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Table 4 Co-relation of p53 expression with muscularis propria invasion

From: Diagnostic utility of p53 and CK20 immunohistochemical expression grading urothelial malignancies

P53 expression Muscularis propria invasion P-value
  Present Absent Muscularis propria not present  
Negative 2 (2.8%) 5 (7.1%) 1  
Weak positive 0 (0%) 22 (31.4%) 13 0.006*
Strong positive 15 (21.4%) 26 (37.1%) 9  
Total 17 (24.3%) 53 (75.7%) 23  
  1. *p-value is significant at <0.05 level.