Cause and outcome of ARDS; n (%); N=102
| Mild; n=49 | Moderate; n=33 | Severe; n=20 | p value | |
| Pulmonary | 32(65) | 20(61) | 12(60) | |
| Extra pulmonary | 16(33) | 9(27) | 6(30) | 0.47 |
| Both | 1(2) | 4(12) | 2(10) | |
| Median Length of ICU stay | 7 | 11 | 9 | 0.11 |
| Median Length of Hospital Stay | 12 | 19 | 12 | 0.09 |
| Death | 9(18) | 18(55) | 7(35) | <0.01 |