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Table 2 Characteristics of patients with positive culture for non-tuberculous mycobacteria

From: Isolation of non-tuberculous mycobacteria among tuberculosis patients, a study from a tertiary care hospital in Lahore, Pakistan

  Pulmonary Extrapulmonary p-value
Total Patients, n/N (%) 169/191 (88) 22/191 (12)  
Median Age, years (Range) 45d (6–75) 21 (6–90) < 0 .001
Gender, n/N (%)
 Male 103/169 (61) 7/22 (32) 0.009
 Female 66/169 (39) 15/22 (68)  
Treatment historya, n/N (%)
 Single cycle of RHEZb 82/169 (48) 2/22 (9) < 0 .001
 One or more cycles of RHEZSc 28/169 (17) 0/22 (0)
 Unknown 34/169 (20) 5/22 (23)
 Not Treated 25/169 (15) 15/22 (68)
HIV Status, n/N (%)
 Negative 22/169 (13) 0/22 (0) 0.936
 Unknown 147/169 (87) 22/22 (100)
Sites involved, n/N (%)
 Lung 169/169 (100)  
 Lymph nodes 7/22 (32)  
 Pleural fluid 8/22 (36)  
 Pus 3/22 (14)  
 Tissue 3/22 (14)  
 Perinephric fluid 1/22 (4)  
  1. n number, N total number, % percentage, MAC Mycobacterium avium complex
  2. aPrevious anti-tuberculous treatment
  3. bRHEZ = rifampicin + isoniazid + ethambutol + pyarzinamide
  4. cRHEZPS = rifampicin + isoniazid + ethambutol + pyrazinamide + streptomycin
  5. dData from163 patients, missing data for age for 3 patients