Table 1

Characteristics of the study population at the end of tuberculosis treatment

Characteristicsn=177 (%)
Baseline clinical characteristics
 Male sex101 (57.1)
 Age, years, median (25th–75th)32 (24–45.5)
 Median duration of symptoms before diagnosis, weeks (25th-75th)8 (4–12)
 Current or past smoking35 (19.8)
 Previous pulmonary tuberculosis23 (13)
 HIV infection47 (26.6)
 Diabetes mellitus4 (2.3)
Radiological signs
 Extension of tuberculosis lesions >4 zones52/148 (35.1)
 Cavitary disease81/148 (45.8)
Persisting respiratory symptoms
 Any respiratory symptoms110 (62.1)
 Cough87 (49.2)
 Expectoration62 (35.0)
 Dyspnoea99 (55.9)
Spirometry values at the end of treatment
 FEV1, %, mean (SD)76.3 (19.0)
 FVC, %, mean (SD)74.8 (18.2)
 FEV1/FVC0.86 (0.07)
 FEF25–75%, %, median (25th–75th)74 (56–94.5)
  • FEF25–75%, forced expiratory flow between 25% and 75%, FEV1, forced expiratory volume in the first second; FVC, forced vital capacity.