《Chinese Journal of Rehabilitation Theory and Practice》 ›› 2022, Vol. 28 ›› Issue (12): 1466-1472.doi: 10.3969/j.issn.1006-9771.2022.12.012

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Effect of transcranial direct current stimulation on post-stroke insomnia

GU Bin1,2,HUANG Fubiao1,2,LI Hongyu3,SONG Luping1,4()   

  1. 1. Capital Medical University School of Rehabilitation Medicine, Beijing 100068, China
    2. Beijing Bo'ai Hospital, China Rehabilitation Research Center, Beijing 100068, China
    3. Ningxia Medical University General Hospital, Yinchuan, Ningxia 750003, China
    4. Shenzhen University General Hospital, Shenzhen, Guangzhou 518071, China
  • Received:2022-08-11 Revised:2022-11-08 Published:2022-12-25 Online:2023-01-10
  • Contact: SONG Luping E-mail:songluping882002@aliyun.com
  • Supported by:
    China Rehabilitation Research Center Project(2019ZX-Q2)

Abstract:

Objective To observe the effects of transcranial direct current stimulation (tDCS) on insomnia, anxiety and depression in patients with post-sroke insomnia (PSI).

Methods From January, 2020 to May, 2021, 44 patients with PSI from Beijing Bo'ai Hospital were randomly divided into control group (n = 22) and experimental group (n = 22). On the basis of conventional treatment, the experimental group accepted tDCS, and the control group accepted sham stimulation for four weeks. Pittsburgh Sleep Quality Index (PSQI) and sleep monitoring system based on cardiopulmonary coupling technology were used to evaluate the sleep quality of the patients before and after treatment. Hamilton Anxiety Scale (HAMA) and Hamilton Depression Scale (HAMD) were used to evaluate mood.

Results Two cases dropped out in each group. After treatment, the scores of PSQI, HAMA and HAMD decreased in both groups (t > 8.575, P < 0.001), and the scores of PSQI and HAMA were better in the experimental group than in the control group (t > 2.811, P < 0.01), however, there was no significant difference in the scores of HAMD between two groups (t = 1.756, P > 0.05). After treatment, the sleep quality index, total sleep time, sleep latency, sleep efficiency and wake conversion times improved (|t| > 4.721, P < 0.001), and the rapid eye movement time prolonged in the experimental group (t = -2.851, P = 0.010); the sleep quality index, total sleep time, sleep efficiency and wake conversion times were better in the experimental group than in the control group (t > 2.190, P < 0.05), however, no significant difference was found in the sleep latency and rapid eye movement time between two groups (|t|< 1.073, P > 0.05).

Conclusion tDCS could improve the sleep quality and anxiety in PSI patients, and has little effect on sleep structure.

Key words: post-sroke insomnia, transcranial direct current stimulation, anxiety, depression, rehabilitation

CLC Number: