Table 2. Characteristics of 40 patients with the nodular bronchiectatic form of Mycobacterium avium complex lung disease.

Baseline characteristics (n = 40)
Age at diagnosis (mean ± SD, year)	64.20 ± 9.43
Sex, female	33 (82.5)
BMI (mean ± SD, kg/m2)	21.40 ± 2.80
Smoking history
Ever smoker	5 (12.5)
Non-smoker	35 (87.5)
Duration of CT follow-up (mean ± SD, year)	6.23 ± 1.95
Positive AFB smear	7 (17.5)
Etiologic organisms
Mycobacterium intracellulare	28 (70)
Mycobacterium avium	8 (20)
Both	4 (10)
Respiratory symptoms
Cough	31 (77.5)
Sputum	31 (77.5)
Hemoptysis	11 (27.5)
Dyspnea	5 (12.5)
Medical history
DM	2 (5.0)
Chronic liver disease	1 (2.5)
Rheumatic disease	1 (2.5)
Malignancy	2 (5.0)

Data are presented as mean ± standard deviation or the number (%) of subjects.

SD- standard deviation; BMI- body mass index; CT- computed tomography; AFB-acid fast bacilli; DM- diabetes mellitus