Fig. 4From: The effect of marital and insurance status on the survival of elderly patients with stage M1b colon cancer: a SEER-based studyLong-term survival of elderly M1b colon cancer patients grouped by insurance status stratified by marital status. A, B The stratified analysis survival curves showed that when in Unmarried group, OS A and CSS B were both comparable with those Uninsured, Insured and Medicaid group; C, D The stratified analysis survival curves showed that when in Married group, the OS C and CSS D of the Uninsured group were both worse than those Insured group, and the OS of the Uninsured group had similar OS C but worse CSS D to those Medicaid groupBack to article page