INS and diabetes mellitus: The analysis of the indicators of therapeutic inertia using data from the Annals of the Associazione Medici Diabetologi, involving more than 300 diabetes centers throughout Italy, showed that between 2011 and 2018 the proportion of subjects with glycated hemoglobin >9% not treated with insulin had fallen from 40.5% to 28.2%, while there was no significant change in the ratio of subjects not treated with statins despite elevated LDL cholesterol levels (from 57.5% to 52.4%).