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Table 1 MEK5 expression in normal mucosa, adenoma and CRC tissues

From: MEK5 overexpression is associated with the occurrence and development of colorectal cancer

Tissue type   MEK5 expression χ 2  
All cases Normal (%) Over (%) P value
     9.01a 0.011a
Normal 24 22(91.7 %) 2(8.3 %) 1.51b 0.220b
Adenoma 24 19(79.2 %) 5(20.8 %) 2.27c 0.116c
Carcinoma 84 52(61.9 %) 32(38.1 %) 7.67d 0.006d
  1. aThe χ 2 and P value of the three groups; bthe χ 2 and P value of normal colorectal mucosa V.S. colorectal adenoma; cthe χ 2 and P value of colorectal adenoma V.S. CRC; dthe χ 2 and P value of normal colorectal mucosa V.S. CRC
  2. Normal, negative or weak; over, moderate or intense