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Table 2 Antimicrobial resistance patterns of S. aureus isolates

From: Molecular characterization of enterotoxin genes in methicillin-resistant S. aureus isolated from food poisoning outbreaks in Egypt

Pattern code

Antimicrobial resistance pattern

Isolates nos.

Pattern (%)

Classes of antibiotics

P1

FOX, AMP

10, 12,17, 19, 20, 27

6 (12%)

2nd generation cephalosporins, penicillins

P2

FOX, AMP, NIT

16

1 (2%)

2nd generation cephalosporins, penicillins, nitrofurantoin

P3

FOX, AMP, AZM

23

1 (2%)

2nd generation cephalosporins, penicillins, macrolide

P4

FOX, AMP, SXT

38

1 (2%)

2nd generation cephalosporins, penicillins, sulfonamides and folic acid inhibitors

P5

FOX, AMP, CTX

44

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin

P6

FOX, AMP, CTX, SXT

1, 34, 36, 42, 43, 48

6 (12%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, sulfonamides and folic acid inhibitors

P7

FOX, AMP, CTX, NIT

3

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, nitrofurantoin

P8

FOX, AMP, CTX, AZM

33, 45

2 (4%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, macrolide

P9

FOX, AMP, SXT, DOX

14

1 (2%)

2nd generation cephalosporins, penicillins, sulfonamides and folic acid inhibitors, tetracycline

P10

FOX, AMP, NIT, DOX

24

1 (2%)

2nd generation cephalosporins, penicillins, nitrofurantoin, tetracycline

P11

FOX, AMP, AZM, DOX

21

1 (2%)

2nd generation cephalosporins, penicillins, macrolide, tetracycline

P12

FOX, AMP, CTX(I), SXT(I), NIT

2

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, sulfonamides and folic acid inhibitors, nitrofurantoin

P13

FOX, AMP, CTX(I), SXT, NIT

8

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, sulfonamides and folic acid inhibitors, nitrofurantoin

P14

FOX, AMP, CTX, SXT, DOX

15

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, sulfonamides and folic acid inhibitors, tetracycline

P15

FOX, AMP, CTX, SXT(I), AZM

47

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, sulfonamides and folic acid inhibitors, macrolide

P16

FOX, AMP, CTX(I), SXT, DOX, NIT

18, 49, 37

3 (6%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, sulfonamides and folic acid inhibitors, tetracycline, nitrofurantoin

P17

FOX, AMP, CTX, SXT, DOX, NIT

7

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, sulfonamides and folic acid inhibitors, tetracycline, nitrofurantoin

P18

FOX, AMP, CTX, AZM, DOX, NIT

29

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, macrolide, tetracycline, nitrofurantoin

P19

FOX, AMP, CTX, AZM, CIP, NIT

4

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, macrolide, quinolone, nitrofurantoin

P20

FOX, AMP, CTX(I), GEN, TOB, AZM

50

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, aminoglycoside, macrolide

P21

FOX, AMP, CTX(I), GEN, TOB, AMK(I)

32

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, aminoglycoside

P22

FOX, AMP, CTX(I), AZM, DOX, CIP

13

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, macrolide, tetracycline, quinolone

P23

FOX, AMP, CTX, GEN, TOB, AMK, AZM

41

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, aminoglycoside, macrolide

P24

FOX, AMP, CTX(I), AMK, GEN, TOB, AZM

26

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, aminoglycoside, macrolide

P25

FOX, AMP, CTX(I), GEN, TOB, AZM, NIT

9

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, aminoglycoside, macrolide, nitrofurantoin

P26

FOX, AMP, AMK, GEN, TOB, AZM, SXT

39

1 (2%)

2nd generation cephalosporins, penicillins, aminoglycoside, macrolide, sulfonamides and folic acid inhibitors

P27

FOX, AMP, CTX, SXT(I), AZM, DOX, NIT

6

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, sulfonamides and folic acid inhibitors, macrolide, tetracycline, nitrofurantoin

P28

FOX, AMP, CTX(I), CIP, NOR(I), SXT(I), DOX

31

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, quinolone, sulfonamides and folic acid inhibitors, tetracycline

P29

FOX, AMP, AMK, GEN, TOB, AZM, SXT, DOX

22

1 (2%)

2nd generation cephalosporins, penicillins, aminoglycoside, macrolide, sulfonamides and folic acid inhibitors, tetracycline

P30

FOX, AMP, CTX, GEN, TOB, AMK(I), AZM, NIT

35

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, aminoglycoside, macrolide, Nitrofurantoin

P31

FOX, AMP, CTX(I), GEN, TOB, AMK, AZM(I), DOX

11

1 (2%)

2nd generation cephalosporins,penicillins, 3rd generation cephalosporin, aminoglycoside, macrolide, tetracycline

P32

FOX, AMP, CTX(I), TOB(I), GEN(I), AMK(I) AZM, DOX

46

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, aminoglycoside, macrolide, tetracycline

P33

FOX, AMP, CTX(I), CN, TOB, AMK,AZM, NIT

30

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, aminoglycoside, macrolide, nitrofurantoin

P34

FOX, AMP, CTX(I), AMK, GEN, TOB, AZM, SXT, DOX

25

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, aminoglycoside, macrolide, Sulfonamides and folic acid inhibitors, tetracycline

P35

AMP, FOX, CTX(I), GEN, TOB, NOR, CIP, SXT, AZM

28

1 (2%)

penicillins, 2nd generation cephalosporins, 3rd generation cephalosporin, aminoglycoside, quinolones, sulfonamides and folic acid inhibitors, macrolide

P36

FOX, AMP, CTX(I), TOB(I), GEN(I), AMK(I) AZM, DOX, NIT

5

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, aminoglycoside, macrolide, tetracycline, nitrofurantoin

P37

FOX, AMP, CTX(I), AMK, GEN, TOB, AZM, SXT, DOX, NIT

40

1 (2%)

2nd generation cephalosporins, penicillins, 3rd generation cephalosporin, aminoglycoside, macrolide, sulfonamides and folic acid inhibitors, tetracycline, nitrofurantoin

  1. Cefoxitin (FOX), ampicillin (AMP), cefotaxime (CTX), ciprofloxacin (CIP), norfloxacin (NOR), amikacin (AMK), tobramycin (TOB), gentamicin (GEN), doxycycline (DOX), azithromycin (AZM), nitrofurantoin (NIT), sulfamethoxazole/trimethoprim (SXT) and intermediate resistance (I)