Table 1 Comparison of Mycobacterial Identification using Acid-Fast Staining, Bacterial Culture and MALDI-TOF MS.

From: Rapid Sputum Multiplex Detection of the M. tuberculosis Complex (MTBC) and Resistance Mutations for Eight Antibiotics by Nucleotide MALDI-TOF MS

patient ID

acid-fast bacilli

culture examination

rifampicin susceptibility

MALDI-TOF MS

TB

NTM

rpoB mutation

2986

+

M. tuberculosis

sensitive

+

+

−

3012

+

M. tuberculosis

sensitive

+

+

−

2994

−

M. tuberculosis

sensitive

+

+

−

2996

−

M. tuberculosis

sensitive

+

+

−

3014

−

M. tuberculosis

sensitive

+

+

−

2673

+

M. kansasii

NA

−

+

NA

2852

+

MAC

NA

−

+

NA

2834

+

M. chelonae

NA

−

+

NA

3013

−

M. kansasii

NA

−

+

NA

2993

−

M. gordonii

NA

−

+

NA

3009

−

MAC

NA

−

+

NA

8288

−

negative

NA

−

−

NA

8289

−

negative

NA

−

−

NA

8290

−

negative

NA

−

−

NA

  1. MAC, Mycobacterium avium complex.