Table 5 Predictors of pneumothorax
Univariate analysis | Multivariate analysis | |||||
|---|---|---|---|---|---|---|
Hazard ratio | 95% CI | P value | Hazard ratio | 95% CI | P value | |
Age | 0.973 | 0.916–1.033 | 0.362 | |||
Gender | ||||||
Male | 1 | |||||
Female | 1.359 | 0.414–4.462 | 0.613 | |||
Minimum diameter of the multiple nodules | 1.328 | 0.978–1.804 | 0.069 | 1.323 | 0.953–1.836 | 0.095 |
Maximum nodule-pleura distance of the multiple nodules | 1.064 | 0.992–1.141 | 0.081 | 1.053 | 0.973–1.140 | 0.200 |
Number of the nodules | 1.028 | 0.304–3.469 | 0.965 | |||
Emphysema | 1.356 | 0.314–5.850 | 0.683 | |||
FEV 1.0 /FVC (%) | 0.995 | 0.913–1.084 | 0.913 | |||
Position change | 0.602 | 0.196–1.850 | 0.376 | |||
Localization material | ||||||
Needle | 1 | 1 | ||||
Coil | 0.346 | 0.099–1.205 | 0.096 | 0.606 | 0.146–2.513 | 0.490 |