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Table 4 Antibiotic susceptibility patterns of species of Aeromonas

From: Taxonomy, virulence genes and antimicrobial resistance of Aeromonas isolated from extra-intestinal and intestinal infections

 

Total

Intestinal infection

Extra-intestinal infection

Antibiotic

Ra [n (%)]

I [n (%)]

S [n (%)]

R [n (%)]

I [n (%)]

S [n (%)]

R [n (%)]

I [n (%)]

S [n (%)]

Ampicillinc

108(93.9)

3(2.6)

4(3.5)

92(93.9)

2(2.0)

4(4.1)

16(94.1)

1(5.9)

0(0.0)

Amoxicillin-clavulanatec

15(13.0)

76(66.1)

24(20.9)

8(8.2)

68(69.4)

22(22.4)

7(41.2)

8(47.1)

2(11.8)

Imipenemb

3(2.6)

10(8.7)

102(88.7)

2(2.0)

7(7.1)

88(89.8)

1(5.9)

3(17.6)

14(82.4)

Ceftriaxoneb

17(14.8)

3(2.6)

95(82.6)

5(5.1)

3(3.1)

90(91.8)

12(70.6)

0(0.0)

5(29.4)

Cefepimeb

5(4.3)

3(2.6)

107(93.0)

1(1.0)

0(0.0)

97(99.0)

4(23.5)

3(17.6)

10(58.8)

Cefoxitinb

28(24.3)

6(5.2)

81(70.4)

17(17.3)

5(5.1)

76(77.6)

11(64.7)

1(5.9)

5(29.4)

Gentamicinb

6(5.2)

4(3.5)

105(91.3)

2(2.0)

2(2.0)

94(95.9)

4(23.5)

2(11.8)

11(64.7)

Nalidixic acidc

63(54.8)

–

52(45.2)

49(50.0)

0(0.0)

49(50.0)

14(82.4)

0(0.0)

3(17.6)

Ciprofloxacinb

7(6.1)

0(0.0)

108(93.9)

1(1.0)

0(0.0)

97(99.0)

6(35.3)

0(0.0)

11(64.7)

Chloramphenicolb

10(8.7)

2(1.7)

103(89.6)

8(8.2)

2(2.0)

88(89.8)

2(11.8)

0(0.0)

15(88.2)

Tetracyclineb

21(18.3)

5(4.3)

89(77.4)

15(15.3)

3(3.1)

80(81.6)

6(35.3)

2(11.8)

9(52.9)

Doxycyclinec

4(3.5)

4(3.5)

107(93.0)

2(2.0)

2(2.0)

94(95.9)

2(11.8)

2(11.8)

13(76.5)

Azithromycinc

5(4.3)

–

110(95.7)

0(0.0)

–

98(100.0)

5(29.4)

–

12(70.6)

Trimethoprim- Sulfamethoxazoleb

6(5.2)

–

109(94.8)

1(1.0)

0(0.0)

97(99.0)

5(29.4)

0(0.0)

12(70.6)

Sulfonamidesc

19 (16.5)

–

96(83.5)

12(12.2)

0(0.0)

86(87.8)

7(41.2)

0(0.0)

10(58.8)

  1. aR: Resistant; I: Intermediate; S: Sensitive
  2. bBreakpoints are based on the CLSI M45-A3 standards for Aeromonas spp.
  3. cOther breakpoints refer to the CLSI M100-S26E criteria for Enterobacteriaceae