Table 1.

Baseline characteristics on admission to the ICU.

N	133
age, years	69.8 ± 14.2
sex (male)	90 (67.6%)
SOFA	5 (4, 8)
APACHEII	15 (9, 18.75)
length of hospital stay	10 (4, 14)
length of ICU stay	7 (3, 12)
acute surgery	46 (34.6%)
sepsis	58 (43.6%)
mechanical ventilation, days	64 (48.1%), 2 (1, 7)
renal replacement therapy, days	25 (18.8%), 3 (1, 7)

SOFA, sequential organ failure assessment score; APACHEII, acute physiology and chronic health evaluation.