A (Week 1–13):
3.5, 3.8, 2.7, 2.3, 2.2, 1.7, 1.6, 2.7, 3.6, 4.3, 5.3, 6.2, 4.6
Paediatric Respiratory Viral Multiplex PCR Data (Ages 0–12)
<1 Year Age Group
February 2023:
- RSV A&B: 48.4%
- Rhino/Enterovirus: 37.7%
- Rhinovirus: 23.2%
- Adenovirus: 9.5%
- Parainfluenza 1-4: 11.9%
- SARS-CoV-2: 9.1%
- Influenza A: 3.8%
March 2023:
- RSV A&B: 54.4%
- Rhino/Enterovirus: 37.7%
- Rhinovirus: 23.2%
- Adenovirus: 8.8%
- Parainfluenza 1-4: 5.3%
- SARS-CoV-2: 3.0%
- Influenza A: 3.6%
1–5 Years Age Group
February 2023:
- Rhino/Enterovirus: 56.6%
- RSV A&B: 40.8%
- Rhinovirus: 34.4%
- Adenovirus: 18.0%
- SARS-CoV-2: 8.0%
- Parainfluenza 1-4: 17.3%
- Influenza A: 3.6%
March 2023:
- Rhino/Enterovirus: 46.8%
- RSV A&B: 40.8%
- Rhinovirus: 34.4%
- Adenovirus: 16.0%
- SARS-CoV-2: 6.2%
- Parainfluenza 1-4: 5.9%
- Influenza A: 4.2%
6–12 Years Age Group
February 2023:
- Rhino/Enterovirus: 39.9%
- Rhinovirus: 36.3%
- RSV A&B: 7.4%
- Adenovirus: 12.9%
- SARS-CoV-2: 8.1%
- Parainfluenza 1-4: 8.4%
- Influenza A: 3.7%
March 2023:
- Rhino/Enterovirus: 26.7%
- Rhinovirus: 20.2%
- RSV A&B: 14.9%
- Adenovirus: 13.1%
- SARS-CoV-2: 5.4%
- Parainfluenza 1-4: 1.2%
- Influenza A: 2.9%
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