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INFORMATION FOR

2023 Seasonal or Epidemic Viruses Detected

Number of Positive Samplesa,b
a : Samples tested may be obtained from patients at Yale New Haven Hospital, from other hospitals in the region, from community doctors’ offices or clinics
b : PCR is predominant test used, unless otherwise stated
c : ELISA not PCR
d : West Nile based on IgM in CSF or serum; rarely PCR. No. positive patients, not samples. Week reflects when result reported.
e : Powassan based on IgM in CSF or serum. No. positive patients, not samples. Week reflects when result reported.
f : SARS CoV-2 Testing started on 03/13/2020.
RSV, respiratory syncytial virus; HMPV, human metapneumovirus; CoV, coronaviruses 229E, OC43, NLS63 and HKU1
2023 RSV Flu A Flu B SARS CoV-2f Paraflu1,2,3,4 Adeno HMPV Rhino CoV Entero Parecho Rotac Noro WNVd Powassane

1/22/-1/28/2023 16 8 1 456 7 5 12 22 2 0 1 0 3 0 0
1/15/-1/21/2023 19 18 2 516 4 4 11 20 3 0 0 0 4 0 0
1/8/-1/14/2023 28 57 1 587 3 14 11 16 2 0 0 0 2 0 0
1/1/-1/7/2023 39 137 1 681 5 9 13 21 3 0 0 0 1 0 0
January

2023 Influenza Type A Subtype results

2023 Total Subtyped pdmH1 H3
1/22-1/28/2023 1 0 1
1/15-1/21/2023 24 12 12
1/8-1/14/2023 0 0 0
1/1-1/7/2023 7 3 1
January

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