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Table 1 Baseline characteristics of 174 study patients

From: Additional role of second washing specimen obtained during single bronchoscopy session in diagnosis of pulmonary tuberculosis

  No. of patients (%) or median (IQR)
Age, years 53 (34 – 68)
Gender, female 84 (48)
Comorbidity 76 (44)
  Malignancy 31 (18)
  Cardiovascular disease 29 (17)
  DM 25 (14)
  Chronic hepatitis 3 (2)
  Respiratory disease 4 (2)
  Rheumatic disease 3 (2)
  Transplantation 2 (1)
  Others* 6 (3)
Smoking  
  Ex-smoker 26 (15)
  Current smoker 41 (24)
Previous history of TB treatment 32 (18)
Symptoms 75 (43)
  Cough 43 (25)
  Sputum 23 (13)
  Fever 15 (9)
  Hemoptysis 11 (6)
  Chest pain 9 (5)
  Dyspnea 7 (4)
  Sweating 2 (1)
Chest radiology  
  Small nodules 95 (55)
  Consolidation 45 (26)
  Atelectasis 19 (11)
  Cavitation 18 (10)
  Mass 14 (8)
  Effusion 9(5)
  Fibrotic scar 8 (5)
  Normal 3 (2)
Location of bronchial washing  
  Right upper lobe 71 (41)
  Right middle lobe 19 (11)
  Right lower lobe 25 (14)
  Left upper lobe 49 (28)
  Left lower lobe 10 (6)
  1. Abbreviations: IQR, interquartile ranges; DM, diabetes mellitus; TB, tuberculosis.
  2. * Hyperthyroidism (n = 2), hypothyroidism (n = 1), paraplegia due to spinal cord injury (n = 1), Klippel-Feli syndrome (n = 1), osteoporosis (n = 1).
  3. Categorical variables were denoted by No. of patients (%).
  4. Continuous variable was denoted by median (IQR).