GMI hesaplama formülü:
GMI(%) = 3.31 + 0.02392 x [ortalama glukoz (mg/dL)]
GMI(mmol/mol) = 12.71 + 4.70587 x [ortalama glukoz (mmol/L)]

Kaynak:
Bergenstal RM, Beck RW, Close KL. Glucose management indicator (GMI): A new term for estimating A1C from continuous glucose monitoring. Diabetes Care 2018: 41:2275-2280.