Table 4 Multivariate analysis of 10-year disease-related survival

From: Classification of renal cell carcinoma based on expression of VEGF and VEGF receptors in both tumor cells and endothelial cells

Marker

N

P

Relative risk

95% confidence interval

Cluster

 

0.0273

  

 Low

184

 

1.00

 

 High

74

 

1.86

1.07–3.22

Histology

 

0.5479

  

 Clear cell

198

 

1.00

 

 Non

60

 

0.83

0.45–1.54

Stage

 

<0.0001

  

 1

151

 

1.00

 

 2

17

0.3396

0.39

0.05–2.95

 3

77

<0.0001

3.90

2.13–7.16

 4

13

<0.0001

9.47

4.15–21.63

Nuclear grade

 

0.0004

  

 1

35

 

1.00

 

 2

131

0.8303

1.12

0.33–3.99

 3

71

0.1547

2.49

0.71–8.72

 4

21

0.0141

5.15

1.39–19.09

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