INS and Hypoglycemia: The secondary objectives were to evaluate the metabolic control of these patients in terms of HbA1c, the frequency of hypoglycaemia per week, and the effect on body mass index (BMI) during the follow-up; at the first setting up of insulin pump (M0), 3 months (M3), 6 months (M6), 1 year (M12), 2 years (M24), 3 years (M36) and 4 years (M48) of follow-up.