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Psychological TraumaNCT05607992

Brief Internet-delivered CBT After ACS

A study testing Brief exposure-based CBT in people with Psychological Trauma and Acute Coronary Syndrome, run by Karolinska Institutet at 2 sites in Sweden.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of the present pilot study is to evaluate the feasibility and potential efficacy of a brief, internet-delivered CBT protocol provided early after acute coronary syndrome (ACS). Read more about this study

Who is it for?
Ages 18 to 80 years
Conditions the study is for
Psychological Trauma, Acute Coronary Syndrome
What is being tested?
Brief exposure-based CBT
Could I receive a placebo?
No, everyone receives an active treatment
How many people
31 participants
Where
2 sitesSweden
Study dates
18 May 2023to 21 Aug 2024
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 80 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • (A) ACS ≥ four weeks to six months before assessment (MI type 1 STEMI/NSTEMI and UA)
  • (B) Age 18-80 years
  • (C) Symptoms of PTSD and/or cardiac anxiety that leads to distress and/or interferes with daily life (PCL5; ≥ 10, CAQ: ≥20)
  • (D) On standard of care medical treatment for the cardiac condition according to Swedish cardiovascular guidelines
  • (E) Ability to read and write in Swedish.

Who cannot join

  • (F) Heart failure with severe systolic dysfunction (ejection fraction ≤ 35%)
  • (G) Significant valvular disease
  • (H) Planned coronary artery bypass surgery or percutaneous interventions
  • (I) Any medical restriction to physical exercise
  • (J) Severe uncontrolled medical illness i.e., advanced cancer
  • (K) Grade 3 hypertension (i.e., blood pressure ≥ 180 systolic and/or 110 diastolic)
Show all 9Show fewer
  • (L) Severe psychiatric disorder, active suicidal ideations or cognitive impairment that precludes provision of informed consent or study activities
  • (M) Alcohol dependency
  • (N) Ongoing psychological treatment.

Trial locations and contacts

2 sites in 1 country.

Sweden2 sites
  • Karolinska University Hospital

    Stockholm, 11635

  • Karolinska Institutet

    Stockholm

Other trials in Sweden

About this study

Official title: Brief Internet-delivered Exposure-based Therapy to Reduce Post-traumatic Stress Symptoms and Cardiac Anxiety After Acute Coronary Syndrome: a Pilot Randomized Clinical Trial

The purpose of the present pilot study is to evaluate the feasibility and potential efficacy of a brief, internet-delivered CBT protocol provided early after acute coronary syndrome (ACS).

Read the detailed description

Acute coronary syndrome (ACS; myocardial infarction (MI) or unstable angina (UA)) is one of the leading causes of mortality and health loss globally. ACS is a stressful and potentially life-threatening cardiovascular event, and many patients develop symptoms of post-traumatic stress (PTSS) and cardiac anxiety post ACS, which have been shown to negatively affect patients' long-term cardiovascular prognosis.The aim of the proposed pilot study is to develop and evaluate a brief internet-delivered exposure-based CBT intervention provided early following ACS to reduce ACS-related PTSS, cardiac anxiety. and increase physical activity and quality of life. Patients with recent ACS (≥ 4 weeks to 6 months) and with elevated PTSS and anxiety will be eligible. After informed consent, patients will be randomized to internet-delivered CBT (N=15) or to a wait-list control group (N=15). The treatment is a 5 week, therapist-guided, internet-delivered intervention which includes imaginal exposure, interoceptive exposure, and exposure in-vivo. Assessments will be conducted at baseline, immediate post-treatment, and 2- and 6- months after treatment. The wait-list will be crossed over to CBT after completion of the 2 month follow-up.

Being tested
Brief exposure-based CBT
Keywords
Acute coronary syndrome, Posttraumatic stress disorder, Cardiac anxiety, Cognitive behavioral therapy
Medical subject headings
Psychological Trauma, Acute Coronary Syndrome, Stress Disorders, Post-Traumatic

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Brief exposure-based CBTBehavioural

    The 5-week intervention is psychologist-guided and delivered via text-based interactive online treatment modules, where patients complete weekly homework assignments and have regular online contact with psychologists with training in CBT for cardiac disease. Key components include imaginal exposure of the ACS event, interoceptive exposure through at home physical activity that stimulats the CV system, exposure in-vivo to reduce avoided situations, and activities to enhance physical activity wellbeing. Labeling (i.e., describing cardiac-related symptoms, thoughts, and feelings) will be used continuously during treatment to enhance the effect of exposure.

