Table 1.

Hospital mortality according to the main characteristics of the population at admission to the intensive care unit

Characteristic	Hospital mortality
Overall population	97/203 (47.8%)
Autologous stem cell transplantation	19/29 (65.5%)
Clinically documented lung disease	17/27 (63.0%)
Absence of congestive heart failure	3/25 (12.0%)
Neurological impairment	36/52 (61.2%)
Neutropenia	41/71 (57.8%)
Unknown cause of acute respiratory failure	24/42 (57.1%)
Acute respiratory distress syndrome	29/40 (72.5%)