TABLE 3 Comparison of WHO/ISUP Grade and Stage with the Expression Pattern of CK20 Protein in Papillary Urothelial pTa and pT1 Neoplasia (n = 120)

From: Relationship of Cytokeratin 20 and CD44 Protein Expression with WHO/ISUP Grade in pTa and pT1 Papillary Urothelial Neoplasia

 

CK20 normal

CK20 absent

CK20 focal

CK20 diffuse

P-value

Pap

87.5%

0

0

12.5%

 

LMP

75%

0

0

25%

0.001

LG

45.2%

11.9%

19%

23.8%

 

HG

17.7%

12.9%

22.6%

46.8%

 

Stage

 pTa

46.6%

8%

13.6%

31.8%

0.003

 pT1

6.2%

18.8%

31.3%

43.7%

 
  1. For statistical analysis, the first two patterns and the last two were categorized as “CK20 negative” and “CK20 positive” group, respectively.
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