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Table 1 Sensitivity and specificity of AMR prediction for selected antibiotics and their respective antibiotic resistance encoding genes (ARG). The number of resistant and sensitive phenotypes given are based on the antibiograms (n = 451, EUCAST). “*” indicates sample size of 1

From: Historic methicillin-resistant Staphylococcus aureus: expanding current knowledge using molecular epidemiological characterization of a Swiss legacy collection

Antibiotic

Genes

Resistant phenotypes

Sensitive phenotypes

Sensitivity [%]

Specificity [%]

Penicillin

blaZ

450

1

95.8

0*

Oxacillin

mecA

451

0

99.1

-

Clindamycin

ermA, ermC

440

11

98.4

27.3

Erythromycin

ermA, ermC

444

7

98.4

42.9

Gentamicin

aac(6)-aph(2′)

55

396

89.1

98.2

Tetracycline

tetM, tetK

450

1

100.0

100

Ciprofloxacin

gyrA, grlA

1

450

0.0*

98