Evaluation of the Use of a Remote Monitoring and Follow-up Option for Patients With Chronic Obstructive Pulmonary Disease (BOREAL)

Inclusion Criteria: * Patient with COPD defined according to the SPLF recommendations, whose level of lung function in a stable state is known (measurement less than 12 months old) * Patient with at least one of the following criteria : * Hospitalized for a COPD exacerbation at the time of enrolment in the study, and having had at least one other exacerbation in the last 12 months * Followed-up and part of the active file of the site, having had at least 2 exacerbations during the last 12 months, including one with hospitalization * COPD patient with at least 2 exacerbations in the last 12 months, including one with hospitalization * Patient having given written informed consent to participate in the study * Patient affiliated to the French social security system Exclusion Criteria * Vulnerable patient (minor, protected adult, prisoner) * Patient unable to use the BoraBand tool and without access to a caregiver * Presence of a comorbidity considered unstable or very severe by the investigator * Patient already participating in another interventional research study