a high ratio of dietary potassium to sodium was a statistically significant protective factor in females for both colon and rectal cancer , and the significance of this effect was reduced after adjustment was made for the previously described dietary risk factor ( rr for colon cancer = 0.70 , p = 0.08 ; rr for rectal cancer = 0.67 , p = 0.08 ) .
C0009368
colon
C0007102
colon cancer