Over half of the patients with T2DM were estimated to have sufficient knowledge to manage their illness on general information about diabetes (57%), nutrition for people with diabetes (56%), physical activity for people with diabetes (51%), prevention and management of complications (47%), treatment with oral antidiabetics or insulin (57% versus 44%), self-monitoring of blood glucose (52%), and hypoglycemia (47%). This evidence concerns the gene INS and type 2 diabetes mellitus.