Lead Sponsor

Inha University Hospital

Age

18 - 65 years

Sex

ALL

Healthy Volunteers

No

•Patients who have received a primary diagnosis of schizophrenia
•Patients who are at least 18 years old and under 65 years old
•Patients who show a score of 3 or higher on at least two negative symptom items in the Positive and Negative Syndrome Scale (PANSS)
•The subject selection period is until December 31, 2021, from the IRB approval date.

•Patients with a history of organic brain syndrome, epilepsy, or traumatic brain injury
•Patients with comorbidities such as intellectual disability, current alcohol or other substance dependence
•Patients who show a score of 5 or higher on at least two positive symptom items in the Positive and Negative Syndrome Scale (PANSS)
•Patients who have received a diagnosis of major depressive disorder according to the DSM-V criteria by a specialist in psychiatry
•Patients who have received psychological services including components of behavioral activation therapy
•Patients who are at risk of self-harm or harm to others.

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Effectiveness of Behavioral Activation Treatment for Schizophrenia