INS and type 1 diabetes mellitus: Of the 1344 patients with type 1 diabetes seen in 2019, we excluded 57 individuals less than 180 days from diagnosis; 2 not yet requiring insulin; 9 missing an HbA1c level; and 64 missing documentation of all 6 habits; leaving 1212 individuals (90.2% of the clinic population; 609 [50.2%] males; 66 [5.4%] non-Hispanic Black; 1030 [85.0%] non-Hispanic White; mean [SD] age, 15.5 [4.5]).