But it doesn't have to be this way. The rate in whites has come down and in blacks has gone up or leveled off. He notes the reason is subject to speculation but suggests that lifestyle and access to screening are important factors. Cancer of the colon or rectum is the second leading cause of cancer-related deaths in the United States.
Primary factors are lifestyle and diet, and secondary prevention refers to screening .
Screening rates are higher among whites due to access to care and education. Cancer of the colon or rectum is the second leading cause of cancer-related deaths in the United States.