Table 5 Logistic regression analyses of pneumothorax and pulmonary hemorrhage

Pneumothorax

 Lesion diameter

0.025

0.822

0.692–0.975

 Gelfoam

0.028

0.474

0.244–0.923

 Radiofrequency ablation

0.020

2.351

1.147–4.820

Pulmonary hemorrhage

 Lesion diameter

0.014

0.785

0.648–0.952

 Gelfoam

0.005

0.341

0.162–0.718

 Pulmonary emphysema

0.047

2.148

1.009–4.572

 The number of samples

0.013

1.834

1.138–2.956

 Radiofrequency ablation

0.002

3.443

1.555–7.627