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J. Lötjönen · SciRah

Researcher profile · Semantic Scholar

J. Lötjönen

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J. Lötjönen — researcher profile on SciRah

h-index: 39
Works: 253
Citations: 6,143

Most-cited papers

Global Burden of Small Vessel Disease–Related Brain Changes on MRI Predicts Cognitive and Functional Decline
H. Jokinen, J. Koikkalainen, H. Laakso, S. Melkas +20 more
2019Stroke147 citations Open access
Semantic Scholar
Brain volumes and cortical thickness on MRI in the Finnish Geriatric Intervention Study to Prevent Cognitive Impairment and Disability (FINGER)
R. Stephen, Yawu Liu, T. Ngandu, R. Antikainen +14 more
2019Alzheimer's Research & Therapy99 citations Open access
Semantic Scholar
Detecting frontotemporal dementia syndromes using MRI biomarkers
M. Bruun, J. Koikkalainen, H. Rhodius-Meester, M. Baroni +13 more
2019NeuroImage: Clinical66 citations Open access
Semantic Scholar
The Association Between Distinct Frontal Brain Volumes and Behavioral Symptoms in Mild Cognitive Impairment, Alzheimer's Disease, and Frontotemporal Dementia
Antti Cajanus, E. Solje, J. Koikkalainen, J. Lötjönen +9 more
2019Frontiers in Neurology61 citations Open access
Semantic Scholar
Thalamic Atrophy Predicts 5-Year Disability Progression in Multiple Sclerosis
K. Hänninen, M. Viitala, T. Paavilainen, J. Karhu +4 more
2020Frontiers in Neurology48 citations Open access
Semantic Scholar
Prediction models for dementia and neuropathology in the oldest old: the Vantaa 85+ cohort study
A. Hall, Timo Pekkala, T. Polvikoski, M. van Gils +11 more
2019Alzheimer's Research & Therapy48 citations Open access
Semantic Scholar
Change in CAIDE Dementia Risk Score and Neuroimaging Biomarkers During a 2-Year Multidomain Lifestyle Randomized Controlled Trial: Results of a Post-Hoc Subgroup Analysis
R. Stephen, T. Ngandu, Yawu Liu, Markku Peltonen +11 more
2020The journals of gerontology. Series A, Biological sciences and medical sciences39 citations Open access
Semantic Scholar
Automatically computed rating scales from MRI for patients with cognitive disorders
J. Koikkalainen, H. Rhodius-Meester, K. Frederiksen, M. Bruun +12 more
2019European Radiology39 citations Open access
Semantic Scholar
Evaluating combinations of diagnostic tests to discriminate different dementia types
M. Bruun, H. Rhodius-Meester, J. Koikkalainen, M. Baroni +16 more
2018Alzheimer's & Dementia39 citations Open access
Semantic Scholar
Predicting Development of Alzheimer’s Disease in Patients with Shunted Idiopathic Normal Pressure Hydrocephalus
A. Luikku, A. Hall, O. Nerg, A. Koivisto +18 more
2019Journal of Alzheimer's Disease36 citations Open access
Semantic Scholar
Impact of a Clinical Decision Support Tool on Dementia Diagnostics in Memory Clinics: The PredictND Validation Study.
M. Bruun, K. Frederiksen, H. Rhodius-Meester, M. Baroni +22 more
2019Current Alzheimer Research36 citations Open access
Semantic Scholar
Data-Driven Differential Diagnosis of Dementia Using Multiclass Disease State Index Classifier
A. Tolonen, H. Rhodius-Meester, M. Bruun, J. Koikkalainen +18 more
2018Frontiers in Aging Neuroscience34 citations Open access
Semantic Scholar
Associations of cognitive reserve and psychological resilience with cognitive functioning in subjects with cerebral white matter hyperintensities
Anne Arola, H. Laakso, Johanna Pitkänen, J. Koikkalainen +5 more
2021European Journal of Neurology32 citations Open access
Semantic Scholar
Disease-related determinants are associated with mortality in dementia due to Alzheimer’s disease
H. Rhodius-Meester, H. Liedes, T. Koene, A. Lemstra +6 more
2018Alzheimer's Research & Therapy31 citations Open access
Semantic Scholar
White Matter Hyperintensities and Cognitive Impairment in Healthy and Pathological Aging: A Quantified Brain MRI Study
Alar Kaskikallio, M. Karrasch, J. Koikkalainen, J. Lötjönen +4 more
2020Dementia and Geriatric Cognitive Disorders30 citations Open access
Semantic Scholar
Impact of a clinical decision support tool on prediction of progression in early-stage dementia: a prospective validation study
M. Bruun, K. Frederiksen, H. Rhodius-Meester, M. Baroni +19 more
2019Alzheimer's Research & Therapy30 citations Open access
