Impact of Aromatherapy on the Delirium of Patients in Intensive Care Unit

Inclusion Criteria: * Age ≥ 18 years old * Patient hospitalized in an intensive care unit for an expected duration of at least 24 hours * Patient requiring mechanical ventilation with initial therapeutic sedation adapted secondarily for comfort sedation, defined by a RASS score target between -2 and 0 * Patient affiliated to/beneficiary of a social security scheme Exclusion Criteria: * Allergy to essential and/or vegetable oils * Palliative sedation * Foot skin injury contraindicating the application of an oil * Moribund patient or expected death * History of dementia * Participation to a RIPH-1 study * Pregnant or breastfeeding woman * Patient under legal protection * Patient deprived of liberty by judicial or administrative decision