In brief, the median age of the patients was 65 years (range 18–88 years), 246 (62.0%) were males, 202 (50.9%) were of adjuvant setting, 279 (70.3%) had tumor location on colon/sigmoid, 74 (25.1%) had tumors of the right colon, 372 (93.7%) had a good performance status according to the eastern cooperative oncology group (PS-ECOG) (0–1), 205 (47.4%) had tumors of high grade, and 104 (42.4%) of those tested for KRAS (Kirsten rat sarcoma viral oncogene homolog) were mutant (Table 1 and Data S1). Here, KRAS is linked to neoplasm.