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. 2002 Feb;40(2):607–610. doi: 10.1128/JCM.40.2.607-610.2002

TABLE 2.

Resolution of discrepant results in comparison with the proportion method

Drug (concn)a No. of false susceptibility results
No. of false resistance results
BACTEC 460TB BACTEC MGIT 960 BACTEC 460TB BACTEC MGIT 960
Streptomycin (L) 1 0 0 1
Streptomycin (H) 1 0 0 0
Isoniazid (L) 0 0 0 3
Isoniazid (H) 1 1 0 1
Rifampin 0 0 0 1
Ethambutol (L) 2 1 1 1
Ethambutol (H) 0 1 1 1
a

L, lower concentration; H, higher concentration.