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Marissa Ashner

Biostatistician III
Biostatistics & Bioinformatics, Division of Biostatistics
2424 Erwin Road Ste 1104, 11106 Hock Plaza, Durham, NC 27705

Overview


Education: PhD, Biostatistics -- University of North Carolina at Chapel Hill, 2023

Marissa currently collaborates with researchers at the Center for the Study of Aging and Human Development. She also is a graduate instructor for the masters program who teaches BIOSTAT713, second-year elective course in survival analysis, as well as BIOSTAT702 and BIOSTAT705, first-year required courses in applied biostatistics.

Current Appointments & Affiliations


Recent Publications


Enhancing Team Science by Training Collaborative Biostatisticians to have a Strong Statistical Voice.

Journal Article J Stat Theory Pract · 2026 Strong statistical voice is defined as the ability to advocate and negotiate for good and ethical statistical practices, including integrating and resolving differing scientific approaches. This skill is crucial for biostatisticians who work on biomedical ... Full text Link to item Cite

Prevalence of pre-stroke and stroke-related vision impairments and their association with mild cognitive impairment and dementia.

Journal Article J Alzheimers Dis · December 12, 2025 BackgroundVision impairment is a risk factor for mild cognitive impairment (MCI) among stroke survivors, but it is unclear if this association is driven by vision impairment present before or due to the stroke, and if similar associations exist with dement ... Full text Link to item Cite

Investigating stroke-related vision impairments and time to incident dementia diagnosis.

Journal Article J Stroke Cerebrovasc Dis · December 2025 Vision loss is a risk factor for dementia, but it is unknown whether stroke-related vision impairment is linked to dementia risk in stroke survivors. This secondary analysis aimed to quantify the association between stroke-related vision impairment and tim ... Full text Link to item Cite
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Recent Grants


Functional limitations during the transition to older age

ResearchBiostatistician · Awarded by National Institutes of Health · 2025 - 2029

Identifying mechanisms between hearing loss and falls

ResearchBiostatistician III · Awarded by National Institute on Deafness and Other Communication Disorders · 2023 - 2028

Influence of Vision Impairments on Dementia in Stroke Survivors: A Longitudinal Analysis

ResearchStatistician · Awarded by National Institutes of Health · 2023 - 2026

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