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Table 1 Study patients' characteristics at ICU admission

From: The microbiological and clinical outcome of guide wire exchanged versus newly inserted antimicrobial surface treated central venous catheters

  

Total (n= 308)

Controls (n= 163)

GWX (n= 145)

P

Sex

Male

186 (60%)

98 (60%)

88 (61%)

0.92

Age

Mean (SD)

60.6 (16.4)

62.21 (15.6)

58.7 (17.1)

0.07

Diagnosis at admission

Respiratory

40 (13%)

24 (15%)

16 (11%)

0.33

 

Hepatic

25 (8.1%)

12 (7%)

13 (9%)

0.60

 

Cardiac

77 (25%)

44 (14.3%)

33 (23%)

0.39

 

GI

43 (14%)

23 (27%)

20 (14%)

0.93

 

Hematological

5 (1.6%)

1 (0.6%)

4 (3%)

0.19

 

Neurological

33 (10.7%)

23 (27%)

10 (7%)

0.04

 

Metabolic

6 (2%)

4 (2.5%)

2 (1%)

0.68

 

Sepsis

40 (13%)

29 (18%)

11 (8%)

0.01

 

Renal

12 (4%)

4 (2.5%)

8 (6%)

0.23

 

Vascular

10 (3.25%)

5 (3%)

5 (3%)

0.85

 

Trauma

16 (5.2%)

4 (2.5%)

12 (8%)

0.36

 

Musculoskeletal

1 (0.3%)

1 (0.6%)

0 (0%)

0.99

Apache III scores

Mean (SD)

71.8 (13.6)

72.3 (30.44)

71.3 (30.8)

0.77

Co-morbidities

     
 

Immune disease

31 (10%)

20 (12%)

12 (8%)

0.26

 

Immuno-suppression

28 (9%)

12 (7%)

15 (10%)

0.35

 

Chronic liver disease

25 (8%)

13 (8%)

11 (8%)

0.91

 

Metastases

12 (4%)

9 (6%)

4 (3%)

0.23

 

Leukaemia/myeloma/lymphoma

9 (3%)

6 (4%)

4 (3%)

0.14

 

Hepatic failure

12 (4%)

6 (4%)

5 (3%)

0.92

 

IDDM

0 (0%)

6 (4%)

2 (1%)

0.21

 

Chronic respiratory disease

3 (1%)

0 (0%)

2 (1%)

0.22

 

Cardiovascular disease

12 (4%)

4 (2%)

8 (6%)

0.16

 

Chronic renal failure

18 (6%)

12 (7%)

6 (4%)

0.23

  1. GWX, guide wire exchange; IDDM, Insulin-Dependent Diabetes Mellitus