GRAM-NEGATIVE ANAEROBIC BACTERIA RESISTANCE RATES
Period: January 2007 - December 2008
A total of 641 isolates from 7 hospitals

Species (No)

Αντιβιοτικό

Resistance (%)

Resistant

Intermediate

Susceptible

Total Gram-negative (641)

Penicillin

85

3

12

 

Piperacillin+tazobactam

3

3

94

Cefoxitin

15

18

67

Imipenem

<1

0

>99

Clindamycin

30

10

60

Metronidazole

4

2

94

 

Bacteroides spp. (459)

Penicillin

94

2

4

 

Piperacillin+tazobactam

3

2

95

Cefoxitin

17

19

64

Imipenem

<1

0

99

Clindamycin

35

9

56

Metronidazole

2

2

94

 

Bacteroides fragilis group (374)

Penicillin

98

1

1

 

Piperacillin+tazobactam

2

4

94

Cefoxitin

22

17

61

Imipenem

<1

0

>99

Clindamycin

36

12

48

Metronidazole

2

1

97

 

Bacteroides spp. non- fragilis (85)

Penicillin

93

4

3

 

Piperacillin+tazobactam

1

2

97

Cefoxitin

17

26

57

Imipenem

0

0

100

Clindamycin

33

6

61

Metronidazole

0

2

98

 

Prevotella spp. (182)

Penicillin

73

5

22

 

Piperacillin+tazobactam

0

0

100

Cefoxitin

3

3

94

Imipenem

0

0

100

Clindamycin

20

7

73

Metronidazole

7

2

91