Table 2 Multivariable-adjusted odds ratios of potential risk factors for hemoptysis
Risk factors | Number of hemoptysis events/cases (%) | Multivariable-adjusted OR (95% CI) | P value | |
|---|---|---|---|---|
Exposure group | Reference group | |||
MAC-Ab positive (vs. negative) | 46/109 (42.2%) | 10/46 (21.7%) | 2.79 (1.15–7.44) | 0.03 |
Age (per 1-year increase) | N/A | N/A | 0.99 (0.96–1.03) | 0.62 |
Male gender (vs. female) | 8/40 (20.0%) | 48/115 (41.7%) | 0.50 (0.19–1.22) | 0.14 |
BMI (per 1 kg/m2 increase) | N/A | N/A | 0.96 (0.85–1.09) | 0.52 |
Nodular bronchiectatic disease (vs. others) | 42/114 (36.8%) | 14/41 (34.1%) | > 999.99 (0.02- > 999.99) | 0.96 |
Fibrocavitary disease (vs. others) | 14/40 (35.0%) | 42/115 (36.5%) | > 999.99 (0.01- > 999.99) | 0.96 |
Number of NTM species (per increase of 1) | N/A | N/A | 1.87 (0.75–4.61) | 0.17 |