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Table 1 Patients’ demographic and baseline descriptive characteristics

From: A retrospective study of factors associated with treatment decision for nontuberculous mycobacterial lung disease in adults without altered systemic immunity

  Treated patients (n=25) Untreated patients (n=26) P-value
Age, median (IQR) years 65 (54-74) 70 (60.8-76) 0.227
Gender (male) 9 (36) 13 (50) 0.4
Active smokers 6 (24) 6 (23) 1
Cumulative tobacco smoking (IQR) pack/year 32.5 (28.8-52.5) 40 (21.3-60) 0.79
BMI (IQR) kg/m2 17.9 (16.8-19.9) 19.9 (18.3-23.8) 0.023
History of tuberculosis 6 (24) 5 (19.2) 0.74
History of NTM lung disease 8 (32) 2 (7.7) 0.038
History of croup during infancy 1 1 1
Gastroesophageal reflux disease 4 (16) 2 (7.7) 0.42
History of cured malignant solid tumor 1 (4) 5 (19.2) 0.19
Diabetes mellitus 0 2 (7.7) 0.49
Chronic heart failure 0 4 (16) 0.11
Asthma or atopic disease 6 (24) 2 (7.7) 0.14
Chronic obstructive pulmonary disease 4 (16) 9 (34.6) 0.19
Bronchiectasis 14 (56) 14 (53.8) 1
Chronic interstitial lung disease 2 (8) 5 (19.2) 0.42
Chronic rheumatic disease 6 (24) 2 (7.7) 0.14
Autoimmune disease 3 (12) 4 (15.4) 1
History of thoracic surgery 5 (20) 3 (11.5) 0.46
Corticosteroid inhaled therapy 6 (24) 7 (27) 1
  1. NOTE Data are No. (%) of patients, unless otherwise indicated. Variables were compared using Mann–Whitney U test, χ2 test or the Fisher exact test, where appropriate
  2. Abbreviations: IQR, interquartile range