Study groups in NCT05607992
Study groupRoleWhat they receive
Brief exposure-based CBTExperimental* Patient education: Common reactions following ACS. The role of PTS, cardiac anxiety and avoidance behavior on quality of life and physical health and health behaviors. * Labeling i.e., describe cardiac-related symptoms, thoughts, and feelings. * Imaginal exposure to reduce PTSS: Imaginal processing and revisiting of the memory of the ACS * Interoceptive exposure to physical sensations (e.g., palpitations due to physical activity) to reduce fear of these symptoms. * Gradual exposure in-vivo to avoided situations, activities and physical activity. Continuously use labeling while conducting exposure exercises. * Relapse prevention: Prevention of relapse into avoidance behaviors by identifying risk situations and encouragement of maintaining a healthy physically active lifestyle.
Receives: Behavioral: Brief exposure-based CBT
Waitlist controlNo interventionThe waitlist control will be offered an opportunity to participate in the intervention after the 2-month intervention evaluation period.

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Seattle Angina Questionnaire

    A measure of coronary artery disease on five scales: physical limitation scale, anginal stability scale, anginal frequency scale, treatment satisfaction scale, and the disease perception scale. With a score ranging from 0 to 100. A higher score indicating a better quality of life.

    Measured: Baseline to 3 months

  2. Acceptability: Client satisfaction Questionnaire

    Treatment satisfaction, score ranging from 0 to 32, with a higher score indication more satisfaction with the treatment.

    Measured: Baseline to 5 weeks

  3. Percentage of enrolled participants who complete the treatment

    Feasibility of the intervention components will be assessed by >60% assessed as treatment completers. Descriptive analysis will also provide number of messages and therapist time.

    Measured: Baseline to 5 weeks

  4. Adverse events

    Potential adverse reactions to the treatment. Participants will be asked to report and rate the short- and long term discomfort of the adverse event on a scale from 0 ('did not affect me at all') and 3 ('affected me very negatively').

    Measured: Baseline to 5 weeks

Secondary outcomes (41)
  1. Seattle Angina Questionnaire

    A measure of coronary artery disease on five scales: physical limitation scale, anginal stability scale, anginal frequency scale, treatment satisfaction scale, and the disease perception scale. With a score ranging from 0 to 100. A higher score indicating a better quality of life.

    Measured: Baseline to 5 weeks

  2. Seattle Angina Questionnaire

    A measure of coronary artery disease on five scales: physical limitation scale, anginal stability scale, anginal frequency scale, treatment satisfaction scale, and the disease perception scale. With a score ranging from 0 to 100. A higher score indicating a better quality of life.

    Measured: Baseline to 7 months

  3. Seattle Angina Questionnaire

    A measure of coronary artery disease on five scales: physical limitation scale, anginal stability scale, anginal frequency scale, treatment satisfaction scale, and the disease perception scale. With a score ranging from 0 to 100. A higher score indicating a better quality of life.

    Measured: Change over 5 measurement points measured from baseline and weekly for 5 weeks during treatment

  4. The Posttraumatic Stress Disorder Checklist for DSM-5 (PCL-5

    Measure of post traumatic stress, score ranging from 0-80, with a higher score indicating more post traumatic stress.

    Measured: Baseline to 5 weeks

  5. The Posttraumatic Stress Disorder Checklist for DSM-5 (PCL-5

    Measure of post traumatic stress, score ranging from 0-80, with a higher score indicating more post traumatic stress.

    Measured: Baseline to 3 months

  6. The Posttraumatic Stress Disorder Checklist for DSM-5 (PCL-5

    Measure of post traumatic stress, score ranging from 0-80, with a higher score indicating more post traumatic stress.

    Measured: Baseline to 7 months

  7. The Posttraumatic Stress Disorder Checklist for DSM-5 (PCL-5

    Measure of post traumatic stress, score ranging from 0-80, with a higher score indicating more post traumatic stress.

    Measured: Change over 5 measurement points measured from baseline and weekly for 5 weeks during treatment

  8. Cardiac anxiety questionnaire

    Measure of cardiac anxiety, fear, avoidance and attention. The score ranges between 0 and 72, with a greater score indicating elevated cardiac anxiety.

