Table 2.
Clinical characteristics of deceased cases, by type of influenza.
| Variable | Non-H1N1 | H1N1 |
P value t-test |
|---|---|---|---|
| Pneumonia | 33% | 43% | 0.125 |
| Fever | 84% | 85% | 0.826 |
| Cough | 81% | 87% | 0.229 |
| Dyspnea | 88% | 73% | 0.001 |
| Expectoration | 50% | 48% | 0.721 |
| Myalgia | 38% | 31% | 0.239 |
| Rhinorrhea | 28% | 26% | 0.769 |
| Cyanosis | 26% | 25% | 0.869 |
| Headache | 52% | 29% | 0.000 |
| Chest pain | 37% | 15% | 0.000 |
| Nasal obstruction | 5% | 9% | 0.196 |
| Vomiting | 6% | 10% | 0.189 |
| Diarrhea | 9% | 9% | 0.945 |
| Days from symptoms start to care | 6.86 | 6.30 | 0.582 |
| Days from care to death | 6.86 | 7.79 | 0.304 |
| Days from symptoms start to death | 13.96 | 14.03 | 0.962 |