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Table 1 General characteristics of the reviewed studies

From: Value of hospital antimicrobial stewardship programs [ASPs]: a systematic review

Characteristic

Number

Percentage

Geography (N = 146)

 North America

72

49

 South America

5

3

 Europe

37

25

 Asia

20

14

 Africa

4

3

 Middle East

3

2

 Australia

4

3

 Multi-Region

1

1

Publication Year (N = 146)

 2000–2002

8

5

 2003–2005

14

10

 2006–2008

16

11

 2009–2011

11

8

 2012–2014

51

35

 2015–2017

46

32

Study Design (N = 146)

 ITS

16

11

 Quasi-experimental study

77

53

 Retrospective evaluation

11

8

 RCT

14

10

 Cost-analysis

10

7

 Cross-sectional survey

2

1

 Observational study

15

10

 Unclear

1

1

Number of Beds in Hospital (N = 146)

 < 150

13

9

 150–500

28

19

 500–1000

41

28

 > 1000

26

18

 Unclear

38

26

Number of Patients Included (N = 146)

 < 100

12

8

 100–250

20

14

 250–500

17

12

 500–1000

5

3

 1000–1500

8

5

 > 1500

21

14

 Unclear

63

43

  1. Abbreviations: ITS Interrupted time series, RCT Randomized controlled trials