Several studies have shown cranial electrotherapy stimulation (CES) could decrease depression and anxiety symptoms in patients with mood disorder. However, none study so far focused on the elderly population to investigate the anti-depressant and anxiolytic effect in elderly patient with anxiety disorder. Hence, this pilot study aims to assess the safety and efficacy of CES on anxiety symptoms, depressive symptoms, sleep quality and life quality in elderly patient with anxiety disorder. The study was an open-label, one arm study. The study aimed to investigate whether cranial electrotherapy stimulation(CES) could benefit anxiety symptoms, depressive symptoms, quality of sleep and quality of life in elderly patients with anxiety disorder.
