INFLUENZA ISOLATES FROM HHS REGION 1
Reported By WHO/NREVSS Collaborating Laboratories
2008 - 2009 Season

Week A(H1) 2009 A H1N1 A(H3) A(Unable to subtype) A(Subtyping not performed) B Total # Tested % Positive
40 0 0 0 0 0 0 173 0
41 0 0 0 0 0 0 175 0
42 0 0 0 0 0 0 184 0
43 0 0 0 0 0 0 209 0
44 0 0 1 0 0 0 243 0.41
45 0 0 0 0 0 1 267 0.37
46 0 0 0 0 0 0 264 0
47 0 0 0 0 0 0 276 0
48 0 0 0 0 4 1 275 1.82
49 0 0 0 0 0 0 312 0
50 2 0 2 0 2 1 357 1.96
51 2 0 1 0 1 2 395 1.52
52 4 0 0 0 6 0 345 2.9
53 3 0 1 0 6 1 346 3.18
01 8 0 2 0 6 2 422 4.27
02 11 0 0 0 27 2 405 9.88
03 16 0 5 0 35 10 483 13.66
04 43 0 4 0 62 16 590 21.19
05 52 0 2 0 95 27 717 24.55
06 106 0 18 0 115 104 988 34.72
07 80 0 18 0 91 99 925 31.14
08 66 0 7 0 51 69 941 20.51
09 29 0 3 0 42 68 621 22.87
10 30 0 5 0 35 70 643 21.77
11 13 0 6 0 11 47 496 15.52
12 12 0 2 0 11 29 491 11
13 9 0 0 0 6 34 432 11.34
14 18 0 6 0 8 27 418 14.11
15 5 0 0 0 1 7 326 3.99
16 3 1 1 0 3 10 310 5.81
17 41 82 63 3 8 16 2024 10.52
18 21 104 50 9 2 3 2144 8.82
19 5 110 27 0 5 3 1101 13.62
20 2 388 37 0 7 0 1342 32.34
21 1 496 23 0 19 1 1416 38.14
22 0 663 13 0 68 0 1646 45.2
23 0 359 2 1 133 0 1317 37.59
24 1 192 2 0 174 0 1140 32.37
25 0 167 1 0 114 0 951 29.65
26 0 141 1 0 49 0 720 26.53
27 0 126 0 0 26 0 683 22.25
28 0 69 0 0 12 0 599 13.52
29 0 29 0 0 4 0 420 7.86
30 0 30 0 0 5 0 374 9.36
31 0 17 0 0 2 0 388 4.9
32 0 39 0 0 7 0 395 11.65
33 0 17 0 0 3 0 269 7.43
34 0 8 0 0 3 0 329 3.34
35 0 6 0 0 0 0 372 1.61
36 1 10 1 0 3 0 386 3.89
37 2 39 0 0 2 0 532 8.08
38 1 24 0 2 6 0 523 6.31
39 0 17 0 0 5 1 376 6.12

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