Table 3. Respiratory symptoms among hospitalized patients with suspected dengue, 4 hospitals in El Salvador, during July 1 through September 30, 2012.
| Respiratory symptomatology | Influenza (+)* (n = 23) | Dengue (+)* (n = 34) | Negatives (n = 64) |
|---|---|---|---|
| Cases (%) | Cases | Cases | |
| Cough | 10 (43) | 5 (15) | 13 (20) |
| Rhinorrhea | 8 (35) | 2 (6) | 5 (8) |
| Nasal congestion | 8 (35) | 4 (12) | 6 (9) |
| Sneezing | 7 (30) | 3 (9) | 5 (8) |
| Inspiratory crackles | 4 (17) | 4 (12) | 1 (2) |
| Sore throat | 3 (13) | 0 | 8 (13) |
| Wheezing | 2 (9) | 1 (3) | 3 (5) |
| Shortness of breath | 1 (4) | 4 (12) | 3 (5) |
| Any respiratory symptomatology | 14 (61) | 5 (15) | 16 (25) |
* Positive by rtPCR. Coinfection cases not included in the table.