Table 5 Univariate analysis affecting OS and DFS of lung cancer patients.

From: Long-term outcome of uniport vs. multiport video-assisted thoracoscopic lobectomy for lung cancer

Variables

OS

DFS

P-value

Hazard ratio (HR)

95% Exp(B) CI

P-value

Hazard ratio (HR)

95% Exp(B) CI

Down

Up

Down

Up

Surgical approach

0.922

1.037

0.505

2.129

0.951

0.978

0.479

1.997

Age

0.046

1.04

1.001

1.081

0.051

1.039

1

1.079

Sex

0.017

0.415

0.201

0.855

0.016

0.441

0.199

0.846

Pathological types

0.69

1.34

0.319

5.628

0.696

1.331

0.317

5.593

TNM Stage

 < 0.01

2.513

1.739

3.361

 < 0.01

2.563

1.779

3.692

Lobectomy

0.292

1.135

0.897

1.437

0.266

1.143

0.903

1.446

Smoking

0.096

0.532

0.253

1.118

0.098

0.536

0.255

1.122

Postoperative complications

0.174

0.438

0.133

1.442

0.162

0.428

0.13

1.408

BMI

0.827

0.988

0.886

1.102

0.826

0.988

0.885

1.102

Operative time

0.599

1.001

0.997

1.006

0.584

1.001

0.997

1.006

Intraoperative bleeding volume

0.528

0.997

0.987

1.007

0.524

0.997

0.987

1.007

Drainage time

0.018

1.113

1.019

1.216

0.015

1.117

1.022

1.222

Drainage volume

0.001

1.001

1

1.001

 < 0.01

1.001

1

1.001

Mediastinal lymph node stations explored

0.379

1.093

0.896

1.334

0.339

1.102

0.903

1.344

Number of lymph nodes retrieved

0.042

1.045

1.001

1.091

0.035

1.047

1.003

1.093

Postoperative hospital stay

0.043

1.109

1.003

1.226

0.043

1.111

1.003

1.231

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