INS and type 1 diabetes mellitus: Regarding the diabetes treatment that had been used before hospital admission, 21.0% did not use any treatment for DM (those with new-onset T1D and those who stopped insulin treatment completely), 12.6% used only basal insulin, 47.8% used human insulin in basal/bolus regimen, 13.0% received basal/bolus regimen with insulin analogs, 3.9% used only oral medications, and 1.7% were using an insulin pump.