ANGPTL8 and type 1 diabetes mellitus: Due to the retrospective nature of the above study, the CGM results, i.e. time in range (TIR), time above range (TAR), time below range (TBR), glucose management indicator (GMI) or coefficient of variability (CV), which are increasingly appearing in newer publications on T1D, are not available and we cannot refer to betatrophin concentration in terms of short-term glycemia.