Table III Characteristics of patients

Age (mean ± SD)

52.9 ± 15.1

50.25 ± 17.57

58.28 ± 14.38

55.00 ± 14.68

53.3 ± 16.1

Admission APACHE II, (mean ± SD)

11.2 ± 3.3

10.43 ± 3.12

11.03 ± 3.67

11.20 ± 6.38

10.9 ± 3.4

NP APACHEII, (mean ± SD)

16.2 ± 5.1

14.73 ± 3.94

16.30 ± 4.79

14.80 ± 6.37

15.6 ± 4.7

Length of stay in ICU (d, mean ± SD)

21.3 ± 21.4

14.42 ± 8.87

19.47 ± 8.20

12.20 ± 3.96

18.0 ± 14.7

Length of hosp. stay (d, mean ± SD)

25.0 ± 22.5

21.60 ± 11.93

24.78 ± 12.13

18.40 ± 8.26

23.5 ± 16.4