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Table 1 Susceptibility of Klebsiella pneumoniae to antimicrobial agents from 2014 to 2019

From: Five-year change of prevalence and risk factors for infection and mortality of carbapenem-resistant Klebsiella pneumoniae bloodstream infection in a tertiary hospital in North China

Antimicrobial agents

2014(n = 72)

2015(n = 59)

2016(n = 88)

2017(n = 115)

2018(n = 150)

2019(n = 67)

R(%)

S(%)

R(%)

S(%)

R(%)

S(%)

R(%)

S(%)

R(%)

S(%)

R(%)

S(%)

Ampicillin

84.7

2.8

83.1

0

84.1

0

93

0

94.4

0

95.5

0

Ampicillin / sulbactam

43.1

50

61

35.6

46.6

52.3

64.3

34.8

65.3

29.3

63.6

33.3

Piperacillin

40.3

54.2

61

35.6

45.3

52.3

61.1

34.5

66

31.3

67.2

32.8

Piperacillin / tazobactam

22.2

75

30.5

66.1

30.2

68.6

37.2

59.3

35.6

60.4

43.3

55.2

Cefuroxime

40.3

54.2

59.3

40.7

45.5

52.3

62.6

36.5

64.7

32

67.2

31.3

Cefatriaxone

40.3

59.7

59.3

40.7

44.3

55.7

62.6

37.4

64.7

35.3

65.7

34.3

Ceftazidime

29.2

70.8

39

59.3

35.2

64.8

50.4

46.1

45.3

50.7

52.2

46.3

Cefepime

25

73.6

28.8

62.7

35.2

63.6

50.4

47.8

42

53.3

51.5

47

Cefotetan

18.1

79.2

23.7

76.3

21.6

78.4

31.3

66.1

28.7

70

38.8

59.7

Cefoperazone / sulbactam

27.6

69

22.2

61.1

24.7

71.4

38.5

51.9

32.6

57.2

45.2

51.6

Aztreonam

31.9

68.1

37.3

61

38.6

61.4

56.5

43.5

51.3

48.7

61.2

38.8

Levofloxacin

28.1

71.9

33.9

59.3

33

67

50.4

49.6

38.7

57.3

55.2

43.3

Ciprofloxacin

29.2

68.1

37.3

59.3

35.2

62.5

53

43.5

46.7

50.7

56.7

43.3

Gentamicin

34.7

34.7

42.4

55.9

30.7

68.2

44.3

55.7

42

55.3

44.8

50.7

Tobramycin

13.9

72.2

25.4

52.5

30.7

61.4

41.7

46.1

24

54.7

38.8

53.7

Imipenem

22.2

76.4

25.4

71.2

29.5

69.3

34.8

64.3

34

65.3

43.3

53.7

Meropenem

16.7

83.3

25.4

74.6

30.2

68.6

33.6

65.5

34.2

65.8

41.8

58.2

Amikacin

8.3

91.7

16.9

81.4

14

86

25.2

73.9

12.8

87.2

28.4

71.6

SMZ-TMP

36.1

63.9

45.8

54.2

36.4

63.6

52.2

47.8

47.7

52.3

40.3

59.7

Tigecycline

        

0

65.9

0

67

  1. R Resistance, S susceptible