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Table 2 Selected variables by multivariable Cox regression analysis

From: A prognostic nomogram for the cancer-specific survival of patients with upper-tract urothelial carcinoma based on the Surveillance, Epidemiology, and End Results Database

Variable

Multivariable analysis

HRa

95%CIb

P-value

Age of diagnosis

1.016

1.011–1.021

0.000***

Sex

 Male

Reference

  

 Female

1.144

1.039–1.260

0.006**

Race

 White

Reference

  

 Black

1.223

0.970–1.542

0.088

 Other

1.186

1.014–1.388

0.033*

Marital status

 Married

Reference

  

 Unmarried

1.236

1.048–1.458

0.012*

 Other

0.907

0.691–1.190

0.480

Site

 Renal pelvis

Reference

  

 Ureter

1.073

0.963–1.195

0.200

Grade

 I

Reference

  

 II

1.029

0.709–1.494

0.879

 III

1.661

1.175–2.346

0.004**

 IV

1.791

1.271–2.522

0.000***

Size

  < 2

Reference

  

 2–4

1.314

1.096–1.577

0.003**

  â‰¥ 4

1.831

1.533–2.187

0.000***

AJCC stage

 I

Reference

  

 II

1.609

1.311–1.975

0.000***

 III

2.881

2.433–3.411

0.000***

 IV

8.674

7.278–10.338

0.000***

Surgery

 Yes

Reference

  

 NO/Unknown

2.936

2.481–3.475

0.000***

Radiotherapy

 Yes

Reference

  

 NO/Unknown

0.715

0.608–0.841

0.000***

Chemotherapy

 Yes

Reference

  

 NO/Unknown

1.254

1.112–1.413

0.000***

  1. Notes: ∗P < 0.05; ∗∗P < 0.01; ∗∗∗P < 0.001
  2. Abbreviations: aHR hazard ratio, bCI confidence interval
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BMC Cancer

ISSN: 1471-2407

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