Monthly summary tables of influenza virus isolation 2003
|
Month |
No. of specimens |
No. of Isolates |
|
A |
B |
|
H3N2 |
H1N1 |
H5N1 |
H9N2 |
|
Jan |
1166 |
164 |
3 |
0 |
0 |
160 |
|
Feb |
1530 |
268 |
1 |
4 * |
0 |
146 |
|
Mar |
5432 |
564 |
6 |
0 |
0 |
216 |
|
Apr |
3758 |
78 |
0 |
0 |
0 |
27 |
|
May |
1495 |
22 |
0 |
0 |
0 |
0 |
|
Jun |
974 |
58 |
0 |
0 |
0 |
0 |
|
Jul |
776 |
96 |
0 |
0 |
0 |
0 |
|
Aug |
665 |
53 |
0 |
0 |
0 |
1 |
|
Sep |
1283 |
119 |
0 |
0 |
0 |
2 |
|
Oct |
1193 |
47 |
0 |
0 |
0 |
3 |
|
Nov |
1008 |
9 |
0 |
0 |
1 |
0 |
|
Dec |
1407 |
33 |
0 |
0 |
0 |
2 |
|
Total |
20687 |
1511 |
10 |
4 |
1 |
557 |
Note :
* The four H5N1 isolates were from two patients who were confirmed to have Influenza A (H5N1) infection.
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