Mean (SE) demographic and clinical characteristics of patient populations
| Group 1 (1990–93) (n = 41) | Group 2 (1993–97) (n = 78) | p value | |
|---|---|---|---|
| Mortality | 27 (66%) | 29 (34%) | 0.003 |
| M/F | 21/20 | 58/20 | 0.01 |
| Age | 40.6 (3.3) | 45.5 (2.2) | 0.2 |
| APACHE II | 14.5 (0.72) | 13.6 (0.1) | 0.2 |
| Lung injury score | 2.95 (0.07) | 2.8 (0.1) | 0.22 |
| Pao 2/Fio 2 | 11.8 (0.67) | 12.0 (0.6) | 0.13 |
| Sepsis on admission | 13/41 (31%) | 31/78 (39%) | 0.4 |
| MOF on admission | 12/41 (29%) | 25/78 (32%) | 0.5 |
MOF = multi-system organ failure.