They reported data about 1,384 Luminal A-subtype breast cancer patients, including 201 patients with diabetes; 3, 393 Luminal B (high Ki67)-subtype breast cancer patients, including 341 patients with diabetes; and 1,008 Luminal B (Her-2+)-subtype breast cancer patients, including 138 patients with diabetes [18]. This evidence concerns the gene ERBB2 and diabetes mellitus.