A Systematic Review of Intermittent Theta Burst Stimulation for Neurocognitive Dysfunction in Older Adults with Schizophrenia

Objective: Neurocognitive dysfunction is thought to be one of the core clinical features of schizophrenia, and older adults with schizophrenia exhibited greater overall cognitive deficits than younger adults. The aim of this systematic review was to examine the neurocognitive effects of intermittent...

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Main Authors: Xinyang Zhang, Xinhu Yang, Zhanming Shi, Rui Xu, Jianqiang Tan, Jianwen Yang, Xiong Huang, Xingbing Huang, Wei Zheng
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Journal of Personalized Medicine
Subjects:
Online Access:https://www.mdpi.com/2075-4426/13/3/485
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author Xinyang Zhang
Xinhu Yang
Zhanming Shi
Rui Xu
Jianqiang Tan
Jianwen Yang
Xiong Huang
Xingbing Huang
Wei Zheng
author_facet Xinyang Zhang
Xinhu Yang
Zhanming Shi
Rui Xu
Jianqiang Tan
Jianwen Yang
Xiong Huang
Xingbing Huang
Wei Zheng
author_sort Xinyang Zhang
collection DOAJ
description Objective: Neurocognitive dysfunction is thought to be one of the core clinical features of schizophrenia, and older adults with schizophrenia exhibited greater overall cognitive deficits than younger adults. The aim of this systematic review was to examine the neurocognitive effects of intermittent theta burst stimulation (iTBS) as an adjunctive treatment for older adults suffering from schizophrenia. Methods: Randomized double-blinded controlled trials (RCTs) investigating the neurocognitive effects of adjunctive active iTBS versus sham iTBS in older adults with schizophrenia were systematically identified by independent investigators searching Chinese and English databases. Results: Two double-blinded RCTs (n = 132) compared the neurocognitive effects of adjunctive active iTBS (n = 66) versus sham iTBS (n = 66) in patients that fulfilled the inclusion criteria of this systematic review and were analyzed. One RCT found significant superiority of active iTBS over sham iTBS in improving neurocognitive performance in older adults with schizophrenia. In the other RCT, the findings on the neurocognitive effects of iTBS as measured by three different measurement tools were inconsistent. The dropout rate was reported in the two RCTs, ranging from 3.8% (3/80) to 7.7% (4/52). Conclusion: There is preliminary evidence that adjunctive iTBS may have some beneficial effects in the treatment of neurocognitive function in older patients with schizophrenia. Future RCTs with larger sample sizes focusing on the neurocognitive effects of adjunctive iTBS in older adults with schizophrenia are warranted to verify these findings.
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spelling doaj.art-6800d1dea6934ee38a4ed9ef46b367b22023-11-17T12:03:00ZengMDPI AGJournal of Personalized Medicine2075-44262023-03-0113348510.3390/jpm13030485A Systematic Review of Intermittent Theta Burst Stimulation for Neurocognitive Dysfunction in Older Adults with SchizophreniaXinyang Zhang0Xinhu Yang1Zhanming Shi2Rui Xu3Jianqiang Tan4Jianwen Yang5Xiong Huang6Xingbing Huang7Wei Zheng8The Affiliated Brain Hospital of Guangzhou Medical University, Guangzhou 510260, ChinaThe Affiliated Brain Hospital of Guangzhou Medical University, Guangzhou 510260, ChinaChongqing Jiangbei Mental Health Center, Chongqing 400000, ChinaThe Affiliated Brain Hospital of Guangzhou Medical University, Guangzhou 510260, ChinaThe Affiliated Brain Hospital of Guangzhou Medical University, Guangzhou 510260, ChinaThe Affiliated Brain Hospital of Guangzhou Medical University, Guangzhou 510260, ChinaThe Affiliated Brain Hospital of Guangzhou Medical University, Guangzhou 510260, ChinaThe Affiliated Brain Hospital of Guangzhou Medical University, Guangzhou 510260, ChinaThe Affiliated Brain Hospital of Guangzhou Medical University, Guangzhou 510260, ChinaObjective: Neurocognitive dysfunction is thought to be one of the core clinical features of schizophrenia, and older adults with schizophrenia exhibited greater overall cognitive deficits than younger adults. The aim of this systematic review was to examine the neurocognitive effects of intermittent theta burst stimulation (iTBS) as an adjunctive treatment for older adults suffering from schizophrenia. Methods: Randomized double-blinded controlled trials (RCTs) investigating the neurocognitive effects of adjunctive active iTBS versus sham iTBS in older adults with schizophrenia were systematically identified by independent investigators searching Chinese and English databases. Results: Two double-blinded RCTs (n = 132) compared the neurocognitive effects of adjunctive active iTBS (n = 66) versus sham iTBS (n = 66) in patients that fulfilled the inclusion criteria of this systematic review and were analyzed. One RCT found significant superiority of active iTBS over sham iTBS in improving neurocognitive performance in older adults with schizophrenia. In the other RCT, the findings on the neurocognitive effects of iTBS as measured by three different measurement tools were inconsistent. The dropout rate was reported in the two RCTs, ranging from 3.8% (3/80) to 7.7% (4/52). Conclusion: There is preliminary evidence that adjunctive iTBS may have some beneficial effects in the treatment of neurocognitive function in older patients with schizophrenia. Future RCTs with larger sample sizes focusing on the neurocognitive effects of adjunctive iTBS in older adults with schizophrenia are warranted to verify these findings.https://www.mdpi.com/2075-4426/13/3/485intermittent theta burst stimulationschizophreniasystematic reviewolder adultsneurocognitive function
spellingShingle Xinyang Zhang
Xinhu Yang
Zhanming Shi
Rui Xu
Jianqiang Tan
Jianwen Yang
Xiong Huang
Xingbing Huang
Wei Zheng
A Systematic Review of Intermittent Theta Burst Stimulation for Neurocognitive Dysfunction in Older Adults with Schizophrenia
Journal of Personalized Medicine
intermittent theta burst stimulation
schizophrenia
systematic review
older adults
neurocognitive function
title A Systematic Review of Intermittent Theta Burst Stimulation for Neurocognitive Dysfunction in Older Adults with Schizophrenia
title_full A Systematic Review of Intermittent Theta Burst Stimulation for Neurocognitive Dysfunction in Older Adults with Schizophrenia
title_fullStr A Systematic Review of Intermittent Theta Burst Stimulation for Neurocognitive Dysfunction in Older Adults with Schizophrenia
title_full_unstemmed A Systematic Review of Intermittent Theta Burst Stimulation for Neurocognitive Dysfunction in Older Adults with Schizophrenia
title_short A Systematic Review of Intermittent Theta Burst Stimulation for Neurocognitive Dysfunction in Older Adults with Schizophrenia
title_sort systematic review of intermittent theta burst stimulation for neurocognitive dysfunction in older adults with schizophrenia
topic intermittent theta burst stimulation
schizophrenia
systematic review
older adults
neurocognitive function
url https://www.mdpi.com/2075-4426/13/3/485
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