Care Ecosystem: Navigating Patients and Families Through Stages of Care, Extension Trial
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Not Applicable
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Description
This study will enroll patients as well as their primary caregivers as research participants.
Inclusion criteria for patient participants:
- Patient has a diagnosis of dementia with a progressive course
- Patient has a primary caregiver (identified as having primary responsibility for patient) that is eligible for and agrees to join the study
- Patient is covered by Medicare or Medi-caid or is Medi-pending
- Patient is expected to live at least 3 months based on assessment by the referring provider, the patient's primary care provider, or medical record review
- Patient speaks English, Cantonese, or Spanish
- Patient lives in California or Nebraska or Iowa
- Patient is age 45 or older
Inclusion criteria for caregiver participants:
- Caregiver has primary responsibility for dementia patient that is eligible for and agrees to join the study
- Caregiver speaks English, Cantonese, or Spanish
- Caregiver is a legal adult
- Zarit-12 caregiver burden score greater than or equal to 17 at pre-randomization (baseline); this criteria is specific to this extension trial
Exclusion Criteria:
- Patient resides in a nursing home or skilled nursing facility at time of enrollment
- Participant is enrolled in a similar clinical trial that precludes their participation in the investigator's trial
- Patient is pregnant
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Supportive Care
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Single
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Experimental: Navigated Care
Telephone-based collaborative dementia care navigation
|
Telephone-based collaborative dementia care was delivered by a trained care team navigator, who provided education, support and care coordination with a team of dementia specialists (advanced practice nurse, social worker, and pharmacist).
For more details, please see references below.
|
|
No Intervention: Survey of Care
Control group that will receive usual care and undergo the same regular assessments as patients enrolled in Navigated Care
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Change in Quality of Life - AD (Alzheimer's Disease)
Time Frame: From baseline to 60 months
|
An established 13-item measure, with a 1-4 ordinal scale for each item, to obtain a rating of the patient's quality of life from the caregiver.
Item scores are summed for a total score ranging from 13-52, with higher scores representing better quality of life
|
From baseline to 60 months
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Change in Health Care Utilization
Time Frame: From baseline to 60 months
|
Health care utilization based upon caregiver survey to assess emergency department, hospitalization, and ambulance use rates.
Measures number of times utilized, with higher scores indicating a worse outcome.
To be confirmed using Medicare claims data.
|
From baseline to 60 months
|
|
Change in Zarit Burden Interview (short version).
Time Frame: From baseline to 60 months
|
An established 12-item measure, with a 0-4 ordinal scale for each item, to measure caregiver burden.
Item scores are summed for a total score ranging from 0-48, with higher scores representing higher levels of burden.
|
From baseline to 60 months
|
|
Change in Patient Health Questionnaire 9 (PhQ-9).
Time Frame: From baseline to 60 months
|
An established 9-item measure administered to the caregiver.
Higher scores represent more severe caregiver depression
|
From baseline to 60 months
|
|
Change in Caregiver Self-Efficacy: 1-5 ordinal scale
Time Frame: From baseline to 60 months
|
A novel 4-item measure on a 1-5 ordinal scale to measure self-efficacy around dementia caregiving.
Higher scores represent greater self-efficacy
|
From baseline to 60 months
|
|
Time to Long Term Care Placement
Time Frame: From date of baseline survey to immediately following long term care placement, assessed up to 60 months
|
Number of days post randomization until nursing home or assisted living placement, excluding temporary stays
|
From date of baseline survey to immediately following long term care placement, assessed up to 60 months
|
Collaborators and Investigators
Sponsor
Sponsor
Collaborators
Collaborators
Investigators
Investigators
- Principal Investigator: Katherine L Possin, Ph.D., University of California, San Francisco
Publications and helpful links
General Publications
- Liu AK, Possin KL, Cook KM, Lynch S, Dulaney S, Merrilees JJ, Braley T, Kiekhofer RE, Bonasera SJ, Allen IE, Chiong W, Clark AM, Feuer J, Ewalt J, Guterman EL, Gearhart R, Miller BL, Lee KP. Effect of collaborative dementia care on potentially inappropriate medication use: Outcomes from the Care Ecosystem randomized clinical trial. Alzheimers Dement. 2023 May;19(5):1865-1875. doi: 10.1002/alz.12808. Epub 2022 Nov 4.
- Guterman EL, Kiekhofer RE, Wood AJ, Allen IE, Kahn JG, Dulaney S, Merrilees JJ, Lee K, Chiong W, Bonasera SJ, Braley TL, Hunt LJ, Harrison KL, Miller BL, Possin KL. Care Ecosystem Collaborative Model and Health Care Costs in Medicare Beneficiaries With Dementia: A Secondary Analysis of a Randomized Clinical Trial. JAMA Intern Med. 2023 Nov 1;183(11):1222-1228. doi: 10.1001/jamainternmed.2023.4764.
