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Table 2 Categorical Agreements of commercial MIC tests compared to reference standard Broth Microdilution, n (%)

From: The accuracy of four commercial broth microdilution tests in the determination of the minimum inhibitory concentration of colistin

  Categorical agreement, n (%) Very major error, n (%) Major error, n (%)
Sensititre™ 65 (92.9) 5 (14.7) 0 (0)
SensiTest™ 67 (95.7) 3 (8.8) 0 (0)
UMIC 66 (94.3) 2 (5.9) a 1 (0) a
Micronaut 67 (95.7) 3 (8.8) 0 (0)
VITEK2 (n = 56) 47 (83.9) 3 (8.8) 6 (10.7)
  1. a No growth in one isolate