Provided is an illness aggravation estimation system that estimates aggravation of an illness in a patient with high precision. The illness aggravation estimation system acquires sickbed image data in which images of an imaging area including the sickbed of a patient are captured chronologically, analyzes the movements of the patient or of a body part of the patient captured in the acquired sickbed image data, uses the analyzed movements as a basis to perform scoring of at least one of a consciousness state and oxygen administration which are items included in indices for an early warning score, and estimates aggravation of an illness in the patient.
ILLNESS AGGRAVATION ESTIMATION SYSTEM