Patients received tDCS for 30 minutes with an intensity of 1.5 to 2 mA. tDCS was applied over the left (anode) and right (cathode) dorsolateral prefrontal cortex (DLPFC) 5~7 times a week and they were evaluated every 2weeks through questionnaires.
This study evaluated the effectiveness and safety of improving depressive symptoms by applying tDCS for 6 weeks to patients with mild to moderate depression.