- Possin KL, Merrilees JJ, Dulaney S, Bonasera SJ, Chiong W, Lee K, Hooper SM, Allen IE, Braley T, Bernstein A, Rosa TD, Harrison K, Begert-Hellings H, Kornak J, Kahn JG, Naasan G, Lanata S, Clark AM, Chodos A, Gearhart R, Ritchie C, Miller BL. Effect of Collaborative Dementia Care via Telephone and Internet on Quality of Life, Caregiver Well-being, and Health Care Use: The Care Ecosystem Randomized Clinical Trial. JAMA Intern Med. 2019 Dec 1;179(12):1658-1667. doi: 10.1001/jamainternmed.2019.4101.
- Possin KL, Merrilees J, Bonasera SJ, Bernstein A, Chiong W, Lee K, Wilson L, Hooper SM, Dulaney S, Braley T, Laohavanich S, Feuer JE, Clark AM, Schaffer MW, Schenk AK, Heunis J, Ong P, Cook KM, Bowhay AD, Gearhart R, Chodos A, Naasan G, Bindman AB, Dohan D, Ritchie C, Miller BL. Development of an adaptive, personalized, and scalable dementia care program: Early findings from the Care Ecosystem. PLoS Med. 2017 Mar 21;14(3):e1002260. doi: 10.1371/journal.pmed.1002260. eCollection 2017 Mar.
- Chen Y, Wilson L, Kornak J, Dudley RA, Merrilees J, Bonasera SJ, Byrne CM, Lee K, Chiong W, Miller BL, Possin KL. The costs of dementia subtypes to California Medicare fee-for-service, 2015. Alzheimers Dement. 2019 Jul;15(7):899-906. doi: 10.1016/j.jalz.2019.03.015. Epub 2019 Jun 4.
- Merrilees JJ, Bernstein A, Dulaney S, Heunis J, Walker R, Rah E, Choi J, Gawlas K, Carroll S, Ong P, Feuer J, Braley T, Clark AM, Lee K, Chiong W, Bonasera SJ, Miller BL, Possin KL. The Care Ecosystem: Promoting self-efficacy among dementia family caregivers. Dementia (London). 2020 Aug;19(6):1955-1973. doi: 10.1177/1471301218814121. Epub 2018 Nov 29.
- Guterman EL, Allen IE, Josephson SA, Merrilees JJ, Dulaney S, Chiong W, Lee K, Bonasera SJ, Miller BL, Possin KL. Association Between Caregiver Depression and Emergency Department Use Among Patients With Dementia. JAMA Neurol. 2019 Oct 1;76(10):1166-1173. doi: 10.1001/jamaneurol.2019.1820.
- Bernstein A, Rogers KM, Possin KL, Steele NZR, Ritchie CS, Miller BL, Rankin KP. Primary Care Provider Attitudes and Practices Evaluating and Managing Patients with Neurocognitive Disorders. J Gen Intern Med. 2019 Sep;34(9):1691-1692. doi: 10.1007/s11606-019-05013-7. No abstract available.
- Rosa TD, Possin KL, Bernstein A, Merrilees J, Dulaney S, Matuoka J, Lee KP, Chiong W, Bonasera SJ, Harrison KL, Kahn JG. Variations in Costs of a Collaborative Care Model for Dementia. J Am Geriatr Soc. 2019 Dec;67(12):2628-2633. doi: 10.1111/jgs.16076. Epub 2019 Jul 18.
- Bernstein A, Harrison KL, Dulaney S, Merrilees J, Bowhay A, Heunis J, Choi J, Feuer JE, Clark AM, Chiong W, Lee K, Braley TL, Bonasera SJ, Ritchie CS, Dohan D, Miller BL, Possin KL. The Role of Care Navigators Working with People with Dementia and Their Caregivers. J Alzheimers Dis. 2019;71(1):45-55. doi: 10.3233/JAD-180957.
Study record dates
Study Major Dates
Study Start (Actual)
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Actual)
First Posted
Study Record Updates
Last Update Posted (Estimated)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
- Mental Disorders
- Cardiovascular Diseases
- Vascular Diseases
- Metabolic Diseases
- Cerebrovascular Disorders
- Brain Diseases
- Central Nervous System Diseases
- Nervous System Diseases
- Arteriosclerosis
- Arterial Occlusive Diseases
- Neurologic Manifestations
- Neurobehavioral Manifestations
- Neurocognitive Disorders
- Parkinsonian Disorders
- Basal Ganglia Diseases
- Movement Disorders
- Synucleinopathies
- Neurodegenerative Diseases
- TDP-43 Proteinopathies
- Proteostasis Deficiencies
- Tauopathies
- Intracranial Arterial Diseases
- Intracranial Arteriosclerosis
- Leukoencephalopathies
- Dementia
- Alzheimer Disease
- Lewy Body Disease
- Dementia, Vascular
- Memory Disorders
- Frontotemporal Lobar Degeneration
Other Study ID Numbers
Other Study ID Numbers
- 1R01AG056715-01 (U.S. NIH Grant/Contract)
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
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