The elevated risk for Medicaid and uninsured patients being diagnosed at an advanced stage of disease was seen for cancers in all anatomic areas of the colon, the rectosigmoid junction, and rectum.

• 接受医疗补助与没有保险病患，在疾病后期被诊断出来的风险上升发生于大肠、乙状直肠以及直肠所有解剖位置；