    Measured: Baseline to 5 weeks

  9. Cardiac anxiety questionnaire

    Measure of cardiac anxiety, fear, avoidance and attention. The score ranges between 0 and 72, with a greater score indicating elevated cardiac anxiety.

    Measured: Baseline to 3 months

  10. Cardiac anxiety questionnaire

    Measure of cardiac anxiety, fear, avoidance and attention. The score ranges between 0 and 72, with a greater score indicating elevated cardiac anxiety.

    Measured: Baseline to 7 months

  11. Cardiac anxiety questionnaire

    Measure of cardiac anxiety, fear, avoidance and attention. The score ranges between 0 and 72, with a greater score indicating elevated cardiac anxiety.

    Measured: Change over 5 measurement points measured from baseline and weekly for 5 weeks during treatment

  12. Myocardial infarction behavior questionnaire

    MI-related avoidance questionnaire behaviors developed by the research group. score ranging from 0 to 68 . Higher scores indicate more avoidance behavior.

    Measured: Baseline to 8 weeks.

  13. Myocardial infarction behavior questionnaire

    MI-related avoidance questionnaire behaviors developed by the research group. score ranging from 0 to 68 . Higher scores indicate more avoidance behavior.

    Measured: Baseline to 3 months

  14. Myocardial infarction behavior questionnaire

    MI-related avoidance questionnaire behaviors developed by the research group. score ranging from 0 to 68 . Higher scores indicate more avoidance behavior.

    Measured: Baseline to 7 months

  15. Body Sensation Questionnaire

    Fear of bodily symptoms, score ranging from 0 to 72 . Higher scores indicate more fear of body sensations.

    Measured: Baseline to 8 weeks

  16. Body Sensation Questionnaire

    Fear of bodily symptoms, score ranging from 0 to 72 . Higher scores indicate more fear of body sensations.

    Measured: Baseline to 3 months

  17. Body Sensation Questionnaire

    Fear of bodily symptoms, score ranging from 0 to 72 . Higher scores indicate more fear of body sensations.

    Measured: Baseline to 7 months

  18. Symptom checklist Severity and Frequency Scale (SCL, adapted to coronary artery disease)

    Cardiac-related symptoms in two sub scales A) frequency: score ranging from 0-48, with higher score indicating higher frequency of symptoms, B) severity of experienced symptom: score ranging from 0- 48, with a higher score indicating more severe symptoms

    Measured: Baseline to 8 weeks.

  19. Symptom checklist Severity and Frequency Scale (SCL, adapted to coronary artery disease)

    Cardiac-related symptoms in two sub scales A) frequency: score ranging from 0-48, with higher score indicating higher frequency of symptoms, B) severity of experienced symptom: score ranging from 0- 48, with a higher score indicating more severe symptoms

    Measured: Baseline to 3 months

  20. Symptom checklist Severity and Frequency Scale (SCL, adapted to coronary artery disease)

    Cardiac-related symptoms in two sub scales A) frequency: score ranging from 0-48, with higher score indicating higher frequency of symptoms, B) severity of experienced symptom: score ranging from 0- 48, with a higher score indicating more severe symptoms

    Measured: Baseline to 7 months

  21. 12-Item Short-Form Health Survey

    General quality of life, with a score ranging from 0 to 100. A higher score indicating a better quality of life General quality of life, with a score ranging from 0 to 100. A higher score indicating a better quality of life

    Measured: Baseline to 5 weeks

  22. 12-Item Short-Form Health Survey

    General quality of life, with a score ranging from 0 to 100. A higher score indicating a better quality of life General quality of life, with a score ranging from 0 to 100. A higher score indicating a better quality of life

    Measured: Baseline to 3 months

  23. 12-Item Short-Form Health Survey

    General quality of life, with a score ranging from 0 to 100. A higher score indicating a better quality of life General quality of life, with a score ranging from 0 to 100. A higher score indicating a better quality of life

    Measured: Baseline to 7 months

  24. Patient Health Questionnaire-9

    Measure of depression, score ranging 0 to 27 with a higher score indicating higher level of depression

    Measured: Baseline to 5 weeks

  25. Patient Health Questionnaire-9

    Measure of depression, score ranging 0 to 27 with a higher score indicating higher level of depression

    Measured: Baseline to 3 months

  26. Patient Health Questionnaire-9

    Measure of depression, score ranging 0 to 27 with a higher score indicating higher level of depression

    Measured: Baseline to 7 months

  27. Generalized Anxiety Disorder 7-item

    General anxiety, score ranging from 0-21, with a higher score indicating more anxiety and worry.

