Olusegun Baiyewu

University of Ibadan

Also at University College Hospital, Ibadanfrom their recent papers

Publishing since 1989, latest 2026

Psychiatry and Mental health
Physiology
General Health Professions
Molecular Biology
Clinical Psychology
Surgery

Publications: 1331989–2026
Citations: 4,442to those papers
h-index: 36i10-index 71
Field-weighted impact: 2.171.00 is the world average
World top 10%: 18%24 of 132 scored papers
Open access: 63%84 papers free to read

5 other works — preprints, datasets and the like — are listed but not counted.

By year

Papers, and the citations to them

Publications, left axisCitations to that year’s papers, right axis2026 still in progress

Career

On their papers

Publications

133 in all

Download CV:PDFWord

Citations received each year

Peerford

To all their work, old papers included. Google Scholar also counts citations from theses, books and web pages, so its line runs higher.

What they work on

From the classification of each paper

Subfields

Psychiatry and Mental health7254%
Physiology3526%
General Health Professions2519%
Molecular Biology2418%
Clinical Psychology1914%
Surgery1310%
Epidemiology129%
Genetics129%
Health118%
Demography97%

Health Sciences
Life Sciences
Social Sciences

Topics most written on

Dementia and Cognitive Impairment Research70
Alzheimer's disease research and treatments31
Biological Research and Disease Studies20
Health and Well-being Studies11
Health disparities and outcomes11
Genetic Associations and Epidemiology10
Medical Case Reports and Studies10
Aging, Elder Care, and Social Issues8
Stroke Rehabilitation and Recovery8
Elder Abuse and Neglect7
Diabetes, Cardiovascular Risks, and Lipoproteins6
Intergenerational Family Dynamics and Caregiving6

Who they write with

Their most frequent co-authors, and the papers those co-authors share

Where their co-authors are

62% of their papers have a co-author abroad

papers co-written4679111619Home

Most frequent partner countries

United States72
United Kingdom21
Ghana19
Mozambique16
Kenya16
Ethiopia16
Cameroon11
Uganda10

Papers with at least one author in that country.

Institutions written with most

Indiana University School of Medicine46 papers
University College Hospital, IbadanNG42 papers
Indiana University IndianapolisUS41 papers
University of MiamiUS29 papers
Ahmadu Bello UniversityNG24 papers
University of LagosNG23 papers
Wake Forest UniversityUS22 papers
Institute for Advanced Medical Research and TrainingNG21 papers
Newcastle UniversityGB20 papers
Regenstrief InstituteUS20 papers

Where they publish

Alzheimer s & Dementia31
International Psychogeriatrics17
PubMed13
International Journal of Geriatric Psychiatry6
Annals of Neurology4
Acta Neurologica Scandinavica3

Development goals addressed

From each paper’s title and abstract

3Good health and well-being36
1No poverty21
4Quality education9
17Partnerships for the goals9
10Reduced inequalities5
5Gender equality2
9Industry, innovation and infrastructure1
11

Most cited

Incidence of Dementia and Alzheimer Disease in 2 Communities
JAMA
2001396 citationsWorld top 10%
Prevalence of cognitive impairment
Neurology3
2001318 citationsWorld top 10%
WHO Study on the reliability and validity of the alcohol and drug use disorder instruments: overview of methods and results
Drug and Alcohol Dependence

Every institution they have given on a paper.

Alzheimer s & Dementia

Revisiting relationships between APOE and dementia incidence in people aged 90 years and older

2026The Lancet Healthy LongevityJournalOpen accessFirst authorCorresponding0 citations10.1016/j.lanhl.2026.100896

Assistive Technology among People with Dementia in Low Resource Settings

2025Alzheimer s & DementiaJournalOpen accessSenior author0 citations10.1002/alz70858_105388

Mild Anxiety and Depression Disorders

2022Nigerian Postgraduate Medical JournalJournalOpen accessSenior author4 citations10.4103/npmj.npmj_708_21

Mental Health of Older Adults

2021Book chapterFirst author41 citations10.1007/978-3-030-57296-9_119

Mental Health of Older Adults

2021Book chapterFirst author7 citations10.1007/978-3-319-70134-9_119-1

Cognitive decline before and after a first‐ever stroke in Africans

2021Acta Neurologica ScandinavicaJournalOpen accessSenior author3 citations10.1111/ane.13442

New Onset Poststroke Dementia at one Year in Africans

2021Journal of Geriatric Psychiatry and NeurologyJournalOpen accessSenior author2 citations10.1177/08919887211036190

Prevalence, predictors, and prognoses of prestroke neuropsychiatric symptoms at 3 months poststroke

2020International PsychogeriatricsJournalOpen accessSenior authorCorresponding11 citations10.1017/s1041610220003816

Cognitive, Functional, and Mortality Outcomes of Attenuated Delirium Syndrome in Stroke Survivors

2020Journal of Geriatric Psychiatry and NeurologyJournalSenior author5 citations10.1177/0891988720944234

Journal of Alzheimer s Disease

Journal of Geriatric Psychiatry and Neurology3

How it can be read

63% free to read

Diamond 4 · 3%Free to read and to publish
Gold 23 · 17%In an open-access journal
Hybrid 22 · 17%Open in a subscription journal
Bronze 10 · 8%Free to read, no open licence
Green 25 · 19%A copy in a repository
Closed 49 · 37%Behind a paywall

Who funds it

59 of 133 papers name a funder

National Institute on Aging46
National Institutes of Health18
Fogarty International Center11
National Human Genome Research Institute8
Alzheimer's Association6
National Institute of Neurological Disorders and Stroke6
Global Brain Health Institute4
National Center for Advancing Translational Sciences4

Sustainable cities and communities

1997290 citationsWorld top 10%Open access · Hybrid

Dementia in Africa: Current evidence, knowledge gaps, and future directions

Alzheimer s & Dementia

2021179 citationsWorld top 10%Open access · Green