 The patient education programs TPEs for the type 1 diabetic adolescents are designed to make the teenager to self manage their disease and its treatment. Based on social cognitive theory Bandura, the effects of educational activities for TVE should lead to the strengthening of self-efficacy, coupled with other socio-cognitive factors favoring adherence of teenager and a better quality of life. However, socio-cognitive determinants and mechanisms to achieve this, implemented by adolescents during and after the ETP program, are not sufficiently documented. 