Research on the Biological Mechanism of the Efficacy of Psychotherapy for Depression Based on the fNIRS

NCT ID: NCT05927129

Last Updated: 2023-07-03

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

UNKNOWN

Clinical Phase

NA

Total Enrollment

90 participants

Study Classification

INTERVENTIONAL

Study Start Date

2022-01-01

Study Completion Date

2024-12-31

Brief Summary

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In this project, the investigators will implement medication therapy, psychotherapy, and a combination of medication therapy with psychotherapy, specifically utilizing IPT, in patients with depression. Simultaneously, the investigators will conduct comprehensive fNIRS assessments on all patients to evaluate changes in their brain function and determine the level of effectiveness of psychotherapy. The investigators will also employ standardized psychological assessments to evaluate patients, allowing for a comparison of the effectiveness of fNIRS assessments and providing clarity on the efficacy of psychotherapy in patients with depression, as the investigatorsll as the differential efficacy of different treatment approaches, and establishing the biological markers of psychotherapy. Additionally, the investigators will collect blood samples, cranial magnetic resonance images, and electroencephalograms from patients before and after treatment, which will contribute to further exploration of treatment mechanisms in the future.

Detailed Description

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This study utilizes the Near-Infrared Functional Imaging System (fNIRS) as a biological marker for psychotherapy. The investigators propose the following scientific hypothesis: In patients with depression, levels of oxygenated hemoglobin and deoxygenated hemoglobin in different brain regions may fluctuate at different stages of the disease progression and treatment, along with changes in the activation levels of different brain regions. Neuroimaging studies on the neurobiological mechanisms of depression suggest a reduction in gray matter volume in emotion processing areas such as the limbic system, hippocampus, anterior cingulate cortex, dorsolateral prefrontal cortex, and basal ganglia. Previous neuroimaging studies have found that successful cognitive-behavioral therapy (CBT) accompanied changes in gray matter volume in the brain, as observed through fMRI. Interpersonal Psychotherapy (IPT), which is a component of the third wave of CBT, is expected to exhibit more significant expression in cognitive task-based fNIRS during IPT treatment for depression.

In this project, the investigators will implement medication therapy, psychotherapy, and a combination of medication therapy with psychotherapy, specifically utilizing IPT, in patients with depression. Simultaneously, the investigators will conduct comprehensive fNIRS assessments on all patients to evaluate changes in their brain function and determine the level of effectiveness of psychotherapy. The investigators will also employ standardized psychological assessments to evaluate patients, allowing for a comparison of the effectiveness of fNIRS assessments and providing clarity on the efficacy of psychotherapy in patients with depression, as the investigatorsll as the differential efficacy of different treatment approaches, and establishing the biological markers of psychotherapy. Additionally, the investigators will collect blood samples, cranial magnetic resonance images, and electroencephalograms from patients before and after treatment, which will contribute to further exploration of treatment mechanisms in the future.

Conditions

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Depressive Disorder

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

SINGLE

Outcome Assessors

Study Groups

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medication therapy group

Patients randomized to the medication therapy group will receive standardized treatment with antidepressant medications according to clinical guidelines.

Group Type ACTIVE_COMPARATOR

Antidepressant

Intervention Type DRUG

Patients will receive standardized treatment with antidepressant, and their treatment efficacy will be assessed by a blinded psychological assessor using validated rating scales. The assessment will be conducted monthly, and evaluations will be tracked for a period of three months.

Interpersonal Psychotherapy group

The participants will receive standardized IPT treatment for 12 weeks. IPT therapists have received training from IPT workshops in both China and the United States and obtained the corresponding certifications. IPT therapists focus on the interpersonal domains associated with the onset and maintenance of depression. They guide clients in identifying the connections between their emotional changes and interpersonal difficulties, exploring problems, actively seeking potential interpersonal support and assistance, improving interpersonal skills, helping clients alleviate symptoms, enhance their quality of life, and adapt better to society.

Group Type ACTIVE_COMPARATOR

Psychotherapy IPT

Intervention Type OTHER

The participants will receive standardized IPT treatment for 12 weeks. Patients will receive standardized treatment, and their treatment efficacy will be assessed by a blinded psychological assessor using validated rating scales. The assessment will be conducted monthly, and evaluations will be tracked for a period of three months.

combination of medication therapy and Interpersonal Psychotherapy group

Patients randomized to this group will receive standardized treatment with antidepressant medications according to clinical guidelines. The participants will also receive standardized IPT treatment for 12 weeks. IPT therapists have received training from IPT workshops in both China and the United States and obtained the corresponding certifications. IPT therapists focus on the interpersonal domains associated with the onset and maintenance of depression. They guide clients in identifying the connections between their emotional changes and interpersonal difficulties, exploring problems, actively seeking potential interpersonal support and assistance, improving interpersonal skills, helping clients alleviate symptoms, enhance their quality of life, and adapt better to society.

Group Type EXPERIMENTAL

The combination of antidepressant and IPT

Intervention Type OTHER

The participants will receive standardized IPT treatment for 12 weeks. Also,long-term antidepressant will be administered in accordance with clinical guidelines. Patients will receive standardized treatment, and their treatment efficacy will be assessed by a blinded psychological assessor using validated rating scales. The assessment will be conducted monthly, and evaluations will be tracked for a period of three months.

Interventions

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Antidepressant

Patients will receive standardized treatment with antidepressant, and their treatment efficacy will be assessed by a blinded psychological assessor using validated rating scales. The assessment will be conducted monthly, and evaluations will be tracked for a period of three months.

Intervention Type DRUG

Psychotherapy IPT

The participants will receive standardized IPT treatment for 12 weeks. Patients will receive standardized treatment, and their treatment efficacy will be assessed by a blinded psychological assessor using validated rating scales. The assessment will be conducted monthly, and evaluations will be tracked for a period of three months.

Intervention Type OTHER

The combination of antidepressant and IPT

The participants will receive standardized IPT treatment for 12 weeks. Also,long-term antidepressant will be administered in accordance with clinical guidelines. Patients will receive standardized treatment, and their treatment efficacy will be assessed by a blinded psychological assessor using validated rating scales. The assessment will be conducted monthly, and evaluations will be tracked for a period of three months.

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Meet the diagnostic criteria for depression according to the DSM-5 (Diagnostic and Statistical Manual of Mental Disorders, 5th edition).
* Have at least a junior high school education or higher.
* Age between 16 and 50 years old.
* Grew up in a Chinese-speaking environment and are proficient in Mandarin Chinese for effective communication.

Exclusion Criteria

* Physical illnesses that significantly impact communication and mobility.
* Co-occurring psychiatric disorders other than depression.
* History of substance dependence or substance addiction.
Minimum Eligible Age

16 Years

Maximum Eligible Age

50 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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First Affiliated Hospital of Zhejiang University

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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The First Affiliated Hospital of Zhejiang University

Zhejiang, Hangzhou, China

Site Status RECRUITING

Countries

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China

Central Contacts

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Chanchan Hu, Bachelor

Role: CONTACT

87235948 ext. 0571

Facility Contacts

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Chanchan Hu, Bachelor

Role: primary

87235948 ext. 0571

Other Identifiers

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2022-KY1-001-070

Identifier Type: -

Identifier Source: org_study_id

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