Table 1

Demographic data of the patients investigated

Parameter

Value

Number of patients

106

Age (years)

66.6 ± 18.3

Ratio of males to females (n)

88/18

APACHE II score

20.1 ± 6.5

Clinical category (n [%])

Medical

64 (60.3%)

Cancer

21 (19.8%)

Neurological

30 (28.2%)

Surgical

42 (39.7%)

APACHE, Acute Physiology and Chronic Health Evaluation.

Camargo et al. Critical Care 2004 8:R422   doi:10.1186/cc2965