Table 3

Patient baseline characteristics

Variable
Value

Mean age (years)
58.6 ± 19.2
Male (%)
59.2
Caucasian (%)
92.6
Mean body weight (kg)
74.2 ± 16.1
History of cardiovascular diseasea (%)
53.2
Medical admission (%)
76.4
Sepsisb (%)
40.9
Baseline serum creatinine (μmol/l)c
96.9 ± 37.2
Simplified Acute Physiology Score version IId
46.3 ± 18.6
Vasopressors (%)
40
Need for mechanical ventilation (%)
84.7
Mean length of stay (days)
8.2 ± 6.5

aAngina pectoris, myocardial infarction, cerebrovascular disease, and diabetes mellitus. bDefined in accordance with the American College of Chest Physicians and the Society of Critical Care Medicine consensus [15]. cEstimated by the Modification of Diet in Renal Disease equation [14], assuming a lower limit of the normal baseline glomerular filtration rate of 75 ml/min/1.73 m2. dCalculated based on the worst variables recorded during the first 24 hours of admission [16].

Lopes et al. Critical Care 2008 12:R110   doi:10.1186/cc6997