Ann Clin Microbiol 2023;26:147-157. Analysis of blood culture data at a university hospital: bacterial distribution and cumulative antimicrobial resistance (2016–2020)
Table 3. Antimicrobial resistance rates of S. aureus and Enterococcus blood isolates during 2016-2020
% Resistant
20162017201820192020Total
S. aureus (n = 156)(n = 162)(n = 164)(n = 131)(n = 139)(n = 752)
Oxacillin47.248.751.551.948.149.2
Erythromycin 30.630.030.722.129.628.6
MRSA52.950.753.636.250.849.0
MSSA10.410.36.36.310.08.7
Clindamycin 28.130.131.322.931.128.9
MRSA47.149.350.030.449.245.4
MSSA11.712.811.414.114.312.8
Ciprofloxacin 28.528.0 33.125.239.330.7
MRSA60.357.561.947.875.460.4
MSSA002.505.71.6
Vancomycin000000
E. faecium (n = 67)(n = 80)(n = 77)(n = 98)(n = 115)(n = 437)
Gentamicin-High43.929.236.138.939.0 37.5
Streptomycin-High10.56.215.36.32.9 7.6
Linezolid00000 0
Teicoplanin24.632.327.842.127.6 31.4
Vancomycin31.644.638.944.237.1 39.5
E. faecalis (n = 60)(n = 53)(n = 61)(n = 63)(n = 43)(n = 280)
Gentamicin-High55.456.838.647.647.6 48.9
Streptomycin-High12.56.821.112.719.0 14.5
Linezolid003.51.64.8 1.1
Teicoplanin3.64.51.8001.9
Vancomycin3.64.51.8001.9

Abbreviations: MRSA, methicillin-resistant S. aureus; MSSA, methicillin-susceptible S. aureus.