Skip to main content

Table 1 Prevalences of resistance markers and virulence-associated genes

From: Characterisation of MRSA strains isolated from patients in a hospital in Riyadh, Kingdom of Saudi Arabia

Marker

Number of positive isolates

Percent of positive isolates

Marker

Number of positive isolates

Percent of positive isolates

mecA

107

100.00

lukF-PV + lukS-PV

58

54.21

SCCmec I, SCCmec II

0

0.00

tst1

8

7.48

SCCmec III

22

20.56

sea

9

8.41

SCCmec IV

76

71.03

sea-N315

5

4.67

SCCmec IV/SCCfus (CC1)

1

0.93

seb

2

1.87

SCCmec IV/SCCfus (CC5)

3

2.80

sec + sel

3

2.80

SCCmec V

4

3.74

sed

2

1.87

atypical SCCmec (ST834)

1

0.93

see

0

0.00

merA + merB

14

13.08

egc

54

50.47

blaZ

100

93.46

seh

1

0.93

erm(A)

21

19.63

sej + ser

3

2.80

erm(C)

30

28.04

sek + seq

24

22.43

msr(A)

9

8.41

ORF CM14

1

0.93

mph(C)

7

6.54

etA, etB, edinC

0

0.00

aacA-aphD

37

34.58

etD

21

19.63

aadD

8

7.48

edinA

1

0.93

aphA3 + sat

38

35.51

edinB

21

19.63

dfrA

28

26.17

ACME

0

0.00

far1

17

15.89

sak

103

96.26

Q6GD50 (fusC)

7

6.54

chp

70

65.42

tet(K)

11

10.28

scn

104

97.20

tet(M)

22

20.56

agr group I

58

54.21

cat

1

0.93

agr group II

10

9.35

qacA

20

18.69

agr group III

38

35.51

mupA, ermB, cfr, fexA, vanA

0

0.00

agr group IV

1

0.93