Evaluating the Efficacy and Underlying Mechanisms of Acupuncture for Chronic Subjective Tinnitus Using Functional Near-Infrared Spectroscopy: Study Protocol for a Randomized Controlled Trial

Hantong Hu,1,2,* Xiaoqi Lin,3,* Lianqiang Fang,1 Yang Li,1 Hong Gao1 1Department of Acupuncture and Moxibustion, the Third Affiliated Hospital of Zhejiang Chinese Medical University, Hangzhou City, People’s Republic of China; 2Department of Neurobiology and Acupuncture Research, Zhej...

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Main Authors: Hu H, Lin X, Fang L, Li Y, Gao H
Format: Article
Language:English
Published: Dove Medical Press 2023-10-01
Series:Journal of Pain Research
Subjects:
Online Access:https://www.dovepress.com/evaluating-the-efficacy-and-underlying-mechanisms-of-acupuncture-for-c-peer-reviewed-fulltext-article-JPR
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author Hu H
Lin X
Fang L
Li Y
Gao H
author_facet Hu H
Lin X
Fang L
Li Y
Gao H
author_sort Hu H
collection DOAJ
description Hantong Hu,1,2,* Xiaoqi Lin,3,* Lianqiang Fang,1 Yang Li,1 Hong Gao1 1Department of Acupuncture and Moxibustion, the Third Affiliated Hospital of Zhejiang Chinese Medical University, Hangzhou City, People’s Republic of China; 2Department of Neurobiology and Acupuncture Research, Zhejiang Chinese Medical University, Key Laboratory of Acupuncture and Neurology of Zhejiang Province, Hangzhou City, People’s Republic of China; 3The Third Clinical Medical College, Zhejiang Chinese Medical University, Hangzhou City, People’s Republic of China*These authors contributed equally to this workCorrespondence: Hong Gao, Department of Acupuncture and Moxibustion, the Third Affiliated Hospital of Zhejiang Chinese Medical University, No. 219 Moganshan Road, Hangzhou City, People’s Republic of China, Email qtgh@vip.qq.comObjective: This study aims to evaluate the efficacy and safety of acupuncture for chronic subjective tinnitus and explore the central mechanism underlying acupuncture for chronic subjective tinnitus using functional near-infrared spectroscopy (fNIRS).Methods: We will randomly assign 60 tinnitus patients to either an acupuncture group or a waiting-list control group. The acupuncture group will undergo 12 treatment sessions over 4 weeks, whereas the waiting-list control group will receive no intervention concurrently. Clinical outcome measures include the Tinnitus Handicap Inventory (THI) score, tinnitus loudness assessed by 11-point NRS, average pure-tone threshold, and Hamilton Anxiety Scale (HAM-A) score. Neuroimaging outcomes assessed by fNIRS included blood oxygen concentration and resting-state functional connectivity (RSFC). All outcome measurements will be assessed at the baseline, after 4-week treatment, and at 3-month follow-ups.Results: Our investigation will determine if significant differences exist between the two groups regarding THI, NRS, average pure-tone threshold, and HAM-A scores. Moreover, the analysis will reveal whether the acupuncture group demonstrates significant change in blood oxygen concentration and RSFC between specific brain regions compared to the waiting-list control group.Conclusion: With the novel technique of fNIRS, in addition to efficacy evaluation of acupuncture, this study’s findings are anticipated to partly elucidate the neural mechanisms underlying acupuncture treatment for subjective tinnitus and offer an objective assessment method for its therapeutic impact, thereby contributing to filling the research gap.Trial Registration: Clinicaltrials registry (identification code NCT05829278).Keywords: acupuncture, functional near-infrared spectroscopy, randomized controlled trial, subjective tinnitus, neural mechanisms
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spelling doaj.art-dadb452f626f4de98ceaad0cd540d17d2023-10-17T02:44:21ZengDove Medical PressJournal of Pain Research1178-70902023-10-01Volume 163367337887148Evaluating the Efficacy and Underlying Mechanisms of Acupuncture for Chronic Subjective Tinnitus Using Functional Near-Infrared Spectroscopy: Study Protocol for a Randomized Controlled TrialHu HLin XFang LLi YGao HHantong Hu,1,2,* Xiaoqi Lin,3,* Lianqiang Fang,1 Yang Li,1 Hong Gao1 1Department of Acupuncture and Moxibustion, the Third Affiliated Hospital of Zhejiang Chinese Medical University, Hangzhou City, People’s Republic of China; 2Department of Neurobiology and Acupuncture Research, Zhejiang Chinese Medical University, Key Laboratory of Acupuncture and