The lung microbiota in Korean patients with non-tuberculous mycobacterial pulmonary disease

BMC Microbiology

Table 1 Demographic and clinical characteristics of the study subjects

Variable	NTM-PD group (n = 11)	Control group (n = 10)	p-value*
Age, years	57 [23–74]	57.5 [33–83]	0.863
Female (%)	8 (72.7)	6 (60.0)	0.537
BMI (kg/m²)	20.4 [18.1–22.0]	25.6 [17.6–31.3]	0.012
Height (cm)	159.8 [152.5–183.0]	162.4 [140.0–172.0]	1.000
Weight (kg)	52.0 [45.0–63.0]	60.6 [46.4–85.1]	0.051
Smoking status (%)			0.709
Never-smoker	8 (72.7)	7 (70.0)
Ex-smoker	1 (9.1)	2 (20.0)
Current smoker	2 (18.2)	1 (10.0)
Smoking level (pack-years)	35.0 [10.0–60.0]	11.4 [10.0–40.0]	0.800
Comorbidity
Hypertension	1 (9.1)	1 (10.0)	1.000
Hyperlipidemia	1 (9.1)		1.000
Parkinson’s disease		1 (10.0)	0.476
Past medical history
Pneumonia	1 (9.1)		1.000
Tuberculosis	1 (9.1)	2 (20.0)	1.000
Pulmonary embolism		1 (10.0)	0.476
Canine space abscess	1 (9.1)		1.000
Colon polyp	1 (9.1)		1.000
Final diagnosis after bronchoscopy (in control group)
Bronchiectasis with endobronchial secretion		6 (60.0)
Anthracosis		2 (20.0)
Benign bronchial stenosis		1 (10.0)
Endobronchial secretion		1 (10.0)

Data are shown as medians (with ranges) or frequencies (with % values)
NTM-PD nontuberculous mycobacterial pulmonary disease, BMI body mass index
*p-values < 0.05 are shown in bold for comparisons between the NTM-PD and control groups

ISSN: 1471-2180