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Table 3 Influence of clinico-pathological characteristics total lymph node yield in 533 breast cancer patients

From: Neoadjuvant chemotherapy in breast cancer significantly reduces number of yielded lymph nodes by axillary dissection

Variable

Relative risk

95% CI

P-value

Intercept

17.78123

15.26726

20.70916

0.00000

Group

    

Primary chemotherapy

0.83132

0.78241

0.88328

0.00000

Primary surgery

1.0*

   

Age (per year)

0.99735

0.99560

0.99911

0.00313

Mean tumor size

1.00051

0.99825

1.00277

0.65826

Histology

    

Invasive lobular

0.98133

0.91887

1.04803

0.57423

Others

0.99680

0.90075

1.10309

0.95052

Tumor stage

    

T2

0.96670

0.90878

1.02832

0.28274

T3

0.98958

0.86080

1.13762

0.88293

T4

0.86859

0.76246

0.98949

0.03410

T1

1.0

   

Nodal status

    

N1

0.99459

0.93456

1.05848

0.86435

N2

1.03164

0.95485

1.11461

0.42991

N0

1.0

   

Grading

    

G2

1.07546

0.98631

1.17266

0.09941

G3

1.10697

1.00705

1.21680

0.03525

G1

1.0

   

Hormone receptor status

    

ER positive

0.98314

0.91915

1.05160

0.62056

ER negative

1.0

   

PR positive

1.06930

1.00638

1.13616

0.03035

PR negative

1.0

   

HER2neu status

    

Positive

1.05745

0.99583

1.12288

0.06822

Negative

1.0

   

Type of breast surgery

    

Mastectomy

0.97233

0.92656

1.02036

0.25405

Breast conserving surgery

1.0

   
  1. *reference value.
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BMC Cancer

ISSN: 1471-2407

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