- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT04225624
Improving Attentional and Cognitive Control in the Psychological Treatment of Intrusive Thoughts
March 5, 2026 updated by: Ryan Jane Jacoby, Massachusetts General Hospital
Targeting Attentional and Cognitive Control to Enhance the Transdiagnostic Treatment of Repetitive Negative Thinking
The investigators are conducting this study to learn more about the cognitive and attentional processes among individuals with three types of repetitive negative thinking (RNT): mental rituals (as seen in obsessive compulsive disorder, OCD), worries (as seen in generalized anxiety disorder, GAD), and ruminations (as seen in major depressive disorder, MDD).
Specifically, the investigators are studying whether psychological treatment can help people with RNT who have trouble stopping unwanted thoughts and shifting their attention.
Study Overview
Status
Completed
Detailed Description
The current study will examine whether enhancing attention regulation skills in a transdiagnostic intervention for repetitive negative thinking (RNT) will significantly improve the target of attentional/cognitive control.
Phase 1 is an open pilot trial in which participants will be assigned to eight 60 minute sessions (over 8 weeks) of Emotion Regulation Therapy-Attention Regulation (AR-ERT).
In Phase 2, participants will be randomly assigned (like the flip of a coin) to receive eight 60 minute sessions (over 8 weeks) of either: AR-ERT or Supportive Psychotherapy (SPT).
The investigators will use a multi-method approach to measure attentional/cognitive control: (a) behavioral (i.e., eye tracking fixations and reaction time), (b) electrophysiological (i.e., event related potentials), and (c) self-report (i.e., perceived ability to shift and focus attention).
They also will examine early signs of treatment efficacy of AR-ERT and SPT and target validation (i.e., whether changes in attentional/cognitive control correlate with changes in RNT and associated symptoms).
Participants will receive assessments of these target and outcome measures at baseline (week 0), mid-treatment (week 4), post-treatment (week 8), and 3-month follow-up (week 20 - Phase 2 only).
While most of these procedures are conducted virtually (e.g., therapy sessions), some (e.g., eye tracking and electrophysiological assessments) will be performed in-person.
Findings could help identify a cross-cutting target that can be engaged to optimize treatment response for individuals with elevated RNT.
Study Type
Interventional
Enrollment (Actual)
65
Phase
- Not Applicable
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Locations
-
-
Massachusetts
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Boston, Massachusetts, United States, 02114
- Massachusetts General Hospital
-
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Participation Criteria
Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.
Eligibility Criteria
Ages Eligible for Study
14 years to 56 years (Adult)
Accepts Healthy Volunteers
No
Description
Inclusion Criteria:
- Adults ages 18-60 years old
- Right-handed
- Living in Massachusetts
- Repetitive Negative Thinking (RNT) in the form of mental rituals, worries, and/or depressive ruminations is the primary reason for seeking treatment
- RNT significant enough to warrant intervention
- Fluent in English, willing to provide informed consent, and willing to comply with the study protocol
- Access to a device with an internet connection, camera, and microphone (e.g., computer, smart phone, tablet)
- Comfortable and capable of using a computer and completing reaction-time tasks
Exclusion Criteria:
- History of head injury or neurologic disease, mental retardation, or borderline intellectual functioning that would interfere with ability to participate in the study.
- Impaired (or uncorrected) vision, medical illness, or medical treatment that would interfere with participation.
- Active suicidal or homicidal ideation or any features requiring a higher level of care.
- Lifetime psychotic disorder or bipolar disorder
- Substance or alcohol use disorder that would interfere with treatment.
- Current Attention Deficit Hyperactivity Disorder (ADHD) that would interfere with attentional tasks.
- Unstable dose of psychotropic medications or recent discontinuation of psychotropic medication.
- Current psychotherapy or plans to initiate such treatment during the study.
- Previous course of treatment with cognitive behavioral therapy and/or mindfulness/meditation for obsessive compulsive disorder (OCD), generalized anxiety disorder (GAD), or depression.
Study Plan
This section provides details of the study plan, including how the study is designed and what the study is measuring.
