From: Mutations in APC, CTNNB1 and K-ras genes and expression of hMLH1 in sporadic colorectal carcinomas from the Netherlands Cohort Study
Activating K-ras mutation
Truncating APC mutation
No
Yes
Total
258
136
421
expecteda
263.8
157.2
126
109
235
147.2
87.8
411
245
656