<qa>  What is the mean of differences between consecutive values of blood glucose?Standard deviation SD Mean Amplitude of Glycemic excursions - MAGE, calculated as the mean of differences between consecutive values of blood glucose absolute values 1 SD of the global values; Coefficient of Variation CV calculated as SDmean. Glycemic Lability Index GLI calculated following formule where Gluc n is the number of the values registered on the time H n e N is the total numbers of values registered in a week; measurements with an interval between 1 and 12 hours will be registered; the mean of the GLI in the different weeks will be calculated. 