From: Plasma metabolomics for the diagnosis and prognosis of H1N1 influenza pneumonia
Variable | H1N1 patients (n = 29) | Positive bacterial culture (n = 29) |
 Age yrs. (mean ± SD) | 51.1 ± 13.2 | 70.4 ± 20.7 |
 Male/Female | 13/16 | 13/16 |
 APACHE II/APACHE IIIa | 23.5 ± 7.4 | 72.8 ± 24.4 |
 ICU LOS* | 20.1 ± 14.5 | 1.7 ± 3.2 |
 Hospital LOS* | 32 ± 23.8 | 10.4 ± 10.3 |
 Smoker | 13 | 17 |
 Altered LOC | 2 | 5 |
 Renal Failure | 2 | 1 |
 CHF | 3 | 6 |
 Alcohol | 3 | 4 |
 Cerebrovascular Disease | 3 | 4 |
Variable | H1N1 patients (n = 42) | ICU ventilated controls (n = 31) |
 Age yrs. (mean ± SD) | 45.7 ± 14.6 | 50.6 ± 13.8 |
 Male/Female | 13/29 | 14/17 |
 BMI (mean ± SD)* | 35.2 ± 12.6 | 30.7 ± 7.6 |
 APACHE II | 22 ± 7.7 | 19.1 ± 5.7 |
 ICU LOS* | 20.6 ± 15.6 | 4 ± 4.9 |
 Hospital LOS | 31.5 ± 23.5 | 24.7 ± 33.9 |