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Table 3 Gain in early pulmonary tuberculosis diagnosis with the Xpert® MTB/RIF assay

From: Retrospective observational study of diagnostic accuracy of the Xpert® MTB/RIF assay on fiberoptic bronchoscopy sampling for early diagnosis of smear-negative or sputum-scarce patients with suspected tuberculosis

N = 162 patients

TB + (N = 30 patients)

TB- (N = 132 patients)

Xpert®MTB/RIF (XP)+

18

0

Smear microscopy (SM) +

5

6 (=6 NTMa)

Gain in early TBb diagnosis (XP-SM)

13

0

  1. a NTM: Nontuberculous mycobacteria.
  2. b TB: Tuberculosis.