Study design
cognitive impairment, stroke, hand for stage II-V, elbow flexors, hemiplegic, diabetes
ACUTE MYOCARDIAL INFARCTION, STROKE, DISEASE, DIABETES
This randomized controlled trial has been registered in the Chinese Clinical Trial Registry with Portal Number ChiCTR2100050430(27/08/2021) and conducted in the Department of Rehabilitation, Hebei General Hospital, from September 1,2021 to July 1,2022. Patients were randomly assigned to a MI-BCI training plus conventional rehabilitation training (BCI group) or to conventional rehabilitation training (CR group).Inclusion criteria were the following: (1) first onset of stroke confirmed by computed tomography (CT) or magnetic resonance imaging (MRI) examination; (2) age 18–65 years, within one month of disease duration; (3) the dominant was the right and the right side was the hemiplegic side, Brunnstrom stage: upper limb for stage III-V, hand for stage II-V, elbow flexors of modified Ashworth grade ≤ 2 grade; (4) stable condition, good comprehension, able to communicate and cooperate with this study verbally; (5)score on the attention dimension of the Montreal Cognitive Assessment Scale (Moca): 2–5 points; (6) with certain motor imagery ability: the Kinesthetic and Visual Imagery Questionnaire (KVIQ-20) ≥ 55 points [Exclusion criteria were the following: (1) those with severe cognitive impairment with a Mini-Mental State Examination (MMSE) score < 21 points [Withdrawal criteria were the following: (1) patients refusing to continue to participate in the study; (2) development of an acute disease or decompensation of chronic disease with the risk of a potential impact on the study results (repeated stroke, acute myocardial infarction, non-compensated diabetes, etc.); (3) patients with 20% absence of training session. Figure 
Study flowchart