Neurology of Zhejiang Province, Hangzhou City, People’s Republic of China; 3The Third Clinical Medical College, Zhejiang Chinese Medical University, Hangzhou City, People’s Republic of China*These authors contributed equally to this workCorrespondence: Hong Gao, Department of Acupuncture and Moxibustion, the Third Affiliated Hospital of Zhejiang Chinese Medical University, No. 219 Moganshan Road, Hangzhou City, People’s Republic of China, Email qtgh@vip.qq.comObjective: This study aims to evaluate the efficacy and safety of acupuncture for chronic subjective tinnitus and explore the central mechanism underlying acupuncture for chronic subjective tinnitus using functional near-infrared spectroscopy (fNIRS).Methods: We will randomly assign 60 tinnitus patients to either an acupuncture group or a waiting-list control group. The acupuncture group will undergo 12 treatment sessions over 4 weeks, whereas the waiting-list control group will receive no intervention concurrently. Clinical outcome measures include the Tinnitus Handicap Inventory (THI) score, tinnitus loudness assessed by 11-point NRS, average pure-tone threshold, and Hamilton Anxiety Scale (HAM-A) score. Neuroimaging outcomes assessed by fNIRS included blood oxygen concentration and resting-state functional connectivity (RSFC). All outcome measurements will be assessed at the baseline, after 4-week treatment, and at 3-month follow-ups.Results: Our investigation will determine if significant differences exist between the two groups regarding THI, NRS, average pure-tone threshold, and HAM-A scores. Moreover, the analysis will reveal whether the acupuncture group demonstrates significant change in blood oxygen concentration and RSFC between specific brain regions compared to the waiting-list control group.Conclusion: With the novel technique of fNIRS, in addition to efficacy evaluation of acupuncture, this study’s findings are anticipated to partly elucidate the neural mechanisms underlying acupuncture treatment for subjective tinnitus and offer an objective assessment method for its therapeutic impact, thereby contributing to filling the research gap.Trial Registration: Clinicaltrials registry (identification code NCT05829278).Keywords: acupuncture, functional near-infrared spectroscopy, randomized controlled trial, subjective tinnitus, neural mechanismshttps://www.dovepress.com/evaluating-the-efficacy-and-underlying-mechanisms-of-acupuncture-for-c-peer-reviewed-fulltext-article-JPRacupuncturefunctional near-infrared spectroscopyrandomized controlled trialsubjective tinnitusneural mechanisms
spellingShingle Hu H
Lin X
Fang L
Li Y
Gao H
Evaluating the Efficacy and Underlying Mechanisms of Acupuncture for Chronic Subjective Tinnitus Using Functional Near-Infrared Spectroscopy: Study Protocol for a Randomized Controlled Trial
Journal of Pain Research
acupuncture
functional near-infrared spectroscopy
randomized controlled trial
subjective tinnitus
neural mechanisms
title Evaluating the Efficacy and Underlying Mechanisms of Acupuncture for Chronic Subjective Tinnitus Using Functional Near-Infrared Spectroscopy: Study Protocol for a Randomized Controlled Trial
title_full Evaluating the Efficacy and Underlying Mechanisms of Acupuncture for Chronic Subjective Tinnitus Using Functional Near-Infrared Spectroscopy: Study Protocol for a Randomized Controlled Trial
title_fullStr Evaluating the Efficacy and Underlying Mechanisms of Acupuncture for Chronic Subjective Tinnitus Using Functional Near-Infrared Spectroscopy: Study Protocol for a Randomized Controlled Trial
title_full_unstemmed Evaluating the Efficacy and Underlying Mechanisms of Acupuncture for Chronic Subjective Tinnitus Using Functional Near-Infrared Spectroscopy: Study Protocol for a Randomized Controlled Trial
title_short Evaluating the Efficacy and Underlying Mechanisms of Acupuncture for Chronic Subjective Tinnitus Using Functional Near-Infrared Spectroscopy: Study Protocol for a Randomized Controlled Trial
title_sort evaluating the efficacy and underlying mechanisms of acupuncture for chronic subjective tinnitus using functional near infrared spectroscopy study protocol for a randomized controlled trial
topic acupuncture
functional near-infrared spectroscopy
randomized controlled trial
subjective tinnitus
neural mechanisms
url https://www.dovepress.com/evaluating-the-efficacy-and-underlying-mechanisms-of-acupuncture-for-c-peer-reviewed-fulltext-article-JPR
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