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Table 3 Interrelationship between clinicopathological characteristics of patients and various simplified nuclear grading systems

From: Reclassification of the Fuhrman grading system in renal cell carcinoma-does it make a difference?

Variable

Numbers

T stage

Recurrence

Nuclear grade (1/2/3/4)

25/86/97/29

0.001

0.001

Grading system 1 ((1+2)/(3+4))

111/126

0.029

0.01

Grading system 2 ((1/(2+3+4))

25/212

0.07

0.278

Grading system 3 ((1+2+3)/4)

208/29

<0.001

<0.001

Grading system 4 (1/2/(3+4))

25/86/126

0.015

0.016

Grading system 5 ((1+2)/3/4)

111/97/29

0.001

<0.001