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Table 2 Cox proportional-hazard regression analysis for overall survival

From: Laparoscopic gastrectomy plus D2 lymphadenectomy is as effective as open surgery in terms of long-term survival: a single-institution study on gastric cancer

Characteristics

Univariate analysis

Multivariate analysis

 

P value

HR

95.0% CI for Exp(B)

P value

HR

95.0% CI for Exp(B)

  

Lower

Upper

Lower

Upper

Gender

0.029

1.711

1.057

2.772

    

Age

0.409

1.207

0.772

1.888

    

Tumor size

0.000

2.318

1.471

3.655

    

Borrmann classification

0.000

3.786

2.121

6.758

0.014

2.252

1.175

4.316

Histological differentiation

0.019

1.817

1.104

2.990

    

Depth of invasion

0.000

1.875

1.524

2.306

    

Lymph node metastasis

0.000

2.183

1.821

2.617

0.036

1.483

1.296

1.511

pTNM

0.000

3.459

2.338

5.119

0.027

2.379

1.968

2.549

Vascular invasion

0.000

3.420

2.066

5.661

    

Nerve invasion

0.005

2.611

1.328

5.135

    

CEA

0.006

2.255

1.261

4.032

    

NORLN

0.522

1.004

0.991

1.018

    

NOMLN

0.000

1.090

1.070

1.110

0.032

1.052

1.004

1.101

Resection range

0.029

1.625

1.052

2.510

    

Lymphadenectomy

0.180

1.527

0.823

2.832

    

PHS

0.647

1.009

0.970

1.050

    

Operation time

0.081

1.003

1.000

1.007

    
  1. CEA carcinoembryonic antigen, NORLN number of retrieved lymph nodes, NOMLN number of metastatic lymph nodes, PHS postoperative hospital stay
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World Journal of Surgical Oncology

ISSN: 1477-7819

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