Table 1

Baseline clinical characteristics of patients by survival

Variables

Survivors (n = 56)

Nonsurvivors (n = 47)

p


Age

62.6 ± 17.5

69.4 ± 12.4

0.081

Gender (male)

35 (62.5%)

33 (70.2%)

0.410

Primary site of infection

Lung

26 (46.4%)

30 (63.8%)

Intra-abdomen

13 (23.2%)

11 (23.4%)

Genitourinary

13 (23.2%)

6 (12.8%)

Skin and soft tissue

3 (5.4%)

0 (0%)

Others

1 (1.8%)

0 (0%)

Severe sepsis/septic shock

17 (30.4%)

27 (57.4%)

0.005

Overt DIC

12 (21.4%)

28 (59.6%)

< 0.001

Positive blood culture

24 (42.8%)

26 (55.3%)

0.305

Gram positive

6 (10.7%)

4 (8.5%)

Gram negative

10 (17.8%)

18 (38.3%)

Fungus

8 (14.3%)

4 (8.5%)

None detected

32 (57.2%)

21 (44.7%)

SAPS 3

62.8 ± 13.6

76.5 ± 14.8

< 0.001

SOFA score

7.9 ± 4.2

11.7 ± 4.8

< 0.001

Mechanical ventilation

31 (55.4%)

29 (61.7%)

0.564

Renal replacement therapy

12 (21.4%)

24 (51.1%)

0.002

Norepinephrine infusion

1.4 ± 3.1

0.7 ± 1.3

0.107

Urine output (24 hours)

2640.7 ± 1461.6

2543.9 ± 1434.6

0.791


Continuous variables are presented as the mean ± standard deviation. Categorical variables are expressed as absolute and relative frequencies within each column.

DIC, disseminated intravascular coagulation; SAPS, Simplified Acute Physiology Score; SOFA, Sequential Organ Failure Assessment; Norepinephrine infusion, average amount of norepinephrine infusion per hour during the first 24 hours in the intensive care unit (ICU); Urine output, total amount of urine output during the first 24 hours in the ICU.

Park et al. BMC Infectious Diseases 2011 11:299   doi:10.1186/1471-2334-11-299

Open Data