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Table 1 Incidence density ratio urinary tract infection and utilization ratio urinary catheter before and after interventions according to the location.

From: Success of a urinary catheter insertion team in reducing urinary infections in the ICU

Place

Ratio

Time

Mean

DP

Median

Min

Max

Mean reduction (%)

pvalue

ICU

IDR UTI

Before

1.69

1.47

1.57

0.00

4.76

40.9

0.286

  

After

1.00

1.62

0.00

0.00

4.66

  
 

UR

Before

0.57

0.05

0.57

0.47

0.62

11.3

0.016

  

After

0.50

0.07

0.54

0.37

0.57

  

SDU

IDR UTI

Before

4.01

4.52

3.38

0.00

12.71

66.9

0.084

  

After

1.33

2.45

0.00

0.00

6.37

  
 

UR

Before

0.11

0.02

0.11

0.09

0.13

25.0

<0.001

  

After

0.08

0.01

0.08

0.06

0.09

  

ICU + SDU

IDR UTI

Before

2.39

1.89

2.08

0.00

6.59

57.2

0.040

  

After

1.02

1.07

1.20

0.00

3.23

  
 

UR

Before

0.24

0.02

0.25

0.21

0.26

13.4

0.001

  

After

0.21

0.02

0.22

0.16

0.23

  
  1. Student t test
  2. SDU step down unit, IDR UTI incidence density ratio of urinary tract infection,
  3. UR utilization ratio of urinary catheter