Table 6 Comparison of NTM lung disease characteristics between patients with 1 NTM species detected and patients with more than 1 NTM species detected
Characteristics | 1 species (N = 246) | ≥ 2 species (N = 106) | P value | OR (95% CI) |
|---|---|---|---|---|
Male (%) | 123 (50) | 59 (55.7) | 0.33 | Â |
Age ≥ 65 years | 136 (55.3) | 72 (67.9) | 0.027* | 1.7 (1.1–2.8) |
Median BMI (25th–75th IQR) | 19.1 (16.4–21.7) | 18.1 (15.3–21.4) | 0.14 |  |
Coexisting illnesses No. (%) | ||||
 HIV | 11 (4.5) | 2 (1.9) | 0.36 |  |
 IHD | 28 (11.4) | 14 (13.2) | 0.63 |  |
 Neoplastic disease | 73 (29.7) | 23 (21.7) | 0.12 |  |
 Diabetes mellitus | 28 (11.4) | 15 (14.2) | 0.47 |  |
 COPD | 25 (10.2) | 21 (19.8) | 0.013* | 2.2 (1.2–4.1) |
 Bronchiectasis | 87 (35.4) | 41 (38.7) | 0.55 |  |
 TB history | 67 (27.2) | 30 (28.3) | 0.84 |  |
Clinical symptoms No. (%) | ||||
 Cough | 181 (73.6) | 80 (75.5) | 0.71 |  |
 Phlegm | 110 (44.7) | 51 (48.1) | 0.56 |  |
 Haemoptysis | 76 (30.9) | 38 (35.8) | 0.36 |  |
 Weight loss | 50 (20.3) | 21 (19.8) | 0.91 |  |
 Chest pain | 21 (8.6) | 7 (6.6) | 0.53 |  |