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Influenza virus subtyping in 2019

The information is based on testing of influenza virus isolates obtained from cell culture, and intends to provide a profile on the proportion of circulating strains. The date refers to specimen reception by the laboratory.

Week number Date Type A total Type A subtype H1 Type A subtype H3 Type A subtype H5 Type A subtype H7 Type A subtype H9 Type B total Type B (Victoria lineage) Type B (Yamagata lineage)
1 30/12/2018 - 05/01 135 115 20 0 0 0 1 1 0
2 06/01 - 12/01 123 107 16 0 0 0 2 0 2
3 13/01 - 19/01 161 138 23 0 0 0 4 4 0
4 20/01 - 26/01 148 130 18 0 0 0 1 1 0
5 27/01 - 02/02 96 81 15 0 0 0 3 2 1
6 03/02 - 09/02 81 56 25 0 0 0 5 4 1
7 10/02 - 16/02 107 78 29 0 0 0 3 2 1
8 17/02 - 23/02 103 77 26 0 0 0 4 4 0
9 24/02 - 02/03 120 78 42 0 0 0 9 9 0
10 03/03 - 09/03 114 64 50 0 0 0 7 7 0
11 10/03 - 16/03 114 68 46 0 0 0 8 8 0
12 17/03 - 23/03 98 51 47 0 0 0 12 12 0
13 24/03 - 30/03 128 61 67 0 0 0 9 8 1
14 31/03 - 06/04 102 41 61 0 0 0 10 10 0
15 07/04 - 13/04 68 19 49 0 0 0 19 18 1
16 14/04 - 20/04 56 21 35 0 0 0 29 29 0
17 21/04 - 27/04 107 25 82 0 0 0 18 18 0
18 28/04 - 04/05 68 27 41 0 0 0 36 36 0
19 05/05 - 11/05 67 22 45 0 0 0 66 66 0
20 12/05 - 18/05 45 17 28 0 0 0 42 42 0
21 19/05 - 25/05 76 22 54 0 0 0 61 61 0
22 26/05 - 01/06 38 10 28 0 0 0 97 97 0
23 02/06 - 08/06 47 12 35 0 0 0 67 67 0
24 09/06 - 15/06 92 40 52 0 0 0 47 47 0
25 16/06 - 22/06 94 58 36 0 0 0 54 54 0
26 23/06 - 29/06 87 42 45 0 0 0 43 42 1
27 30/06 - 06/07 78 42 36 0 0 0 31 31 0
28 07/07 - 13/07 100 53 47 0 0 0 32 32 0
29 14/07 - 20/07 105 64 41 0 0 0 37 37 0
30 21/07 - 27/07 103 45 58 0 0 0 32 32 0
31 28/07 - 03/08 93 33 60 0 0 0 30 30 0
32 04/08 - 10/08 94 22 72 0 0 0 33 33 0
33 11/08 - 17/08 61 24 37 0 0 0 17 17 0
34 18/08 - 24/08 67 26 41 0 0 0 25 25 0
35 25/08 - 31/08 62 28 34 0 0 0 11 11 0
36 01/09 - 07/09 84 39 45 0 0 0 12 12 0
37 08/09 - 14/09 69 28 41 0 0 0 8 8 0
38 15/09 - 21/09 85 41 44 0 0 0 11 11 0
39 22/09 - 28/09 46 14 32 0 0 0 14 14 0
40 29/09 - 05/10 48 24 24 0 0 0 14 11 3
41 06/10 - 12/10 28 14 14 0 0 0 2 2 0
42 13/10 - 19/10 41 25 16 0 0 0 2 2 0
43 20/10 - 26/10 62 43 19 0 0 0 5 5 0
44 27/10 - 02/11 41 28 13 0 0 0 11 11 0
45 03/11 - 09/11 45 33 12 0 0 0 6 6 0
46 10/11 - 16/11 42 29 13 0 0 0 2 2 0
47 17/11 - 23/11 49 43 6 0 0 0 2 2 0
48 24/11 - 30/11 55 47 8 0 0 0 2 2 0
49 01/12 - 07/12 73 56 17 0 0 0 1 1 0
50 08/12 - 14/12 96 54 42 0 0 0 6 6 0
51 15/12 - 21/12 101 65 36 0 0 0 6 6 0
52 22/12 - 28/12 73 49 24 0 0 0 4 4 0
 
Remarks:
1. Figures are subject to minor adjustments.
2. Multiple specimens may have been received for testing from the same patient.
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