Inclusion criteria:  Person with Type 1 diabetes Treated by basal-bolus therapy with MDI or pump Patient with social security or beneficiary of medical coverage Patient using functional insulin therapy or starting and education course Patient able to read and understand the procedure, and able to express consent for study protocol  Exclusion criteria:  Patient abusing substances Patient deprived of liberty by judicial or administrative decision, person subject to a legal protection measure, patient having a psychological condition making him unable to follow and understand study protocol