INFLUENZA VIRUSES ISOLATED BY
WHO/NREVSS Collaborating Laboratories
2006 - 2007 Season
Week A(H1N1) & A(H1N2) A(H3N2) A(Unk) B Total # Tested % Positive
40 13 2 26 15 2362 2.4
41 20 1 37 9 2555 2.6
42 17 4 37 21 2970 2.7
43 13 2 46 23 3294 2.6
44 25 1 74 42 3838 3.7
45 18 1 93 43 4348 3.6
46 25 2 73 32 4607 2.9
47 21 2 106 28 4546 3.5
48 43 1 107 55 5632 3.7
49 55 2 122 60 5628 4.2
50 106 9 301 119 6590 8.1
51 194 10 383 134 7052 10.2
52 201 14 363 120 6738 10.4
01 128 14 231 85 6583 7.0
02 180 35 281 86 6423 9.1
03 174 44 415 76 6167 11.5
04 310 86 745 142 7091 18.1
05 367 107 1137 189 8014 22.5
06 495 133 1421 396 8688 28.1
07 428 133 1485 400 9499 25.8
08 296 153 1243 459 9138 23.5
09 201 192 939 479 7972 22.7
10 168 198 737 461 7607 20.6
11 144 204 539 389 6385 20.0
12 64 160 463 308 5916 16.8
13 46 132 292 159 4901 12.8
14 28 81 192 139 4150 10.6
15 27 172 129 110 3584 12.2
16 27 115 112 66 3143 10.2
17 20 109 71 61 2578 10.1
18 14 75 37 46 2117 8.1
19 4 36 34 26 1556 6.4
20 0 0 19 11 1063 2.8

Return to Current Report