    Measured: Baseline to 5 weeks.

  28. Generalized Anxiety Disorder 7-item

    General anxiety, score ranging from 0-21, with a higher score indicating more anxiety and worry.

    Measured: Baseline to 3 months

  29. Generalized Anxiety Disorder 7-item

    General anxiety, score ranging from 0-21, with a higher score indicating more anxiety and worry.

    Measured: Baseline to 7 months

  30. Perceived stress scale 4-item

    Stress reactivity. A greater score indicate more perceived stress.

    Measured: Baseline to 5 weeks

  31. Perceived stress scale 4-item

    Stress reactivity. A greater score indicate more perceived stress.

    Measured: Baseline to 3 months

  32. Perceived stress scale 4-item

    Stress reactivity. A greater score indicate more perceived stress.

    Measured: Baseline to 7 months

  33. The Godin Leisure-time Exercise and International Physical Activity Questionnaire 1 item on inactivity

    Level of physical activity and inactivity: On the Godin leisure-time excercise: The participant rate numbers of time per week that they engage in physical activity. The numb ers are the categorized in to low, moderate, and high levels of physical activity. And from International Physical Activity Questionnaire we will use 1 item on inactivity

    Measured: Baseline to 5 weeks

  34. The Godin Leisure-time Exercise and International Physical Activity Questionnaire 1 item on inactivity

    Level of physical activity and inactivity: On the Godin leisure-time excercise: The participant rate numbers of time per week that they engage in physical activity. The numb ers are the categorized in to low, moderate, and high levels of physical activity. And from International Physical Activity Questionnaire we will use 1 item on inactivity

    Measured: Baseline to 3 months

  35. The Godin Leisure-time Exercise and International Physical Activity Questionnaire 1 item on inactivity

    Level of physical activity and inactivity: On the Godin leisure-time excercise: The participant rate numbers of time per week that they engage in physical activity. The numb ers are the categorized in to low, moderate, and high levels of physical activity. And from International Physical Activity Questionnaire we will use 1 item on inactivity

    Measured: Baseline to 7 months

  36. Lifestyle factors: The national Board of health and Welfare questionnaire

    Questionnaire regarding diet (5 item), tobacco (2 item) and alcohol (3 item) diet (5 item), tobacco (2 item) and alcohol (3 item)

    Measured: Baseline to 8 weeks

  37. Lifestyle factors: The national Board of health and Welfare questionnaire

    Questionnaire regarding diet (5 item), tobacco (2 item) and alcohol (3 item) diet (5 item), tobacco (2 item) and alcohol (3 item)

    Measured: Baseline to 3 months

  38. Lifestyle factors: The national Board of health and Welfare questionnaire

    Questionnaire regarding diet (5 item), tobacco (2 item) and alcohol (3 item) diet (5 item), tobacco (2 item) and alcohol (3 item)

    Measured: Baseline to 7 months

  39. University of Toronto Atrial fibrillation Severity Scale (AFSS)

    3 item on cardiac-specific healthcare consumption. Scores ranges 0-15 with a higher score indicating more cardiac-related healthcare consumption.

    Measured: Baseline to 5 weeks

  40. University of Toronto Atrial fibrillation Severity Scale (AFSS)

    3 item on cardiac-specific healthcare consumption. Scores ranges 0-15 with a higher score indicating more cardiac-related healthcare consumption.

    Measured: Baseline to 3 months

  41. University of Toronto Atrial fibrillation Severity Scale (AFSS)

    3 item on cardiac-specific healthcare consumption. Scores ranges 0-15 with a higher score indicating more cardiac-related healthcare consumption.

    Measured: Baseline to 7 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted7 Nov 2022
  2. Study start18 May 2023
  3. Primary completion21 Aug 2024
  4. Study completion21 Aug 2024

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
31 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05607992
Sponsor's protocol ID
P30AG064198
Status last verified
Aug 2024
First submitted
27 Oct 2022
Last updated
27 Aug 2024
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A study testing Brief exposure-based CBT in people with Psychological Trauma and Acute Coronary Syndrome, run by Karolinska Institutet at 2 sites in Sweden.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 5 inclusion and 9 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 27 Aug 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in Sweden. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Seattle Angina Questionnaire (time frame: Baseline to 3 months). The study lists 4 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 27 Aug 2024; AzTrials last refreshed its copy on 30 Oct 2026.

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