The effect of transcranial direct current stimulation (tDCS) on cognitive function recovery in patients with depression following electroconvulsive therapy (ECT): protocol for a randomized controlled trial.

"Declarations Ethics approval and consent to participateEthics approval and consent to participate: the study was approved by the Research Ethics Committee of the First Affiliated Hospital of Chongqing Medical University (Approval Number: 2023–203). An independent ethical advisor, appointed by the Research Ethics Committee, fulfills the role of the subject group representative. We complied to the Declaration of Helsinki. Written informed consent was obtained from all participants and their legal guardians. Consent for publicationNot applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding This study was supported by the Program for Youth Innovation in Future Medicine, Chongqing Medical University (W0107). The funders played no part in shaping the study's design, data gathering, data analysis, data interpretation, or manuscript composition. This protocol has not undergone independent peer review from the funding body."

"Trial registration details The trial protocol is registered with https://www.chictr.org.cn/ under protocol registration number ChiCTR2300071147 (date of registration: 05.06.2023). Recruitment will start in November 2023."