• The average age of on set of polyposis in FAP is 16 years.
• The average age of onset for colorectal cancer is 39 years.
• The avcragc age of onset for polyps in AAPC is 36 years, and the average age of onset for cancer in AAPC is 54 years. These patients have fewer polyps (approzimately 30 polyps) compared to patients with FAP.