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Table 3 Results of multivariate analysis

From: Intermittent pneumatic compression for prevention of pulmonary thromboembolism after gynecologic surgery

Factor

Risk ratio

95% CI

p value (chi-square)

  

Lower

Upper

 

Age ≥40 years old

2.645

0.703

9.946

n.s.

Age ≥50 years old

3.418

0.926

12.615

n.s.

BMI ≥25 kg/m2

2.718

1.149

6.427

<0.05

BMI ≥28 kg/m2

3.922

1.297

11.863

<0.05

Smoking

1.029

0.364

2.913

n.s.

Hypertension

0.838

0.311

2.259

n.s.

Abnormal glucose tolerance

2.176

0.675

7.016

n.s.

Heart disease

1.149

0.304

4.345

n.s.

Collagen disease

1.181

0.199

7.018

n.s.

Malignant tumor surgery

2.860

1.083

7.522

<0.05

Blood transfusion

3.834

1.683

8.737

<0.01

IPC

0.396

0.193

0.814

<0.05

  1. BMI: body mass index
  2. CI: confidence interval
  3. IPC: intermittent pneumatic compression
  4. n.s.: not significant
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Thrombosis Journal

ISSN: 1477-9560

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