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Table 3 Comparison between classical K. pneumoniae (cKp) and hypervirulent K. pneumoniae (hvKp) in demographic data and antimicrobial resistance profile based on chi-square test

From: The face of hypervirulent Klebsiella pneumoniae isolated from clinical samples of two Iranian teaching hospitals

Variablea

Classic K. pneumoniae (n = 78)

Hypervirulent K. pneumoniae (n = 102)

P valueb

Gender

45 (M)

33 (F)

62 (M)

40 (F)

0.67

Age ≥ 50

49

63

0.59

ICU

38

52

0.76

Trachea

20

28

0.49

Urine

22

36

0.31

Blood

7

10

0.85

Wound

4

5

0.94

CSF

1

2

0.72

Sputum

2

4

0.61

Amikacin resistance

36

25

0.013b

Cefotaxime resistance

78

82

0.028b

Gentamicin resistance

45

71

0.003b

Ceftazidime resistance

75

82

0.18

Cefepime resistance

73

78

0.13

Ciprofloxacin resistance

67

76

0.79

Imipenem resistance

64

61

0.052

blaSHV

63

83

0.91

blaTEM

60

69

0.17

blaCTX-M-15

66

77

0.13

blaOXA-48

24

55

0.0019b

blaNDM-1

50

33

0.00002b

  1. aM, male; F, female; ICU, Intensive Care Unit; CSF, cerebrospinal fluid
  2. bThe bolded variable showed a significant difference