Table 2.
Number and percent of viruses detected as single infections, April 21, 2009 to February 25, 2010, sentinel network, Ontario, Canada
| Single infection viruses | Counts n (%) | Total n (%) |
|---|---|---|
| Influenza A | 27 (5·3) | |
| Influenza (H1N1)pdm09 | 275 (53·7) | |
| Influenza A/H3 | 2 (0·4) | |
| Influenza A subtotal | 304 (59·4) | |
| Enterovirus/rhinovirus | 116 (22·7) | |
| Human rhinovirus | 33 (6·4) | |
| Enterovirus/rhinovirus subtotal | 149 (29·1) | |
| Parainfluenza 1 | 12 (2·3) | |
| Parainfluenza 2 | 5 (1·0) | |
| Parainfluenza 3 | 11 (2·1) | |
| Parainfluenza 4 | 3 (0·6) | |
| Parainfluenza subtotal | 31 (6·1) | |
| Respiratory Syncytial A | 9 (1·8) | |
| Respiratory Syncytial B | 3 (0·6) | |
| Respiratory Syncytial subtotal | 12 (2·4) | |
| Coronavirus 229E/NL63* | 4 (0·8) | |
| Coronavirus HKU1 | 1 (0·2) | |
| Coronavirus OC43 | 2 (0·4) | |
| Coronavirus subtotal | 7 (1·4) | |
| Adenovirus | 5 (1·0) | 5 (1·0) |
| Human Metapneumovirus | 4 (0·8) | 4 (0·8) |
| Total viruses detected | 512 (100) | 512 (100) |
*Includes Coronavirus 229 E and Coronavirus 229E/NL63.