The Effect of Action Observation Therapy Including Unimanual and Bimanual Activities in Chronic Stroke

Inclusion Criteria: * Being over 18 years of age, * Diagnosis of left hemiparetic stroke, * Having passed between 6 months since the onset of stroke, * Being in stage 4 or 5 of the hand and stage 4, 5 or 6 of the upper extremity --according to Brunnstrom staging, * Being able to sit on a chair for 30 minutes without support (patients who scored 20 or more points in total from the Trunk Impairment Scale), * Scoring 24 or more points from the Mini Mental Test Exclusion Criteria: * Unwillingness to participate in the study, * Having spasticity that prevents grasping and releasing an object (levels 3 and 4 on the Modified Ashworth Scale), * Having a contracture in any of the affected upper extremity joints, * Having severe neglect disorder (scoring 21 or higher on the Catherine Bergego Scale), * Having impaired cooperation, compliance, and behavior during the administration of tests used to obtain data, * Having a mental impairment that prevents communication and following basic commands (scoring less than 24 on the Mini-Mental Test), * Having additional neurological and/or orthopedic problems that may affect motor performance and sitting balance, * Having severe visual and hearing problems (if any, these problems not corrected with assistive devices such as glasses, contact lenses, hearing aids, etc.)