Table 1.
Baseline characteristics of datasets
| Clinical characteristics | All (n = 1105) | NTM-LD (n = 301) | MTB-LD (n = 804) | p-value |
|---|---|---|---|---|
| Age | 48.87 ± 18.32 | 53.57 ± 17.21 | 47.11 ± 18.42 | 0.000a |
| Gender | 0.082b | |||
| Female | 310 (28.05%) | 96 (31.89%) | 214 (26.62%) | |
| Male | 795 (71.95%) | 205 (68.11%) | 590 (73.38%) | |
| Chest pain | 136 (12.31%) | 39 (12.96%) | 97 (12.06%) | 0.779b |
| Cough | 923 (83.53%) | 234 (77.74%) | 689 (85.70%) | 0.024b |
| Expectoration | 760 (68.78%) | 203 (67.44%) | 557 (69.28%) | 0.702b |
| Fever | 488 (44.16%) | 118 (39.20%) | 370 (46.02%) | 0.099b |
| Chest tightness | 109 (9.86%) | 33 (10.96%) | 76 (9.45%) | 0.627b |
| Haemoptysis | 163 (14.75%) | 48 (15.95%) | 115 (14.30%) | 0.656b |
| Gasp | 132 (11.95%) | 48 (15.95%) | 84 (10.45%) | 0.080b |
| Dyspnoea | 9 (0.81%) | 7 (2.33%) | 2 (0.25%) | 0.011b |
| Chills | 25 (2.26%) | 5 (1.66%) | 20 (2.49%) | 0.474b |
| Fatigue | 283 (25.61%) | 91 (30.23%) | 192 (23.88%) | 0.132b |
| Night sweats | 115 (10.41%) | 28 (9.30%) | 87 (10.82%) | 0.614b |
| Weight loss | 233 (21.09%) | 69 (22.92%) | 164 (20.40%) | 0.511b |
aIndependent sample t test, bPearson’s chi-squared test.