Semantic Scholar
Thalamic Atrophy Without Whole Brain Atrophy Is Associated With Absence of 2-Year NEDA in Multiple Sclerosis
K. Hänninen, M. Viitala, T. Paavilainen, J. Karhu +4 more
2019Frontiers in Neurology29 citations Open access
Semantic Scholar
Gait Disturbances are Associated with Increased Cognitive Impairment and Cerebrospinal Fluid Tau Levels in a Memory Clinic Cohort
Marijn Muurling, H. Rhodius-Meester, J. Pärkkä, M. van Gils +13 more
2020Journal of Alzheimer's Disease28 citations Open access
Semantic Scholar
Midlife Insulin Resistance as a Predictor for Late-Life Cognitive Function and Cerebrovascular Lesions
Sini Toppala, L. Ekblad, J. Lötjönen, S. Helin +9 more
2019Journal of Alzheimer's Disease27 citations Open access
Semantic Scholar
A novel CT-based automated analysis method provides comparable results with MRI in measuring brain atrophy and white matter lesions
Aku L. Kaipainen, Johanna Pitkänen, Fanni Haapalinna, Olli Jääskeläinen +9 more
2021Neuroradiology26 citations Open access
Semantic Scholar
A digitally supported multimodal lifestyle program to promote brain health among older adults (the LETHE randomized controlled feasibility trial): study design, progress, and first results
A. Rosenberg, H. Untersteiner, Anna Giulia Guazzarini, M. Bödenler +21 more
2024Alzheimer's Research & Therapy25 citations Open access
Semantic Scholar
cCOG: A web‐based cognitive test tool for detecting neurodegenerative disorders
H. Rhodius-Meester, T. Paajanen, J. Koikkalainen, Shadi Mahdiani +17 more
2020Alzheimer's & Dementia24 citations Open access
Semantic Scholar
Synergistic associations of cognitive and motor impairments with functional outcome in covert cerebral small vessel disease
H. Jokinen, H. Laakso, M. Ahlström, Anne Arola +9 more
2021medRxiv22 citations Open access
Semantic Scholar
Metabolic Profiles Help Discriminate Mild Cognitive Impairment from Dementia Stage in Alzheimer’s Disease
Olli Jääskeläinen, A. Hall, M. Tiainen, M. van Gils +12 more
2020Journal of Alzheimer's Disease21 citations Open access
Semantic Scholar
Automatic MRI Quantifying Methods in Behavioral-Variant Frontotemporal Dementia Diagnosis
Antti Cajanus, A. Hall, J. Koikkalainen, E. Solje +16 more
2018Dementia and Geriatric Cognitive Disorders Extra21 citations Open access
Semantic Scholar
Blood biomarkers of neurodegeneration associate differently with amyloid deposition, medial temporal atrophy, and cerebrovascular changes in APOE ε4-enriched cognitively unimpaired elderly
Mikko Koivumäki, L. Ekblad, J. Lantero-Rodríguez, N. Ashton +8 more
2024Alzheimer's Research & Therapy20 citations Open access
Semantic Scholar
Identifying causative mechanisms linking early-life stress to psycho-cardio-metabolic multi-morbidity: The EarlyCause project
N. Mariani, A. Borsini, C. Cecil, J. Felix +31 more
2020bioRxiv20 citations Open access
Semantic Scholar
Detecting Amyloid Positivity in Elderly With Increased Risk of Cognitive Decline
Timo Pekkala, A. Hall, T. Ngandu, M. van Gils +10 more
2020Frontiers in Aging Neuroscience20 citations Open access
Semantic Scholar
Computer-assisted prediction of clinical progression in the earliest stages of AD
H. Rhodius-Meester, H. Liedes, J. Koikkalainen, S. Wolfsgruber +17 more
2018Alzheimer's & Dementia18 citations Open access
Semantic Scholar
Evaluating 2-[18F]FDG-PET in differential diagnosis of dementia using a data-driven decision model
L. Gjerum, K. Frederiksen, O. Henriksen, I. Law +8 more
2020NeuroImage: Clinical17 citations Open access
Semantic Scholar
Evaluating severity of white matter lesions from computed tomography images with convolutional neural network
Johanna Pitkänen, J. Koikkalainen, T. Nieminen, I. Marinković +13 more
2020Neuroradiology17 citations Open access
Semantic Scholar
Association between Deep Gray Matter Changes and Neurocognitive Function in Mild Cognitive Impairment and Alzheimer’s Disease: A Tensor-Based Morphometric MRI Study
T. Tuokkola, M. Karrasch, J. Koikkalainen, R. Parkkola +4 more
2019Dementia and Geriatric Cognitive Disorders17 citations Open access
Semantic Scholar
Grey matter atrophy in patients with benign multiple sclerosis
Marja Niiranen, J. Koikkalainen, J. Lötjönen, T. Selander +5 more
