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Table 1 Number and rate of VREf in all samples and blood culture in AICON (MINA data), and number and rate of VREf from active screening in 13 hospitals

From: Interhospital transmission of vancomycin-resistant Enterococcus faecium in Aomori, Japan

 

2017–2018

2018–2019

2019- 2020

2020–2021

2021-

 

Apr-Sep

Oct-Mar

Apr-Sep

Oct-Mar

Apr-Sep

Oct-Mar

Apr-Sep

Oct-Mar

Apr-Sep

All samples (Cases)

30,783

29,862

31,929

36,268

44,540

45,432

40,017

39,317

35,974

E. faecium (Cases)

257

218

267

264

256

295

266

277

251

 (The percentage of E. faecium in all samples)

(0.83%)

(0.73%)

(0.84%)

(0.73%)

(0.57%)

(0.65%)

(0.66%)

(0.70%)

(0.70%)

VREf data (Cases)

0

1

54

178

169

55

28

14

1

VREf / all samples

0.00%

0.00%

0.17%

0.49%

0.38%

0.12%

0.07%

0.04%

0.00%

VREf / E. faecium

0.00%

0.46%

20.22%

67.42%

66.02%

18.64%

10.53%

5.05%

0.40%

Blood culture (Cases)

8585

8606

8668

8499

9667

9118

8980

10,513

8847

E. faecium in blood culture (Cases)

38

33

42

34

46

65

39

60

58

 (The percentage of E. faecium in blood culture)

(0.44%)

(0.38%)

(0.48%)

(0.40%)

(0.48%)

(0.71%)

(0.43%)

(0.57%)

(0.66%)

VREf in blood culture (Cases)

0

0

1

10

8

2

0

0

0

VREf / blood culture

0.00%

0.00%

0.01%

0.12%

0.08%

0.02%

0.00%

0.00%

0.00%

VREf / E. faecium in blood culture

0.00%

0.00%

2.38%

29.41%

17.39%

3.08%

0.00%

0.00%

0.00%

Active screenig for VREf in 13 hospitals (Cases)

    

20,676

15,636

10,598

5122

 

 Simultaneous screening for all inpatients (Cases)

    

5478

3087

1397

153

 

 Screening for new admissions (Cases)

    

15,198

12,549

9201

4969

 

New VREf from active screening (Cases)

    

23

12

2

0

 

New VREf / active screening

    

0.11%

0.08%

0.02%

0.00%

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