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Table 5 Frequency of antibiotic resistance among the isolated strains

From: Comparative and molecular analysis of MRSA isolates from infection sites and carrier colonization sites

Antibiotic

Carrier (n = 55)

Infection (n = 51)

p value

Odds ratio (CI 95%)

Amikacin

7 (12.7%)

10 (19.6%)

0.35

0.60 (0.20–1.74)

Azithromycin

26 (47.3%)

27 (52.9%)

0.57

0.80 (0.37–1.72)

Cefoxitin

55 (100%)

51 (100%)

NA

NA

Chloramphenicol

53 (96.4%)

49 (96.1%)

0.94

1.08 (0.11–10.71)

Ciprofloxacin

27 (49.1%)

31 (60.8%)

0.24

0.62 (0.29–1.36)

Clindamycin

3 (5.5%)

5 (0.1%)

0.43

0.53 (0.10–2.44)

Doxycycline

21 (38.2%)

19 (37.3%)

0.92

1.04 (0.47–2.3)

Erythromycin

43 (78.2%)

40 (78.4%)

0.98

0.99 (0.38–2.52)

Fosfomycin

3 (5.5%)

1 (0.02%)

0.41

2.86 (0.29–77.36)

Fusidic acid

55 (100%)

51 (100%)

NA

NA

Gentamycin

5 (9.1%)

10 (19.6%)

0.13

0.41 (0.12–1.30)

Kanamycin

38 (69.1%)

41 (80.4%)

0.19

0.55 (0.22–1.34)

Levofloxacin

8 (14.5%)

10 (19.6%)

0.50

0.70 (0.24–1.97)

Linezolid

0 (0%)

0 (0%)

NA

NA

Ofloxcacin

7 (12.7%)

9 (17.6%)

0.50

0.68 (0.22–2.03)

Oxacillin

55 (100%)

51 (100%)

NA

NA

Vancomycin

0 (0%)

0 (0%)

NA

NA

Quinu_Dalfo

9 (16.4%)

5 (0.1%)

0.34

1.79 (0.56–6.31)

Rifampicin

2 (3.6%)

1 (0.02%)

0.66

1.88 (0.14–56.7)

Sulphamethoxazol

3 (5.5%)

2 (0.04%)

0.74

1.41 (0.20–12.27)

Teicoplanin

53 (96.4%)

50 (98%)

0.66

0.53 (0.02–7.19)

Tetracycline

36 (65.5%)

36 (70.6%)

0.58

0.79 (0.34–1.81)

Tigecycline

53 (96.4%)

46 (90.2%)

0.23

2.85 (0.54–22.1)

Tobramycin

4 (7.3%)

7 (13.7%)

0.30

0.50 (0.12–1.83)