INS and type 1 diabetes mellitus: The incidences of severe hypoglycemia events requiring emergency medical treatment were 0.115 events per person per year in type 1 diabetes, 0.118 in insulin-treated type 2 diabetes and 0.009 in people with type 2 diabetes taking sulfonylureas, with respective prevalence of 7.1%, 7.3%, and 0.8%.