Table 1.

Demographics, respiratory co-morbidities and corticosteroid usage in NTM patients

	Patients with MAI complex NTM	Patients with NTM only other than MAI
Total Subjects	36	38
Mean Age/yrs (standard error of mean; range)	63.3 (2.74; 22.6 – 88.7)	64.4 (2.49; 31.3 – 90.3)	p = 0.78
Sex	22 female, 14 male	17 female, 21 male	p = 0.16
Subjects culturing multiple NTM species	18 (50%)	8 (21%)	p = 0.009
Asthma	6 (17%)	4 (11%)	p = 0.44
COPD	9 (25%)	15 (39%)	p = 0.18
Bronchiectasis	15 (42%)	5 (13%)	p = 0.006
ABPA	1 (3%)	0 (0%)	p = 0.30
Nasal Polyps	2 (6%)	1 (3%)	p = 0.52
on Inhaled Corticosteroids	19 (53%)	15 (39%)	p = 0.25
on Oral Corticosteroids	3 (8%)	3 (8%)	p = 0.94

Respiratory co-morbidities and usage of inhaled/oral corticosteroids in patients in our NTM cohort as detailed in medical notes contemporary to the dates of their first isolated NTM. Values represent number (%) except where specified