Dementia patients experience memory and other cognitive function deterioration leading to loss of independent function. Care required for dementia is multifactorial, spanning cognitive, behavioral, emotional, and physical symptoms, and complicates aspects of daily living. This places tremendous strain on caregivers who, in turn, experience their own increased physical and mental health needs. The current care model focuses primarily on patient pharmacological management but misses the mark on caregiver focus and collaboration. Building on systematic reviews and existing evidence gaps in information and support for patient/caregiver dyads, dealing with behavioral symptoms, referrals to available community resources, and multidisciplinary team care with improved coordination and communication17, the study investigators propose a patient- and caregiver-targeted Integrated Dementia Practice Unit (IDPU) model of care. IDPU integrates disconnected care under a centralized specialty team, providing monitoring, education, individualized support, and proactive, ongoing collaboration and coaching using technology and home/virtual visits for maximal impact. Days alive at home (DAAH) best captures quality of life (QOL) for the index dementia patient, from the perspective of both the healthcare system and the caregiver, and degree of support for the caregiver and is often an outcome in assessing health delivery. The study investigators hypothesize IDPU will increase DAAH and improve patient-level (behavioral; depressive symptoms; chronic disease management) and caregiver-level (strain, depressive symptoms, social support) outcomes relative to an Educational+ model, merging a standard care design with additional education support for patients/caregivers and their Primary Care Providers (PCP). This study seeks to (a) improve and establish IDPU feasibility of the in the feasibility phase, (b) determine if IDPU is more effective than Education+ in increasing DAAH and patient- and caregiver-level outcomes, and (c) determine if benefits of IDPU are more or less pronounced in vulnerable subgroups in the full-scale study.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
* Dementia Central: monthly review of participant progress * Dementia Mobile: monthly nurse/lay health educator visits for assessments, education and coaching * Dementia Link: communication between Dementia Central and Dementia Mobile using the eTransX mHealth platform and HealthStream educational interface for care providers and the patient/caregiver dyad.
Standard clinical practices of the physician and institution including an initial assessment, Zarit Burden Interview (ZBI) for caregiver, followed by provision of standard patient- and caregiver-centered educational material. Two phone sessions with a study nurse post-enrollment in months 1 and 6 to discuss the educational material and perform a needs assessment.
Vanderbilt University Medical Center
Nashville, Tennessee, United States
Days Alive and At Home
Our primary outcome is days alive at home (DAAH) for an index dementia patient within 1-year of enrollment (defined as days NOT in a hospital, extended care facility, in-patient rehabilitation, hospice, or respite care facility since enrollment).
Time frame: 12 months
Number of Neurobehavioral Changes
Neurobehavioral changes measured by Neuro-Psychiatric Inventory, Cornell Scale for Depression in Dementia
Time frame: 24 months
Number of Health Resources Utilized
health resource contact-related outcomes (ER visits, office visits, urgent care or urgent office visits, respite care, hospitalizations for dementia-related illness)
Time frame: 24 months
Percent of Participants Achieving Chronic Disease Control Based on Risk Factor Averages
Chronic disease control at target for blood pressure, LDL-C (if hyperlipidemic), HbgA1c (if diabetic), exercise levels, BMI, diet
Time frame: 24 months
Perceived Social Support of Caregivers
Perceived social support using Multidimensional Scale of Perceived Social Support (Caregivers). 12-item measure of perceived adequacy of social support from three sources: family, friends, \& significant other; using a 5-point Likert scale (0 = strongly disagree, 5 = strongly agree).
Time frame: 24 months
Assessment of Perceived Strain in Caregivers
Measurement of change in perceived strain in caregivers using Zarit Burden Interview. The ZBI uses a 4-point ordinal scale which describes the degree of burden being experienced from 0 = never to 4 = almost always. Maximum score is 88 and higher scores indicate more burden.
Time frame: 24 months
Assessment of Caregiver Stress
Measurement of change in caregiver stress using NPI Caregiver Distress Scale. Caregiver distress associated with the symptom is rated on an anchored 0- to 5-point scale identical to that used in the NPI. 12 The total NPI-Q distress score represents the sum of individual symptom scores and ranges from 0 to 60.
Time frame: 24 months
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