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Single
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
|---|---|
|
Experimental: Phase 2: Emotion Regulation Therapy - Attention Regulation (AR-ERT)
Individuals with repetitive negative thinking receiving Emotion Regulation Therapy - Attention Regulation.
|
Participants will receive a total of eight 60 minute sessions (over 8 weeks) of individual, manual-based AR-ERT.
This intervention aims to build attention regulation skills (i.e., the ability to flexibly shift and sustain attention) by teaching participants exercises for Orienting their attention and Allowing the presence of negative emotions.
Participants are taught to apply these skills to counteract reactive perseverative thinking when negative emotions arise as well as proactively engage with emotion-laden situations that trigger repetitive negative thinking.
|
|
Active Comparator: Phase 2: Supportive Psychotherapy (SPT)
Individuals with repetitive negative thinking receiving Supportive Psychotherapy.
|
Participants will receive a total of eight 60 minute sessions (over 8 weeks) of individual, manual-based SPT.
This intervention addresses factors that may affect participants' repetitive negative thinking symptoms (for example, relationships, work, stress), and teaches skills for managing challenges by improving self-esteem and positive coping skills.
|
|
Experimental: Phase 1: Pilot Testing Phase
Individuals with repetitive negative thinking receiving Emotion Regulation Therapy - Attention Regulation.
|
Participants will receive a total of eight 60 minute sessions (over 8 weeks) of individual, manual-based AR-ERT.
This intervention aims to build attention regulation skills (i.e., the ability to flexibly shift and sustain attention) by teaching participants exercises for Orienting their attention and Allowing the presence of negative emotions.
Participants are taught to apply these skills to counteract reactive perseverative thinking when negative emotions arise as well as proactively engage with emotion-laden situations that trigger repetitive negative thinking.
|
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Transdiagnostic Repetitive Negative Thinking (Measured by the Perseverative Thinking Questionnaire [PTQ]) Assessed in Phase I (Pilot Trial) and Group Differences Compared at 8 Weeks in Phase 2 Randomized Controlled Trial
Time Frame: Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
|
15-item self-report measure of transdiagnostic repetitive negative thinking that includes items about thoughts as repetitive, intrusive, unproductive, and capturing mental capacity (e.g., "I think about many problems without solving any of them").
Total scores range from 0-60, with higher scores indicating more repetitive negative thinking (i.e., worse outcomes).
|
Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
|
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Worry (Measured by the Penn State Worry Questionnaire [PSWQ]) Assessed in Phase I (Pilot Trial) and Group Differences Compared at 8 Weeks in Phase 2 Randomized Controlled Trial
Time Frame: Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
|
16-item self-report measure of the tendency to engage in excessive, uncontrollable, and generalized worry (e.g., "I am always worrying about something").
Total scores range from 16-80, with higher scores indicating more worry (i.e., worse outcomes).
|
Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
|
|
Rumination (Measured by the Rumination Response Scale [RRS]) Assessed in Phase I (Pilot Trial) and Group Differences Compared at 8 Weeks in Phase 2 Randomized Controlled Trial
Time Frame: Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
|
22-item self-report measure of the tendency to ruminate or dwell on one's distress and it's possible causes and consequences when feeling down, sad, or depressed (e.g., "Think about all your shortcomings, failings, faults, mistakes").
Total scores range from 22-88, with higher scores indicating more rumination (i.e., worse outcomes).
|
Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
|
|
Mental Rituals (Measured by the Rumination on Obsessions and Compulsions Scale [ROCS] - Mental Neutralizing Subscale) Assessed in Phase I (Pilot Trial) and Group Differences Compared at 8 Weeks in Phase 2 Randomized Controlled Trial
Time Frame: Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
|
The ROCS is a 33-item self-report measure that assesses the frequency of various mental responses to obsessional thoughts or images in the past month with 3 sub-scales: Mental Neutralizing, Acceptance, and Rumination on OCD symptoms (no total score is used).
The Mental Neutralizing Sub-Scale is 18 items and specifically assesses mental rituals including arguing with oneself, reconstructing rituals, effort against thoughts, and distraction (e.g., "I feel compelled to collect all arguments that refute the intrusive thought or image").
