ArticleParkinsonism & related disorders2022
Depressive symptoms predict memory decline in Essential Tremor.
Article in Parkinsonism & related disorders, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.
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Who cites it
5 citing papers in PubMed, 9 citations in OpenAlex.
- Longitudinal Trajectories in Essential Tremor: Evidence From A Seven-Year Follow-Up of Motor and Non-Motor Symptoms.European journal of neurology · 2026Article
- Effects of surgical therapies on cognitive function in patients with essential tremor.Journal of the neurological sciences · 2026Article
- Baseline Depressive Symptoms as a Predictor of Incident Dementia in a Prospectively Followed Cohort of Elders with Essential Tremor.Neuro-degenerative diseases · 2024Article
- Associations between cognitive function and a range of significant life events in an elderly essential tremor cohort study.Journal of the neurological sciences · 2023Article
- Cognitive Performance as a Function of MAPT Haplotype: A Prospective Longitudinal Study of an Essential Tremor Cohort.Tremor and other hyperkinetic movements (New York, N.Y.) · 2023Article
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Authors and funding
8 authors at 3 institutions in 1 country.
Funding
Abstract
introductionEssential tremor (ET), a common movement disorder, is characterized by motor, cognitive and psychiatric symptoms. Depressed mood, a symptom of ET, has historically been viewed as a psychological response to disability. However, depressive symptoms are emerging as a predictor of cognitive decline across several clinical populations. We examined if depressive symptoms predict decline in global cognition, memory, and executive functioning among older adults with ET.
methods125 cognitively normal participants with ET completed three in-person assessments of cognition, mood, and motor symptoms at baseline, 18 months, and 36 months; baseline data were collected from July 2014-July 2016. Depressive symptoms were measured with the Geriatric Depression Scale. Cognitive functioning was measured via a 3-4 hour neuropsychological evaluation. Generalized linear regression models examined depressive symptoms as a predictor of decline in global cognition, executive functioning (EF), and memory.
resultsParticipants were grouped according to a median split (GDS <5 versus ≥ 5) due to the bimodal distribution of the data. In unadjusted models, depressive symptoms did not predict change in global cognition (b = -0.002, p = .502) or EF (b = 0.000, p = .931), however individuals with GDS ≥ 5 demonstrated faster memory decline in unadjusted (b = -0.008, p = .039) and adjusted models (b = -0.009, p = .019).
conclusionThe presence of 5 or more depressive symptoms predicted mildly faster memory decline in cognitively normal older adults with ET over 36 months. We discuss potential mechanisms and clinical implications.
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