Robert J. Ivnik

42.7k citations

210 papers · 33.0k indexed · 11 hit papers · h-index 82

Impact in

Psychiatry and Mental health top 0.01%
- Dementia and Cognitive Impairment Research
Neurology top 0.05%
- Neurological Disease Mechanisms and Treatments
- Parkinson's Disease Mechanisms and Treatments

Papers in

Psychiatry and Mental health 124
- Dementia and Cognitive Impairment Research 116
Neuropsychology and Physiological Psychology 11

Co-authors: Glenn E. Smith Eric G. Tangalos Ronald C. Petersen Stephen C. Waring Bradley F. Boeve David S. Knopman Clifford R. Jack Peter C. O’Brien
Journals: Neurology (39 papers)The Clinical Neuropsychologist (20 papers)Alzheimer s & Dementia (13 papers)Psychological Assessment (13 papers)Neuropsychology (12 papers)
Partner nations: United States Belarus Germany

In The Last Decade

Robert J. Ivnik

209 papers receiving 32.0k citations

Hit Papers

11 papers align trajectories log scale

An operational approach to National Institute on Aging–Alzheimer's Association criteria for preclinical Alzheimer disease 2011 · 472 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2011 Annals of Neurology
2010 Neurology
2009 Archives of Neurology
2008 Neuroepidemiology
2008 Archives of Neurology
2004 Neurology
2000 Neurology
1999 Archives of Neurology
1999 Neurology
1997 Neurology
1997 International Psychogeriatrics

Peers

Countries citing papers authored by Robert J. Ivnik

Since Specialization

Citations

This map shows the geographic impact of Robert J. Ivnik's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Robert J. Ivnik with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Robert J. Ivnik more than expected).

Fields of papers citing papers by Robert J. Ivnik

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Robert J. Ivnik. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Robert J. Ivnik. The network helps show where Robert J. Ivnik may publish in the future.

Co-authors

The 25 scholars most cited alongside Robert J. Ivnik, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with Robert J. Ivnik Line = papers co-authored together Robert J. Ivnik links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

#	Work
1	Mild cognitive impairment due to Alzheimer disease in the community Annals of Neurology ·Ronald C. Petersen, Paul Aisen, Bradley F. Boeve, Yonas E. Geda, Robert J. Ivnik, David S. Knopman, Michelle M. Mielke, V. Shane Pankratz, Rosebud O. Roberts, Walter A. Rocca, Stephen D. Weigand, Michael W. Weiner, Heather J. Wiste, Clifford R. Jack	2013	204
2	Clinical and electrophysiologic variability in amyotrophic lateral sclerosis within a kindred harboring the C9ORF72 repeat expansion Amyotrophic Lateral Sclerosis and Frontotemporal Degeneration ·Elizabeth A. Coon, Jasper R. Daube, Mariely DeJesus‐Hernandez, Anahita Adeli, Rodolfo Savica, Joseph E. Parisi, Dennis W. Dickson, Keith A. Josephs, Matthew Baker, Kris Johnson, Robert J. Ivnik, Ronald C. Petersen, David S. Knopman, Khrista Boylan, Rosa Rademakers, Bradley F. Boeve	2012	7
3	APOE modifies the association between Aβ load and cognition in cognitively normal older adults Neurology ·Kejal Kantarci, Val J. Lowe, Scott A. Przybelski, Stephen D. Weigand, Matthew L. Senjem, Robert J. Ivnik, Greg M. Preboske, Rosebud O. Roberts, Yonas E. Geda, Bradley F. Boeve, David S. Knopman, Ronald C. Petersen, Clifford R. Jack	2011	127
4	An operational approach to National Institute on Aging–Alzheimer's Association criteria for preclinical Alzheimer disease Annals of Neurology ·Clifford R. Jack, David S. Knopman, Stephen D. Weigand, Heather J. Wiste, Prashanthi Vemuri, Val J. Lowe, Kejal Kantarci, Jeffrey L. Gunter, Matthew L. Senjem, Robert J. Ivnik, Rosebud O. Roberts, Walter A. Rocca, Bradley F. Boeve, Ronald C. Petersen Hit paper breakdown →	2011	472
5	The influence of apolipoprotein e genotype on visuospatial attention dissipates after age 80. Neuropsychology ·Selam Negash, