percentage of study population developing colorectal tumors during a period of time percentage of study population developing benign colorectal tumors during a period of time 2013-09-26T12:34:07Z CMO:0001803 JSmith MESH:D015179 RDO:9000030 The number of new cases of benign colorectal tumors appearing in a study population during a certain period compared to the total number of individuals in the study population, expressed as a percentage. Benign colorectal tumors are abnormal growths of tissue resulting from uncontrolled, progressive multiplication of cells and serving no physiological function, which are generally stable, treatable, circumscribed (that is, not displaying invasiveness or metastasis), and in a relatively normal state of differentiation, and which occur in the large intestine, the distal portion of the alimentary canal, especially in the colon and/or rectum, the segment of the large intestine between the cecum and the anal canal. VT:0010901 benign colorectal cancer incidence benign colorectal neoplasm incidence benign colorectal tumor incidence clinical_measurement_ontology colorectal adenoma incidence