Table 1.
Percentage of patients with Mycobacterium avium complex and Mycobacterium abscessus by patient and physician characteristics
| |
All Patients with PNTM (n = 915) |
MAC (n = 744) |
M. abscessus (n = 174) |
|---|---|---|---|
| (%) | (%) | (%) | |
| Physician specialty | |||
| Pulmonology | 37 | 38 | 35 |
| Infectious disease | 39 | 38 | 41 |
| Internal medicine | 17 | 17 | 18 |
| Family/general practitioner | 6 | 6 | 6 |
| Practice setting | |||
| NTM specialty center | 43 | 41 | 51 |
| Physician’s office | 57 | 59 | 48 |
| Region | |||
| Northeast | 20 | 21 | 14 |
| Southeast | 35 | 36 | 35 |
| Midwest | 20 | 20 | 21 |
| West | 25 | 23 | 30 |
| Patient age, yr | |||
| <50 | 29 | 29 | 30 |
| ≥50 | 71 | 71 | 70 |
| Patient sex | |||
| Female | 48 | 48 | 45 |
| Male | 52 | 52 | 55 |
| Patient race/ethnicity | |||
| White | 49 | 48 | 52 |
| Black | 27 | 29 | 18 |
| Hispanic/Latino | 11 | 11 | 12 |
| Asian/Pacific Islander | 9 | 9 | 10 |
| Selected patient comorbidities | |||
| Asthma | 27 | 27 | 28 |
| COPD | 26 | 27 | 24 |
| Bronchiectasis | 19 | 22 | 7 |
| Diabetes mellitus | 17 | 15 | 24 |
| HIV/AIDS infection | 10 | 11 | 7 |
| Rheumatoid arthritis | 5 | 6 | 3 |
Definition of abbreviations: AIDS = acquired immune deficiency syndrome; COPD = chronic obstructive pulmonary disease; HIV = human immunodeficiency virus; MAC = Mycobacterium avium complex; NTM = nontuberculous mycobacteria; PNTM = pulmonary NTM.
Three patients were positive for both MAC and M. abscessus.