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Table 1 Baseline characteristics of study subjects

From: Nitric oxide production in the exhaled air of patients with pulmonary tuberculosis in relation to HIV co-infection

  HIV-/TB HIV+/TB HC BD
  n = 59 n = 36 n = 17 n = 46
Age (years) 23 (20–29) 29 (24–34) 25 (21–35) 26 (20–37)
Sex     
   Female 31 22 12 11
   Male 28 14 5 35
BCG vaccination scar (%) 7 8 18 7
Family member treated for TB (%) 25 36 100 0
X-ray n = 53 n = 33   
   Normal (%) 0 3   
   Minimal TB (%) 21 36   
   Moderately advanced TB (%) 49 49   
   Far advanced TB (%) 30 12*   
Sedimentation rate (mm/h) 68 (47–80) 83 (70–98)*   
Body mass index (kg/m 2 ) 16.3 (15.5–18.4) 16.4 (14.7–18.1)   
Estimated weight loss (kg) 5.0 (3.0–8.0) 6.0 (3.3–9.3)   
Temperature (°C) 37.7 (37.2–38.3) 37.9 (37.3–38.5)   
Fever (%) 90 100   
Fever (weeks) 8.0 (4.0–12.0) 8.4 (4.0–12.0)   
Cough (weeks) 10.0 (4.0–16.0) 8.0 (4.0–13.0)   
Haemoptysis (%) 27 27   
Haemoptysis (weeks) 0.0 (0.0–0.3) 0.0 (0.0–0.2)   
  1. Data are presented as median and inter quartile range. TB (tuberculosis), HIV (human immunodeficiency virus), HC (household contacts), BD (blood donors), BCG (bacillus Calmette-Guérin), SR (sedimentation rate). * p < 0.05 between HIV-/TB and HIV+/TB patients.