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Table 5 Predictors of biopsy-related complications

From: Low-dose versus standard-dose computed tomography-guided biopsy for pulmonary nodules: a randomized controlled trial

Variables

Univariate analysis

Multivariate analysis

Odds ratio

95% CI

P value

Odds ratio

95% CI

P value

Pneumothorax

Age

0.997

0.964–1.032

0.884

   

Gender

Male

1

     

Female

1.328

0.580–3.045

0.502

   

Smoking history

1.185

0.526–2.671

0.682

   

BMI

0.920

0.810–1.044

0.196

   

Emphysema

1.163

0.491–2.759

0.731

   

Body position

Prone

1

     

Non-prone

0.491

0.197–1.223

0.126

   

Lesion size

0.996

0.914–1.085

0.926

   

Lung sides

Right

1

     

Left

0.733

0.318–1.693

0.468

   

Lobe

Non-upper

1

     

Upper

1.475

0.654–3.326

0.349

   

Lesion-pleura distance

 < 30 mm

1

  

1

  

 ≥ 30 mm

2.804

1.169–6.724

0.021

2.350

0.905–6.102

0.079

Needle-pleura angle

 < 50 degrees

1

     

 ≥ 50 degrees

1.821

0.403–8.229

0.436

   

Number of needle pathways

2.322

1.280–4.214

0.006

1.954

1.156–3.302

0.012

Duration of procedure

1.151

1.011–1.310

0.033

1.048

0.956–1.150

0.315

CT protocol

Low-dose

1

     

Standard-dose

0.918

0.408–2.067

0.836

   

High-grade lung hemorrhage

Age

0.982

0.951–1.014

0.261

   

Gender

Male

1

     

Female

1.239

0.545–2.817

0.609

   

Smoking history

0.366

0.148–0.905

0.030

0.425

0.156–1.159

0.095

BMI

1.117

1.000–1.248

0.050

1.111

0.979–1.260

0.103

Emphysema

0.728

0.292–1.817

0.497

   

Body position

Prone

1

     

Non-prone

1.947

0.871–4.353

0.104

   

Lesion size

0.802

0.701–0.927

0.002

0.931

0.850–1.020

0.123

Lung sides

Right

1

     

Left

0.817

0.361–1.848

0.628

   

Lobe

Non-upper

1

  

1

  

Upper

2.252

0.995–5.098

0.052

2.085

0.812–5.351

0.127

Lesion-pleura distance

 < 30 mm

1

  

1

  

 ≥ 30 mm

10.147

2.835–36.321

 < 0.001

3.058

1.106–8.461

0.031

Needle-pleura angle

 < 50 degrees

1

  

1

  

 ≥ 50 degrees

0.185

0.050–0.686

0.012

0.419

0.130–1.350

0.145

Number of needle pathways

1.532

0.969–2.422

0.068

1.352

0.726–2.517

0.341

Duration of procedure

1.187

1.041–1.355

0.011

0.993

0.896–1.101

0.896

CT protocol

Low-dose

1

     

Standard-dose

1.000

0.450–2.223

1.000

   
  1. BMI body mass index, CI confidential interval, CT computed tomography