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Table 2 Univariate and multivariate analysis of OS in training cohort (N = 499)

From: Nomogram to predict overall survival based on the log odds of positive lymph nodes for patients with endometrial carcinosarcoma after surgery

 

Univariate analysis

Multivariate analysis

Variables

HR

95% CI

P value

HR

95% CI

P value

Age (years)

1.03

1.017–1.043

< 0.001

1.024

1.01–1.037

< 0.001

Race

 White

  

Reference

  

Reference

 Black

1.621

1.177–2.232

0.003

1.353

0.961–1.904

0.083

 Other

1.279

0.84–1.948

0.251

1.348

0.859–2.116

0.194

Tumor size (mm)

  ≤ 58 mm

  

Reference

  

Reference

 >58 mm

2.209

1.653–2.953

< 0.001

1.580

1.161–2.151

0.004

FIGO2009 (1,2,3,4)

 I

  

Reference

  

Reference

 II

2.043

1.203–3.469

0.008

2.013

1.173–3.453

0.011

 III

2.629

1.91–3.618

< 0.001

2.199

1.565–3.089

< 0.001

 IV

3.642

0.889–14.918

0.072

2.281

0.545–9.537

0.259

Examined nodes

0.982

0.971–0.994

0.003

0.986

0.974–0.998

0.019

PLNN

 1

  

Reference

  

Reference

 2

2.181

1.485–3.205

< 0.001

3.490

0.449–27.134

0.232

LNR

 1

  

Reference

  

Reference

 2

2.132

1.458–3.116

< 0.001

0.152

0.015–1.517

0.108

LODDS

 1

  

Reference

  

Reference

 2

2.178

1.509–3.142

< 0.001

3.164

0.991–10.106

0.052

Histology grade

 I

  

Reference

  

Reference

 II

0.604

0.111–3.301

0.561

0.589

0.107–3.244

0.543

 III

3.743

0.922–15.205

0.065

2.250

0.547–9.252

0.261

 IV

3.642

0.889–14.918

0.072

2.281

0.545–9.537

0.259

 unknow

2.843

0.694–11.653

0.147

1.883

0.453–7.822

0.384

Peritoneal Cytology

 negative

  

Reference

  

Reference

 positive

2.617

1.85–3.701

< 0.001

1.395

0.959–2.03

0.081

 unknow

2.047

1.493–2.807

< 0.001

1.593

1.14–2.227

0.006

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