Table 2 Characteristics of the study population at entry.
Characteristic | IFN gamma N = 18 | Placebo N = 14 |
|---|---|---|
Age (yrs), median ± IQR | 62 ± 11 | 57 ± 18 |
Male gender | 13 (72.2%) | 11 (78.6%) |
White | 16 (88.9%) | 11 (78.6%) |
BMI (Kg/m2), mean ± SD | 21.1 ± 3.5 | 18.7 ± 2.8 |
Toxic habits | ||
Smokers | 5 (27.8%) | 7 (50.0%) |
Alcohol | 1 (5.6%) | 5 (35.7%) |
Organism | ||
M. avium complex | 17 (94.4%) | 13 (92.9%) |
M. fortuitum-cheloneae | 1 (5.6%) | 0 |
M. kansasii | 0 | 1 (7.1%) |
Months since diagnosis, median ± IQR | 30 ± 40 | 40 ± 34 |
Respiratory tract history | ||
Asthma | 0 | 2 (14.3%) |
Tuberculosis | 2 (11.1%) | 0 |
Minimum pleurotomy | 2 (11.1%) | 0 |
Right superior lobectomy | 0 | 1 (7.1%) |
Emphysematous bullous disease | 1 (5.6%) | 0 |
Fibroemphysema | 0 | 1 (7.1%) |
Interstitial pulmonary fibrosis | 1 (5.6%) | 0 |
Pneumothorax | 1 (5.6%) | 0 |