Table 2.
Vital signs and oxygenation variables in the survivors and nonsurvivors
| Variable | Group | Admission | 12 hours | 24 hours | 48 hours |
| Mean arterial pressure (mmHg) | Survivors | 99 ± 25 | 83 ± 20 | 85 ± 15 | 91 ± 15 |
| Nonsurvivors | 90 ± 6 | 76 ± 11 | 87 ± 11 | 91 ± 21 | |
| Heart rate (beats/min) | Survivors | 93 ± 18 | 94 ± 21 | 93 ± 20 | 96 ± 15 |
| Nonsurvivors | 96 ± 10 | 107 ± 13 | 111 ± 8 | 113 ± 17 | |
| Diuresis (ml) | Survivors | 1285 ± 1155 | 1424 ± 861 | 1844 ± 1117 | 2015 ± 687 |
| Nonsurvivors | 675 ± 389 | 830 ± 563 | 974 ± 407 | 1257 ± 669 | |
| PaO2/FiO2 (mmHg) | Survivors | 331 ± 121 | - | 325 ± 151 | 356 ± 295 |
| Nonsurvivors | 241 ± 133 | - | 266 ± 78 | 235 ± 96 |
Data presented as mean ± standard deviation. PaO2/FiO2, partial pressure of arterial oxygen/inspired fraction of oxygen ratio.