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Table 2 Prediction factors for VTE in patients undergoing pancreatoduodenectomy

From: Risk factor analysis and a new prediction model of venous thromboembolism after pancreaticoduodenectomy

Intercept and variable

Prediction model

95%CI

 

β

P-value

Odds ratio

Lower

Upper

Intercept

− 10.8864

0.9901

1.87E−05

NA

4.00E+60

Sex

0.7131

0.1018

2.04

0.859

4.798

Age

− 1.3973

0.0003

2.472

0.111

0.52

Gastrointestinal symptoms

0.5174

0.2401

1.677

0.695

3.953

Hypertension

0.3451

0.3705

1.412

0.658

3.003

Diabetes

0.4653

0.2724

1.593

0.684

3.639

Operative method

     

 LPD

0.0553

0.9186

1.056

0.345

2.959

 PD + LPD

− 1.9675

0.0669

0.139

0.007

0.771

Intraoperative bleeding

1.2920

0.0005

3.64

1.771

7.787

Blood transfusion

0.3361

0.3658

1.399

0.673

2.909

Neutrophil count

− 1.0978

0.0069

0.334

0.149

0.742

PT(s)

     

 9–15

− 1.9420

0.1871

0.143

0.008

4.207

≧ 15

− 3.7631

0.0514

0.023

0.0004

1.222

APTT(s)

     

 23–38

11.7717

0.9893

1.30E+05

1.83E−61

NA

≧ 38

9.7665

0.9911

1.74E+04

4.88E−53

NA

AST/ALT

0.5509

0.1224

1.734

0.868

3.537

TBIL

− 0.5344

0.1618

0.589

0.275

1.243

  1. β is the regression coefficient
  2. CI confidence interval, LPD laparoscopic pancreatoduodenectomy, PD open pancreatoduodenectomy, PT prothrombin time, APTT activated partial thromboplastin time, AST/ALT The aspartat aminotransferase (AST)/alanin aminotransferase (ALT) ratio, TBIL total bilirubin
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