A Pilot Trial of Patient Decision Aids for Implantable Cardioverter-Defibrillators (ICDs)

October 29, 2019 updated by: University of Colorado, Denver
The purpose of this study is to test the acceptability and feasibility of a "toolkit" of patient decision aids (PtDAs) for heart failure patients who are considering an ICD implant.

Study Overview

Status

Completed

Detailed Description

Specific Aim 1: Examine acceptability and feasibility of a toolkit of patient decision aids (PtDAs) for patients with heart failure referred for primary prevention implantable cardioverter-defibrillators using a randomized control trial design across three diverse health care systems (Kaiser Colorado, The University of Colorado, and The Denver Veterans Hospital).

  1. Measure the acceptability of the decision aids
  2. Explore feasibility by measuring patient participation rates and adherence to the study protocol across all three sites.
  3. Conduct a preliminary assessment of outcomes by measuring changes in decision quality (knowledge and value concordance), quality of life, depressive symptoms, health status, and spiritual well-being.

Specific Aim 2: Determine the relative value of the various tools in the toolkit through in-depth interviews from study participants and providers at each intervention site

Study Type

Interventional

Enrollment (Actual)

15

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

    • Colorado
      • Aurora, Colorado, United States, 80045
        • University of Colorado Hospital (UCH)
      • Denver, Colorado, United States, 80220
        • Denver VA Medical Center
      • Denver, Colorado, United States, 80218
        • Kaiser Permanente of Colorado

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

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • systolic heart failure (defined as an ejection fraction less than 35%)
  • have been referred for a primary prevention ICD
  • Note: Patients referred for an ICD with cardiac resynchronization therapy are NOT excluded.

Exclusion Criteria:

  • Already have an ICD
  • Non-English speaking (as the tools we have developed are only available in English currently)
  • Other ICD indications (e.g. secondary prevention, hypertrophic obstructive cardiomyopathy)
  • Cognitive Impairment defined only as people with an inability to consent

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: Health Services Research
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
No Intervention: Usual Care
Patients will receive no additional ICD specific information other than what is offered by the clinic consistent with usual care. The control group will be asked where they went for information in the follow-up interviews.
Experimental: ICD Decision Aid Toolkit
In the intervention arm, research assistants will provide the patients with the toolkit of decision aids. At that time, participants will have the option of using all of the decision aids or just some of the decision aids. Participants who do not have access to the internet, will be offered a DVD (digital video disc) version of the video and they will be asked if they would like to arrange a visit where they can review the website with the research assistant.
Research assistants will provide patients with a toolkit of decision aids. Participants will have the option of using all of the decision aids or just some of the decision aids.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Measure the acceptability and feasibility of the decision aids
Time Frame: pre-ICD discussion - baseline

Acceptability-measure decision aid acceptability using modified version of decision aid acceptability developed by Barry et al.

Feasibility-explore participation rates and adherence to study protocol; weekly team meetings to discuss recruitment strategies Knowledge: 21 item knowledge measure developed in-house Decision Conflict: validated 15-item decision conflict measure developed by O'Connor et al.

Decision Regret: validated 5-item decision regret scale Decision choice: ultimate choice patient made about getting an ICD Decision participation: Prior to intervention, we measure patients' preferred role in decision making using the control preferences scale. After the decision, we measure the participants' actual role in decision making.

Anxiety and Depression: Hospital Anxiety and Depression Scale (HADS). Chart Review Outcome: For those that had not yet had a procedure, we will review the charts at the end of study to determine if they received an ICD or not.

pre-ICD discussion - baseline

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Determine relative value of the four decision aids
Time Frame: 3 months after baseline interview

Determine the relative value of the various tools in the toolkit through in-depth interviews from study participants and providers at each intervention site.

We will ask participants the following questions:

  • Have you made a decision about getting or not getting the ICD?
  • What information did you use to make your decision?
  • How are you feeling about your decision?
  • What else would have been helpful in making your decision?
  • (Intervention only) Did you use any of the decision aids you were given?
  • If yes, please tell us how you used them? Did the decision aids make you feel better or worse about your decision? Did you like one of them better than the others? Is there any aspect that wasn't helpful?
  • If no, please tell us why not? What would have been helpful?
  • Do you have any advice on the best way to deliver these decision aids to future patients?
3 months after baseline interview
Measure the acceptability and feasibility of the decision aids
Time Frame: within 4 weeks of meeting with electrophysiologist

Acceptability-measure decision aid acceptability using modified version of decision aid acceptability developed by Barry et al.

Feasibility-explore participation rates and adherence to study protocol; weekly team meetings to discuss recruitment strategies Knowledge: 21 item knowledge measure developed in-house Decision Conflict: validated 15-item decision conflict measure developed by O'Connor et al.

Decision Regret: validated 5-item decision regret scale Decision choice: ultimate choice patient made about getting an ICD Decision participation: Prior to intervention, we measure patients' preferred role in decision making using the control preferences scale. After the decision, we measure the participants' actual role in decision making.

Anxiety and Depression: Hospital Anxiety and Depression Scale (HADS). Chart Review Outcome: For those that had not yet had a procedure, we will review the charts at the end of study to determine if they received an ICD or not.

within 4 weeks of meeting with electrophysiologist
Measure the acceptability and feasibility of the decision aids
Time Frame: 3 months after baseline interview

Acceptability-measure decision aid acceptability using modified version of decision aid acceptability developed by Barry et al.

Feasibility-explore participation rates and adherence to study protocol; weekly team meetings to discuss recruitment strategies Knowledge: 21 item knowledge measure developed in-house Decision Conflict: validated 15-item decision conflict measure developed by O'Connor et al.

Decision Regret: validated 5-item decision regret scale Decision choice: ultimate choice patient made about getting an ICD Decision participation: Prior to intervention, we measure patients' preferred role in decision making using the control preferences scale. After the decision, we measure the participants' actual role in decision making.

Anxiety and Depression: Hospital Anxiety and Depression Scale (HADS). Chart Review Outcome: For those that had not yet had a procedure, we will review the charts at the end of study to determine if they received an ICD or not.

3 months after baseline interview

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Daniel D Matlock, MD, MPH, University of Colorado, Denver

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.

General Publications

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

September 1, 2014

Primary Completion (Actual)

August 1, 2016

Study Completion (Actual)

November 1, 2016

Study Registration Dates

First Submitted

December 12, 2013

First Submitted That Met QC Criteria

December 30, 2013

First Posted (Estimate)

January 1, 2014

Study Record Updates

Last Update Posted (Actual)

October 31, 2019

Last Update Submitted That Met QC Criteria

October 29, 2019

Last Verified

October 1, 2019

More Information

Terms related to this study

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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