The goal of this observational study is to identify the health literacy profile of diabetic patients in Reunion Island and France in order to obtain information to improve access to information, therapeutic education and to health service. The main question[s] it aims to answer [is/are]:

Participants will complete the Health Literacy Questionnaire (HLQ) once.

Inclusion Criteria:

Patient with type 1, 2 or gestational diabetes taken care in hospital

Exclusion Criteria:

• Patient unable to understand and respect study procedures
• Patient with cognitive disorder
• Patient with serious acute complication due to diabetes within 15 days before inclusion
• Stroke history with neurologic consequences
• Other specific types of diabetes : chronic calcific pancreatitis, iatrogenic, other secondary diabetes, rare monogenic or genetic diabetes due to insulin resistance

Patients with type 1 diabetes (strict insulin dependence, or anti-GAD, anti-IA2, and/or anti-ZnT8 + antibodies) with a hybrid closed-loop insulin therapy system for at least 3 months , diabetes of type 2 (non-insulin-dependent or insulin-requiring, with negative anti-GAD, anti-IA2, and/or anti-ZnT8 Ab if diabetes has been diagnosed for less than 5 years at the time of insulin therapy), or diabetes during pregnancy: gestational diabetes (diabetes diagnosed during pregnancy according to the diagnostic criteria of French recommendations), or pre-existing diabetes (known or not) with pregnancy.