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ABSTRACT: Objective
The aim of the present study was to examine the effects of a brief behavioral intervention for insomnia (BBTi) on sleep parameters, mood, and cognitive functioning in older adults.Methods
Older adults (aged 65 years or more) underwent four weekly sessions of BBTi or self-monitoring control (SMC). Participants completed 14 days of sleep diaries and actigraphy measuring sleep onset latency (SOL), wake after sleep onset (WASO), total sleep time (TST), sleep efficiency (SE), and sleep quality ratings at baseline, post-treatment, and three month follow-up. Participants also completed mood scales (Geriatric Depression Scale [GDS]; Beck Depression Inventory-II; and State Trait Anxiety Inventory) and neuropsychological testing (measuring global cognition, language, memory, attention and processing speed, and executive function) at the three timepoints.Results
Significant condition (BBTi vs. SMC) x time (baseline vs. post-treatment vs. follow-up) interactions revealed that BBTi improved relative to baseline in sleep diary-reported SOL, WASO, SE, and sleep quality, and these improvements were maintained at follow-up. SMC showed no change in these measures. A main effect of time showed that actigraphy-measured WASO improved from baseline for both BBTi and SMC at post-treatment. A main effect of time revealed that both BBTi and SMC patients endorsed fewer GDS symptoms relative to baseline at post-treatment and follow-up. We observed no change in performance on neuropsychological measures.Conclusions
A four-week BBTi is an efficacious intervention for reducing insomnia symptoms in older adults. BBTi does not selectively improve mood or cognitive functioning. Future work should examine effects of BBTi on physiological measures of sleep architecture and day-to-day cognition.Clinical trial identifer
NCT02967185.
SUBMITTER: McCrae CS
PROVIDER: S-EPMC6513321 | biostudies-literature | 2018 Nov
REPOSITORIES: biostudies-literature
McCrae Christina S CS Curtis Ashley F AF Williams Jacob M JM Dautovich Natalie D ND McNamara Joseph P H JPH Stripling Ashley A Dzierzewski Joseph M JM Chan Wai Sze WS Berry Richard B RB McCoy Karin J M KJM Marsiske Michael M
Sleep medicine 20180602
<h4>Objective</h4>The aim of the present study was to examine the effects of a brief behavioral intervention for insomnia (BBTi) on sleep parameters, mood, and cognitive functioning in older adults.<h4>Methods</h4>Older adults (aged 65 years or more) underwent four weekly sessions of BBTi or self-monitoring control (SMC). Participants completed 14 days of sleep diaries and actigraphy measuring sleep onset latency (SOL), wake after sleep onset (WASO), total sleep time (TST), sleep efficiency (SE) ...[more]