ArticleNeurology2023
Midlife Hemostasis Measures, 20-Year Cognitive Decline, and Incident Dementia.
Article in Neurology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
3 citing papers in PubMed, 2 citations in OpenAlex.
- CSF fibrinogen predicts longitudinal Tau accumulation in cognitively unimpaired older adults.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2026Article
- Association of Platelet Aggregation With Markers of Alzheimer Disease Pathology in Middle-Aged Participants of the Framingham Heart Study.Neurology · 2025Article
- Associations of plasma von Willebrand Factor levels with cognitive decline and neurodegeneration in older adults without dementia.Frontiers in aging neuroscience · 2025Article
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Authors and funding
10 authors at 1 institution in 1 country.
Funding
Abstract
BACKGROUND AND
objectivesBlood concentrations of hemostatic factors affect thrombosis and bleeding diathesis and may contribute to cognitive impairment through modifiable vascular pathologies. Whether hemostasis, assessed in middle age, is associated with late-life cognitive impairment remains largely unknown in a community-dwelling population.
methodsUsing data from 14,128 participants with cognitive function measurements in 1990-1992 from the Atherosclerosis Risk in Communities study, we assessed the associations of hemostasis measures with 20-year changes in cognitive performance and incident dementia. Activated partial thromboplastin time (aPTT) and level of fibrinogen, von Willebrand factor (VWF), factor VIII, factor VII, factor XI, d-dimer, and soluble thrombomodulin were measured in 1987-1989 or 1993-1995. Hemostasis measures were categorized into quintiles, with the lowest quintile indicating low coagulability. Cognitive performance was characterized using a combined z-score from 3 tests (that is, delayed word recall test [DWRT], digit symbol substitution [DSST], and word fluency test [WFT]), assessed in 1990-1992, 1996-1998, and 2011-2013. Dementia was determined either from in-person evaluations or using dementia surveillance through 2017. Mixed-effects models and Cox proportional hazards models were used to assess cognitive trajectories and risk of dementia, respectively.
resultsAmong 12,765 participants with hemostasis measures in 1987-1989, who were aged 47-70 years at the first cognitive assessment, we observed significant trends of shorter aPTT ( DISCUSSION: Overall, our study found consistent trend associations of aPTT and factor VIII measured in midlife with cognitive decline and incident dementia over 20 years, likely driven by vascular pathologies.
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