Table 1.
Breakdown of influenza positive isolates by type and subtype in 2006 - 2008
| Year | No. of specimens | No. of positives (%) | Type | Subtype of influenza A | WHOCC, Melbourne* | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Influenza A (%) |
Influenza B (%) |
H1N1 (%) |
H3N2 (%) |
H5N1 (%) |
H1N1 | H3N2 | Influenza B | |||
| 2006 | 516 | 30 (5.8) |
30 (100) |
0 | 0 | 30 (100) |
0 | N/A | 26 | N/A |
| 2007 | 1827 | 104 (5.7) |
44 (42.3) |
60 (57.7) |
14 (31.8) |
29 (65.9) |
1 (2.3) |
19 | 24 | 33 |
| 2008 | 2673 | 259 (9.7) |
171 (66) |
88 (34) |
31 (18.1) |
139 (81.3) |
1 (0.6) |
3 | 18 | 6 |
* Number of specimens sent to the WHO Collaborating Center in Melbourne from 2006 to 2008.