This is a randomized controlled trial over 5 years, using Stage II of the NIH-defined stage model for behavioral intervention development. We will evaluate the efficacy of the sleep intervention program (Care2Sleep) on sleep, health status measures, and quality of life (for dyads), and inflammation (for caregivers only). Eligible participants will be randomly assigned to in-person Care2Sleep, telehealth Care2Sleep, or to an in-person education control group. The Care2Sleep programs and the control education program will consist of five sessions. The intervention and control programs will begin after baseline assessment and randomization. Posttreatment assessments will be performed immediately after the last session and at 6-month follow-up.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
SUPPORTIVE_CARE
Masking
DOUBLE
Enrollment
672
A multicomponent behavioral sleep program, consisting of sleep hygiene, stimulus control, sleep compression, pleasurable activity, daily walking, and light exposure.
This group will receive information about sleep, aging, and dementia, but without specific or individualized recommendations
University of California San Diego
La Jolla, California, United States
RECRUITINGUniversity of California Los Angeles
Los Angeles, California, United States
RECRUITINGVeterans Affairs Greater Los Angeles Healthcare System
Los Angeles, California, United States
RECRUITINGSleep efficiency-Actigraphy
Nighttime sleep efficiency (i.e., mean percent of time in bed spent asleep) will be calculated from 7 days of wrist actigraphy for patients and caregivers. Range from 0 to 100% with a higher percent indicating better objective sleep quality
Time frame: Change from Baseline Sleep Efficiency at 6 months
Pittsburgh Sleep Quality Index score
Self-reported sleep quality over the past week for patients (reported by caregivers) and caregivers. Range from 0 to 21 with lower scores indicating better subjective sleep quality.
Time frame: Change from Baseline Pittsburgh Sleep Quality Index score at 6 months
Total score of Revised Memory and Behavior Problem Checklist
Dementia-related problem behaviors among persons with dementia (reported by caregivers). Range from 0 to 96 with higher scores indicating more severe dementia-related behaviors.
Time frame: Immediately AND 6 months after the last session of the intervention
Total score of Quality of Life-Alzheimer's Disease Scale
Quality of life among persons with dementia reported by either caregivers or persons with dementia. Range from 4 to 52 with higher scores indicating better quality of life among persons with dementia
Time frame: Immediately AND 6 months after the last session of the intervention
Total score of Zarit Burden Interview
Perceived levels of caregiving burden. Range from 0 to 88 with higher scores indicating greater burden among caregivers
Time frame: Immediately AND 6 months after the last session of the intervention
Total score of Center for Epidemiological Study of Depression Scale
Perceived frequency of depressive symptoms during the past week. Ranges from 0 to 60 with higher scores indicating greater levels of depressive symptoms among caregivers
Time frame: Immediately AND 6 months after the last session of the intervention
Patient-Reported Outcomes Measurement Information System (PROMIS) global health score
Self-reported physical and mental health scores among caregivers. A T-score of 50 represents the mean of the general population. Higher scores indicate better physical and mental health among caregivers
Time frame: Immediately AND 6 months after the last session of the intervention
Levels of inflammatory markers
Three key inflammatory markers including C-reactive protein, Tumor necrosis factor-alpha, Interleukin-6 will be collected among caregivers only
Time frame: Immediately AND 6 months after the last session of the intervention
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