the Multi-modal Evaluation of Agitation in Critically Ill Patients Based on Remote Video-Ultra-sensitive Detection Wave

Inclusion Criteria: * Patients at risk of agitation in the ICU * Patients with RASS score -2 and above * ≦ 65 years old, ≧ 18 years old Exclusion Criteria: * The affected party refused to participate in this study * Missing/incomplete information * Vulnerable groups such as pregnant women, those who lack the capacity for civil conduct and do not have the consent of their legal representatives * Maxillofacial trauma, burns, tumors, surgery, etc. affect facial expression * Patients with limb impairment and amputation * Spinal cord injury, limb movement/sensory limitations * Patients with pre-existing neurological/psychiatric diseases * Patients with malignant tumors * Patients with infectious diseases * Patients with terminal disease and dying disease * Abnormal behavior due to head injury or craniocerebral disease