Table 3. Factors associated with the amount of annual FEV1 decline in patients with NTM pulmonary disease, by linear regression analysis.
Variables | Beta | p value | 95% C.I. |
Age | −0.472 | <0.001 | −0.012–−0.004 |
Gender: male vs. female | 0.295 | 0.018 | 0.022–0.229 |
Radiographic pattern: bronchiectasis vs. cavitary | 0.232 | 0.035 | 0.008–0.205 |
Radiographic score: >3 vs. ≤3 | 0.217 | 0.049 | 0.000–0.202 |
Baseline function: FEV1>50% vs. FEV1≤50% | 0.349 | 0.002 | 0.059–0.245 |
NOTE. NTM, non-tuberculous mycobacteria; FEV1, forced expiratory volume in 1 second.