INS and type 1 diabetes mellitus: The International Operations (IO) HAT (IO-HAT) study builds on the information collected from the global HAT study and was designed to assess the incidence of hypoglycemia in patients with T1D or T2D treated with insulin (premix, short-acting, long-acting or sensor-augmented pump [SAP]) in Bangladesh, Colombia, Egypt, Indonesia, Philippines, Singapore, South Africa, Turkey, and the United Arab Emirates.