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Table 1 Main demographic data and clinical characteristics of patients discharged from hospital

From: Intensive care unit acquired infection has no impact on long-term survival or quality of life: a prospective cohort study

Factor

No ICU-acquired infection (n = 217)

ICU-acquired infection (n = 55)

P

Male sex

133 (61.3)

40 (72.7)

0.12

Age years

57 (46–68)

57 (45.5–67.5)

0.63

Main reason for admission

   Surgical, nontrauma

73 (34.0)

25 (45.5)

0.12

   Trauma

18 (8.4)

16 (29.1)

< 0.001

   Medical

96 (44.7)

8 (14.5)

< 0.001

   Neurological

21 (9.8)

4 (7.3)

0.8

Chronic underlying disease

148 (68.2)

33 (60.0)

0.27

Current smoker

82 (42.7)

20 (40.8)

0.87

Alcohol abuse

42 (19.4)

11 (20.8)

0.85

APACHE II score on admission

22 (18–28)

20 (17–27)

0.44

SOFA score on admission

6.0 (4.0–8.0)

9.0 (6.0–10.0)

< 0.001

SOFA score on ICU discharge

3.0 (2.0–5.0)

3.0 (2.0–4.0)

0.26

Infection on admission

171 (78.8)

29 (52.7)

< 0.001

Community-acquired pneumonia on admission

59 (27.2)

5 (9.1)

0.004

Hospital-acquired pneumonia on admission

32 (14.7)

7 (12.7)

0.83

Sepsis on admission

30 (13.8)

3 (5.5)

0.11

Severe sepsis on admission

17 (7.8)

0 (0)

0.03

Septic shock on admission

37 (17.1)

16 (29.1)

0.06

LOS in ICU (days)

3.75 (2.7–5.8)

10 (6.2–15.8)

< 0.001

LOS in hospital, days

17 (10–26)

25 (17.5–37)

0.62

  1. Values are expressed as median (25th to 75th percentile) or number (%) of patients. Chronic underlying diseases included chronic obstructive pulmonary disease, ischaemic heart disease, chronic hepatic disease, chronic renal disease, previous stroke or transient ischaemic attack, diabetes, malignancy or immunosuppressive medication. APACHE, Acute Physiology and Chronic Health Evaluation; ICU, intensive care unit; LOS, length of stay; SOFA, Sequential Organ Failure Assessment.