Total scores (which are an average of the subscale items) range from 0-4, with higher scores indicating more mental rituals (i.e., worse outcomes).
|
Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
|
|
OCD Symptom Severity (Measured by the Yale-Brown Obsessive-Compulsive Scale [Y-BOCS]) Assessed in Phase I (Pilot Trial) and Group Differences Compared at 8 Weeks in Phase 2 Randomized Controlled Trial
Time Frame: Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
|
10-item clinician-administered interview measure of past week symptom severity of obsessions and compulsions including: time, interference, distress, resistance, and control.
Total scores range from 0-40, with higher scores indicating higher levels of OCD symptom severity (i.e., worse outcomes).
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Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
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Generalized Anxiety Symptom Severity (Measured by the Structured Interview Guide for the Hamilton Anxiety Rating Scale [SIGH-A]) Assessed in Phase I (Pilot Trial) and Group Differences Compared at 8 Weeks in Phase 2 Randomized Controlled Trial
Time Frame: Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
|
14-item structured, clinician-administered interview measure of past week anxiety symptom severity including: anxious mood, tension, fears, insomnia, cognitive symptoms, depressed mood, somatic (muscular, sensory) symptoms, cardiovascular symptoms, respiratory symptoms, gastrointestinal symptoms, genitourinary symptoms, autonomic symptoms, and observed behavior.
Total scores range from 0-56, with higher scores indicating higher levels of generalized anxiety symptoms (i.e., worse outcomes).
|
Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
|
|
Depression Symptom Severity (Measured by the Structured Interview Guide for the Hamilton Depression Rating Scale [SIGH-D]) Assessed in Phase I (Pilot Trial) and Group Differences Compared at 8 Weeks in Phase 2 Randomized Controlled Trial
Time Frame: Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
|
17-item interview measure of past week depression symptom severity including: depressed mood, interest in work and activities, insomnia (early, middle, and late), genital symptoms, gastrointestinal somatic symptoms, loss of weight, general somatic symptoms, feelings of guilt, suicide, psychic anxiety, somatic anxiety, hypochondriasis, insight, agitation, retardation.
Total scores range from 0-52, with higher scores indicating more depression (i.e., worse outcomes).
|
Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
|
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Functional Impairment (Measured by the Work and Social Adjustment Scale [WSAS]) Assessed in Phase I (Pilot Trial) and Group Differences Compared at 8 Weeks in Phase 2 Randomized Controlled Trial
Time Frame: Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
|
5-item self-report scale assessing disability in work, home management, social leisure activities, private leisure activities, and the ability to form and maintain close relationships.
Total scores range from 0-40, with higher scores indicating more functional impairment (i.e., worse outcomes).
|
Week 0 (baseline), week 4 (mid-treatment), week 8 (post-treatment), and week 20 (3-month follow-up)
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Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Sponsor
Collaborators
Investigators
- Principal Investigator: Ryan J Jacoby, Ph.D., Massachusetts General Hospital
Publications and helpful links
The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.
Helpful Links
Study record dates
These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.
Study Major Dates
Study Start (Actual)
April 30, 2021
Primary Completion (Actual)
January 22, 2025
Study Completion (Actual)
April 9, 2025
Study Registration Dates
First Submitted
January 7, 2020
First Submitted That Met QC Criteria
January 8, 2020
First Posted (Actual)
January 13, 2020
Study Record Updates
Last Update Posted (Actual)
March 10, 2026
Last Update Submitted That Met QC Criteria
March 5, 2026
Last Verified
February 1, 2026
More Information
Terms related to this study
Additional Relevant MeSH Terms
- Mental Disorders
- Behavioral Symptoms
- Digestive System Diseases
- Gastrointestinal Diseases
- Mood Disorders
- Feeding and Eating Disorders
- Anxiety Disorders
- Depressive Disorder
- Behavior
- Rumination Syndrome
- Depressive Disorder, Major
- Obsessive-Compulsive Disorder
- Generalized Anxiety Disorder
- Obsessive Behavior
Other Study ID Numbers
- 2019P003768
- 1K23MH120351-01A1 (U.S. NIH Grant/Contract)
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
NO
IPD Plan Description
The investigators do not have specific plans to share individual participant data in order to preserve the confidentiality of our participants.
Any data that is shared would only be done so after executing a formal Data Use Agreement from Massachusetts General Hospital.
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
No
Studies a U.S. FDA-regulated device product
No
product manufactured in and exported from the U.S.
No
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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