A Study to Evaluate Satisfaction With Care in Patients With Cancer Receiving Immunotherapy Treatment at Home

Inclusion Criteria: * Male or female ≥ 18 years old * Participants whose oncology specialist has already initiated treatment with immune checkpoint inhibitors (ICIs) in the outpatient hospital setting for an advanced solid tumor (as monotherapy or in combination) or as adjuvant therapy, in an indication approved and reimbursed in France * Participants whose oncology specialist has independently of the study defined their eligibility for hospital at home (HAH) before contacting the HAH unit for final admission * Participants who provide oral informed consent to participate in the study Exclusion Criteria: * Participants who have expressed an opposition to their data collection * Participants under guardianship * Participants taking part in an interventional study for cancer treatment with at least one ICI as an investigational drug