2022Brain and Behavior15 citations Open access
Semantic Scholar
A Decision Support System for Diagnostics and Treatment Planning in Traumatic Brain Injury
Adil Umer, J. Mattila, H. Liedes, J. Koikkalainen +7 more
2019IEEE journal of biomedical and health informatics13 citations Open access
Semantic Scholar
Precision medicine in neurodegeneration: the IHI-PROMINENT project
Ashley M. Tate, M. Suárez-Calvet, M. Ekelund, Sven Eriksson +15 more
2023Frontiers in Neurology12 citations Open access
Semantic Scholar
Selection of memory clinic patients for CSF biomarker assessment can be restricted to a quarter of cases by using computerized decision support, without compromising diagnostic accuracy
H. Rhodius-Meester, I. V. van Maurik, J. Koikkalainen, A. Tolonen +11 more
2020PLoS ONE12 citations Open access
Semantic Scholar
Five-class differential diagnostics of neurodegenerative diseases using random undersampling boosting
T. Tong, C. Ledig, R. Guerrero, A. Schuh +15 more
2017NeuroImage: Clinical12 citations Open access
Semantic Scholar
Neurofilament light level correlates with brain atrophy, and cognitive and motor performance
Marge Kartau, S. Melkas, Joonas Kartau, Anne Arola +10 more
2023Frontiers in Aging Neuroscience11 citations Open access
Semantic Scholar
Optimizing cCOG, a Web‐based tool, to detect dementia with Lewy Bodies
Aniek M. van Gils, M. van de Beek, A. van Unnik, A. Tolonen +6 more
2022Alzheimer's & Dementia11 citations Open access
Semantic Scholar
Predicting Global Cognitive Decline in the General Population Using the Disease State Index
L. Cremers, W. Huizinga, W. Niessen, G. Krestin +5 more
2020Frontiers in Aging Neuroscience11 citations Open access
Semantic Scholar
Use of a digital tool to support the diagnostic process in memory clinics–a usability study
Aniek M. van Gils, H. Rhodius-Meester, Dédé Handgraaf, Heleen M. A. Hendriksen +10 more
2024Alzheimer's Research & Therapy9 citations Open access
Semantic Scholar
Subjective vs informant-reported cognitive complaints have differential clinical significance in covert cerebral small vessel disease
Anne Arola, H. Laakso, Heidi Heinonen, Johanna Pitkänen +9 more
2023Cerebral Circulation - Cognition and Behavior9 citations Open access
Semantic Scholar
The Cognitive Function at Work Questionnaire (CFWQ): A new scale for measuring cognitive complaints in occupational population
Anna-Leena Heikkinen, T. Hänninen, P. Kuikka, R. Akila +7 more
2021Applied neuropsychology. Adult9 citations
Semantic Scholar
Brain volumes in relation to loneliness and social competence in preadolescents born very preterm
Annika Lind, Susanna Salomäki, R. Parkkola, L. Haataja +6 more
2020Brain and Behavior9 citations Open access
Semantic Scholar
Brain MRI volumetry and atrophy rating scales as predictors of amyloid status and eligibility for anti-amyloid treatment in a real-world memory clinic setting
A. Zilioli, A. Rosenberg, R. Mohanty, A. Matton +5 more
2024Journal of Neurology8 citations Open access
Semantic Scholar
Prognostic value of complementary biomarkers of neurodegeneration in a mixed memory clinic cohort
M. H. Gramkow, L. Gjerum, J. Koikkalainen, J. Lötjönen +4 more
2020PeerJ8 citations Open access
Semantic Scholar
Effects of White Matter Hyperintensities on Verbal Fluency in Healthy Older Adults and MCI/AD
Alar Kaskikallio, M. Karrasch, J. Koikkalainen, J. Lötjönen +4 more
2021Frontiers in Aging Neuroscience7 citations Open access
Semantic Scholar
Validation of prognostic biomarker scores for predicting progression of dementia in patients with amnestic mild cognitive impairment
J. Moreland, T. Urhemaa, M. van Gils, J. Lötjönen +2 more
2018Nuclear medicine communications7 citations Open access
Semantic Scholar
Decreased Gray—White Matter Contrast of [11C]-PiB Uptake in Cognitively Unimpaired Subjects with Severe Obstructive Sleep Apnea
S. Ylä-Herttuala, M. Hakulinen, P. Poutiainen, J. Lötjönen +6 more
2022The journal of prevention of Alzheimer's disease6 citations Open access
Semantic Scholar
Multivariate Prediction of Hippocampal Atrophy in Alzheimer’s Disease
H. Liedes, J. Lötjönen, J. Kortelainen, G. Novak +2 more
2019Journal of Alzheimer's Disease6 citations
Semantic Scholar

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