Table 1 The study population
All | Survivors | Nonsurvivors | P | |
|---|---|---|---|---|
Number | 250 | 98 | 152 | |
Age (years) | 58.40 ± 18.12 | 55.54 ± 18.96 | 60.24 ± 17.37 | 0.05 |
Female sex (n [%]) | 112 (45) | 42 (43) | 70 (46) | NS |
APACHE II score | 26.94 ± 9.45 | 21.69 ± 8.85 | 31.06 ± 7.71 | <0.001 |
SAPS II score | 55.99 ± 21.36 | 43.73 ± 18.41 | 65.69 ± 18.38 | <0.001 |
ICU LOS (days) | 10.16 ± 16.40 | 11.38 ± 18.75 | 9.20 ± 14.68 | NS |
Hospital LOS (days) | 31.24 ± 34.69 | 46.82 ± 41.63 | 21.20 ± 24.75 | <0.001 |
Source of admission (n [%]) | ||||
Emergency room | 73 (29.20) | 30 (30.61) | 43 (28.29) | NS |
Ward | 151 (60.40) | 50 (51.02) | 101 (66.45) | 0.02 |
Operating room | 19 (7.60) | 12 (12.24) | 7 (4.61) | 0.03 |
Other hospitals | 7 (2.80) | 6 (6.12) | 1 (0.66) | 0.01 |
Chronic illnesses (n [%]) | ||||
Cirrhosis | 72 (28.80) | 11 (11.22) | 61 (40.13) | <0.001 |
Cardiac | 12 (4.80) | 6 (6.12) | 6 (3.95) | NS |
Respiratory | 9 (3.60) | 5 (5.10) | 4 (2.63) | NS |
Renal | 22 (8.80) | 7 (7.14) | 15 (9.87) | NS |
Immunosuppression | 34 (13.60) | 7 (7.14) | 27 (17.76) | 0.02 |
Any chronic illness | 137 (54.80) | 35 (35.71) | 102 (67.11) | <0.001 |