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Table 1 Demographic and clinical characteristics of sputum smear-positive pulmonary TB patients

From: Viable Mycobacterium tuberculosis in sputum after pulmonary tuberculosis cure

Age in years, median, (range) 25 (16–76)
Sex n (%)
 Male 94 (46)
 Female 110 (54)
History of contact with TB, n/N (%)
a Recent 41/204 (20.0)
b Previous 39/204 (19.2)
 No history of contact 124/204 (60.8)
Prevalence of diabetes n/N (%) 11/204 (5.4)
 Males 5/94 (5.3)
 Females 6/110 (5.5)
Prevalence of HIV 0/204 (0)
Smokers n/N (%) 14/204 (6.8)
 Males, n/N (%) 13/94 (13.8)
 Females, n/N (%) 1/110 (0.9)
Chest X-ray
 Cavitary lesion, n/N (%) 7/102 (6.9)
 Non-cavitary infiltrates, n/N (%) 95/102 (93.1)
 Not available 102/204 (50.0)
Income Group (PKR/month)
 Low (0–15,000) n (%) 109 (53.4)
 Middle (15,000 - 30,000) n (%) 9 (4.5)
 Unknown n (%) 86 (42.1)
  1. n number, N Total number, % percentage
  2. aHistory of contact with active TB case during the course of diagnosis and treatment
  3. bHistory of contact with active TB case before diagnosis and treatment