Table 1.
Population characteristics in 36 patients with obstructive lung diseases and non-tuberculous mycobacteria (NTM) respiratory isolates.
| Factor | Total Population No. 36 |
NTM-LD No. 17 |
Colonization No. 19 |
p |
|---|---|---|---|---|
| Gender Males/Females |
15/21 | 7/10 | 8/11 | 0.95 |
| Age, mean (SD) | 65, 9 (11,6) | 65, 2 (11,1) | 66, 3 (12,2) | 0.85 |
| BMI, mean (SD) | 24, 5 (4,8) | 21, 9 (3,8) | 26, 8 (4,5) | 0.001 |
| ≤22.5 No (%) | 14 (39) | 10 (59) | 4 (21) | 0.04 |
| Smoking/pack-years median (range) |
20 (0–80) | 25 (0–50) | 20 (0–80) | 0.22 |
| Inhaled CS No. (%) | 25 (69) | 12 (71) | 13 (68) | 0.82 |
| Oral CS No. (%) | 5 (14) | 2 (12) | 3 (16) | 0.89 |
| Spirometry (median, range) | ||||
| FEV1%/FVC | 0.51 (0.3–0.86) | 0.45 (0.3–0.75) | 0.56 (0.41–0.86) | 0.09 |
| FEV1% pred. | 50 (22–123) | 45 (22–123) | 57 (34–110) | 0.41 |
| FVC% pred. | 77.5 (49–129) | (52–129) | (49–106) | 0.48 |
| Weight loss > 5% No (%) | 6 (17) | 4 (24) | 2 (11) | 0.38 |
| Elevated body temperature (>38 °C) No. (%) |
11 (31) | 9 (53) | 2 (11) | 0.02 |
| Dyspnea No. (%) | 26 (72) | 13 (77) | 13 (68) | 0.87 |
| Haemoptysis No. (%) | 8 (22) | 4 (24) | 4 (21) | 0.82 |
| Expectoration No. (%) | 17 (47) | 7 (41) | 10 (53) | 0.72 |
| Bronchiectasis No. (%) | 16 (44) | 7 (41) | 11 (58) | 0.5 |
| Hypothyreosis No. (%) | 7 (19) | 3 (18) | 4 (21) | 0.87 |
| Past neoplastic disease No. (%) | 6 (17) | 4 (24) | 2 (11) | 0.55 |
| Diabetes No. (%) | 6 (17) | 5 (29) | 1 (5) | 0.14 |
BMI—body mass index, CS—corticosteroids, FEV1—forced expiratory volume in one second, FVC—forced vital capacity, FEV1/FVC—Tiffeneau-Pinelli index.