Data on social deprivation were not available from 1997 to 1998, but data from 2011 to 2012 showed an increasing trend in the incidence rate of severe hypoglycemia in association with social deprivation in type 1 diabetes (Table 4), but a similar trend was not observed for different social deprivation categories in insulin-treated type 2 diabetes. This evidence concerns the gene INS and type 2 diabetes mellitus.