Therapeutic Education and Nursing Support Program for Supportive Care, in Patients Treated With Hormone Therapy for Non-metastatic Breast Cancer

Inclusion Criteria:

* Female patients aged 18 to 75 years inclusive
* Patients with non-metastatic breast cancer for whom adjuvant hormone therapy (anti-oestrogen or anti-aromatase) is indicated, depending on the decision of the multidisciplinary consultation meeting.
* Performance status (ECOG) ≤ 2
* Patient able to read and understand French (common use)
* Patient with access to an internet connection (for collection of adverse events and responses to questionnaires on the electronic platform)
* Patient who has been informed and has given written consent to participate in the study
* Patient affiliated to the French social security system or equivalent

Exclusion Criteria:

* Patient with metastatic cancer (stage IV)
* Patient undergoing neoadjuvant hormone therapy
* Patient who started hormone therapy prior to inclusion in the study
* Patient with a history of other cancer treated by radiotherapy, chemotherapy or hormone therapy, with an end of treatment less than 2 years ago.
* For patients in the experimental group: Inability of the patient to travel to the hospital to attend the initial assessment day and the proposed group outpatient workshops; follow-up of the program difficult for geographical, physical or other reasons (at the discretion of the investigator).
* For patients in the control group: patients for whom telephone nursing follow-up is planned for 2 months or more or more than 4 sessions of therapeutic education.
* Pregnant and breastfeeding women
* Patient with a documented history of cognitive or psychiatric disorders
* Refusal to participate, protected adult patient, under guardianship or curatorship