Table 2

Mycobacterial diagnosis

n
NTM = non-tuberculous mycobacteria.
(A) Subjects who completed study tests
Active TB 27
    Induced sputum only13
    Bronchoscopy only1
    Induced sputum and bronchoscopy13
Active NTM 1
NTM (probable contaminant) 3
No mycobacterial disease 98
Subtotal (A) 129
(B) Excluded subjects
Active TB 15
    Smear (+) on induced sputum11
    Smear (–), culture positive subjects4
No evidence of TB 16
Subtotal (B) 31
Total subjects (A+B) 160