Effects of rTMS on the Anxiety State of Older Patients With GAD

NCT ID: NCT05883774

Last Updated: 2024-10-02

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

NOT_YET_RECRUITING

Clinical Phase

NA

Total Enrollment

100 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-12-01

Study Completion Date

2025-12-01

Brief Summary

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The purpose of this study is to evaluate the effects of low-frequency repetitive transcranial magnetic stimulation on anxiety state in older patients with generalized anxiety disorder.

Detailed Description

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Repetitive transcranial magnetic stimulation can alter nerve cell excitability, improve cerebral blood flow and metabolism, and is widely used in neuropsychiatric research. Studies have shown its efficiency and safety in treating anxiety disorders, however the senior patient group has not been adequately validated. The purpose of this study is to evaluate the effects of low-frequency repetitive transcranial magnetic stimulation on anxiety state in older patients with generalized anxiety disorder.

Conditions

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Generalized Anxiety Disorder

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Outcome Assessors

Study Groups

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rTMS

Patients are treated with repetitive transcranial magnetic stimulation (rTMS).

Group Type ACTIVE_COMPARATOR

Repetitive Transcranial Magnetic Stimulation

Intervention Type DEVICE

rTMS is applied using a transcranial magnetic stimulator with a figure-of-8 coil once per day for 10 consecutive days. rTMS is delivered to the right dorsolateral prefrontal cortex (DLPFC) at a frequency of 1 Hz for 20 minutes (1200 total pulses).

sham-rTMS

Patients are treated with sham repetitive transcranial magnetic stimulation (sham-rTMS).

Group Type SHAM_COMPARATOR

Sham Repetitive Transcranial Magnetic Stimulation

Intervention Type DEVICE

Sham-rTMS is performed in the same way as the treatment group except that the coil is rotated 90° away from the scalp.

Interventions

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Repetitive Transcranial Magnetic Stimulation

rTMS is applied using a transcranial magnetic stimulator with a figure-of-8 coil once per day for 10 consecutive days. rTMS is delivered to the right dorsolateral prefrontal cortex (DLPFC) at a frequency of 1 Hz for 20 minutes (1200 total pulses).

Intervention Type DEVICE

Sham Repetitive Transcranial Magnetic Stimulation

Sham-rTMS is performed in the same way as the treatment group except that the coil is rotated 90° away from the scalp.

Intervention Type DEVICE

Other Intervention Names

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rTMS sham-rTMS

Eligibility Criteria

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Inclusion Criteria

* 1)Age≥60 years, regardless of gender.
* 2)Meets the diagnostic criteria for generalized anxiety disorder in the Diagnostic and Statistical Manual of Mental Disorders Fifth Edition (DSM-V) developed by the American Psychiatric Association.
* 3)HAMA score≥14 and HAMD-17 items score \<17.
* 4)No adjustment in the type and dose of anti-anxiety medication in the 3 months prior to randomization.
* 5)Willing to participate and sign the informed consent.

Exclusion Criteria

* 1)Traumatic brain injury or other conditions affecting the brain, such encephalitis, brain tumors, or intracranial hypertension.
* 2)Previous history of epilepsy, family history of epilepsy or presence of seizure provoking factors or alcohol abuse.
* 3)History of other psychiatric disorders such as current post-traumatic stress disorder, substance use disorder (within 6 months), bipolar disorder and obsessive-compulsive disorder.
* 4)Unstable mental state with impulses toward self-harm or suicide.
* 5)Presence of intracranial metal implant, cochlear implant, built-in pulse generator (such as cardiac pacemaker), etc.
* 6)Medical or surgical disorders that are severe or unstable.
* 7)Pregnancy or breastfeeding.
* 8\) Those who are participating in other clinical research or has participated in other clinical research or has participated in this study within 3 months prior to enrollment.
* 9\) Other conditions that the researchers think are not suitable for the project.
Minimum Eligible Age

60 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Yi Yang

OTHER

Sponsor Role lead

Responsible Party

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Yi Yang

Vice President of First Hospital of Jilin University

Responsibility Role SPONSOR_INVESTIGATOR

Locations

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First Hospital of Jilin University

Changchun, Jilin, China

Site Status

Countries

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China

Central Contacts

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Yi Yang, MD, PhD

Role: CONTACT

13756661217 ext. 0086

Zhen-Ni Guo, MD, PhD

Role: CONTACT

18186872986 ext. 0086

Other Identifiers

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TMS-GAD

Identifier Type: -

Identifier Source: org_study_id

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