Table 2 The laboratory data, sources of infection, sepsis status, admission site and initial inappropriate antibiotic use among the inhospital survivors and non-survivors

WBC ( /uL)

<4000

8 (7.0%)

6 (5.9%)

0.828

0.277-2.473

0.95

4000-10000

42 (36.8%)

16 (15.7%)

0.319

0.166-0.614

<0.01

10000-20000

50 (43.9%)

51 (50.0%)

1.280

0.749-2.188

0.44

>20000

14 (12.3%)

29 (28.4%)

2.838

1.401-5.746

<0.01

Creatinine

1.68 ± 1.35

2.56 ± 1.56

<0.01

Albumin

3.08 ± 0.53

2.84 ± 0.52

<0.01

C-reactive protein

10.10 ± 7.15

13.39 ± 7.92

0.03

Thrombocytopenia

6 (5.1%)

5 (4.8%)

0.943

0.279-3.184

1.00

Pulmonary infection

25 (21.2%)

33 (31.7%)

1.729

0.945-3.165

0.10

UTI

39 (33.1%)

26 (25.0%)

0.675

0.376-1.214

0.24

IAI

8 (6.8%)

1 (1.0%)

0.133

0.016-1.086

0.04

SSTI

8 (6.8%)

9 (8.7%)

1.303

0.483-3.510

0.79

SWI

0

0

CRBSI

14 (11.9%)

14 (13.5%)

1.156

0.523-2.553

0.88

CNS infection

0

0

Unknown infection focus

24 (20.3%)

23 (22.1%)

1.112

0.584-2.119

0.87

Initial inappropriate antibiotic use

59 (50.0%)

72 (69.2%)

2.250

1.297-3.904

<0.01

Sepsis

84 (71.2%)

34 (32.7%)

0.197

0.111-0.348

<0.01

Severe Sepsis

20 (16.9%)

20 (19.2%)

1.167

0.588-2.314

0.79

Septic Shock

9 (7.6%)

44 (42.3%)

8.881

4.06-19.44

<0.01

MODS

-

5 (4.8%)

-

-

0.02

Confusion

79 (66.9%)

96 (92.3%)

5.924

2.62-13.41

<0.01

RR >30 (per minute)

27 (22.9%)

34 (32.7%)

1.637

0.904-2.964

0.14

BUN >20 (mg/dl)

79 (66.9%)

92 (88.5%)

3.785

1.854-7.725

<0.01

SBP <90 mmHg or DBP <60 mmHg

17 (14.4%)

52 (50.0%)

5.941

3.13-11.29

<0.01

Community - acquired

24 (20.3%)

12 (11.5%)

0.511

0.241-1.082

0.11

Nursing home – acquired

42 (35.6%)

15 (14.4%)

0.305

0.157-0.593

<0.01

Hospital – acquired

53 (44.9%)

76 (73.1%)

3.329

1.892-5.857

<0.01

ICU stay

17 (14.4%)

45 (43.3%)

4.531

2.380-8.626

<0.01

LOS > 30 days

34 (28.8%)

51 (49.0%)

2.377

1.367-4.136

<0.01