Data extracted from the patients’ medical records were age, sex, body mass index, primary cancer, liver metastases, dialysis status, Eastern Cooperative Oncology Group performance status score, type and duration of DM, HbA1c level, and use of diabetes medications (antihyperglycemic agents and types and insulin) at the time of initial visit within 180 days of death. This evidence concerns the gene INS and diabetes mellitus.