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Table 3 Characteristics of ICU acquired infections

From: Multiple-site decontamination regimen decreases acquired infection incidence in mechanically ventilated COVID-19 patients

Variables

 

Standard care group

Multiple site decontamination group

p value

 

Missing value

n = 274

n = 34

 

Time from admission to first AI, days

18

8.00 [5.00–11.50]

9.00 [5.00–15.00]

0.284

Ventilator associated pneumonia—no. (%)

0

n = 212

n = 26

1

Microorganism responsible for VAP*

0

   

Non-fermenting Gram Negativ bacilli—no. (%)

 

43 (20.3)

8 (30.8)

0.329

Enterobacteriaceae—no. (%)

 

69 (32.5)

11 (42.3)

0.439

Staphylococcus aureus—no. (%)

 

46 (21.7)

1 (3.8)

0.034

Other Gram positive cocci—no. (%)

 

22 (10.4)

2 (7.7)

1.000

Enterococcus sp—no. (%)

 

4 (1.9)

2 (7.7)

0.131

Others—no. (%)

 

71 (33.5)

7 (26.9)

0.651

Multi-drug resistant microorganisms—no. (%)

82

32 (23.5)

5 (25.0)

1.000

Presentation at first ventilator-associated pneumonia

 Temperature on the day of diagnosis, °C

94

38.50 [38.00–39.00]

38.85 [37.25–39.18]

0.627

 Leucocytes on the day of diagnosis × 109/L

93

12.94 [9.88–17.21]

12.90 [10.35–15.50]

0.992

 New radiological infiltrate—no. (%)

118

171 (78.4)

23 (82.1)

0.837

 Bloodstream infection—no. (%)

0

n = 62

n = 8

1

 Microorganism responsible for Bloodstream infection*

6

   

 Non-fermenting Gram Negativ bacilli—no. (%)

 

11 (19.6)

1 (12.5)

1

 Enterobacteriaceae—no. (%)

 

18 (32.1)

1 (12.5)

0.418

 Staphylococcus aureus—no. (%)

 

13 (23.2)

2 (25.0)

1

 Other Gram positive cocci—no. (%)

 

12 (21.4)

1 (12.5)

1

 Enterococcus sp— no. (%)

 

7 (12.5)

3 (37.5)

0.102

 Others—no. (%)

 

30 (53.6)

3 (37.5)

0.468

 Multi-drug resistant microorganisms—no. (%)

6

11 (19.6)

0 (0.0)

0.332

  1. *As some infections were polymicrobial, total number of micro-organisms identified as responsible for acquired infections can be higher than number of infections