Autonomy support encourages use of more-affected arm post-stroke.

"Declarations Ethics approval and consent to participateThis study was conducted at Jeonju University and approved by the Institute of Research Board of Jeonju University (IRB-190414-HR-2019-0409). All participants read and signed a written consent form before starting the experiment. The potential risks and benefits of participation were explained to each participant in advance. Consent for publicationAll participants provided signed informed consent for the publication of their study data. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding This study was supported by the Translational Research Program for Rehabilitation Robots (#NRCTR-EX19010 to SJK) through National Rehabilitation Center, and by the Korea Health Technology R&D Project (HI22C1453 to CEH) through the Korea Health Industry Development Institute (KHIDI) that were both funded by the Ministry of Health & Welfare, Republic of Korea."

"Trial registration The study was registered retrospectively with the Clinical Research Information Service (KCT0008117; January 13, 2023; https://cris.nih.go.kr/cris/search/detailSearch.do/23875)."