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Table 2 Univariate and multivariate Cox proportional hazard regression analyses of CSS

From: Impact of sarcomatoid differentiation and rhabdoid differentiation on prognosis for renal cell carcinoma with vena caval tumour thrombus treated surgically

 

Univariate

Multivariate

HR (95% CI)

p

HR (95% CI)

p

Gender, female

1.07 (0.43–2.66)

0.878

  

Age (years)

0.99 (0.95–1.03)

0.620

  

Tumour size (cm)

1.06 (0.95–1.18)

0.323

  

Thrombus level

 I

Ref.

   

 II

1.09 (0.37–3.15)

0.881

  

 III

1.83 (0.61–5.46)

0.280

  

 IV

0.57 (0.07–4.73)

0.601

  

Blood transfusion (103 cc)

1.36 (1.06–1.76)

0.017

1.34 (1.01–1.77)

0.041

Lymph node involvement

1.96 (0.58–6.67)

0.279

  

Metastasis

2.88 (1.24–6.70)

0.014

3.87 (1.56–9.61)

0.004

Histologic subtype

 Clear cell RCC

Ref.

   

 Non-clear cell RCC

1.87 (0.72–4.85)

0.196

  

Sarcomatoid differentiation

3.54 (1.34–9.38)

0.011

3.90 (1.42–10.71)

0.008

Rhabdoid differentiation

3.82 (1.39–10.51)

0.009

3.01 (1.04–8.74)

0.042

Fuhrman grade

 1–2

Ref.

   

 3–4

1.47 (0.57–3.76)

0.423

  

Tumour necrosis

1.78 (0.75–4.24)

0.191

  

Adjuvant target therapy

0.55 (0.23–1.36)

0.199

  
  1. CSS cancer specific survival, RCC renal cell carcinoma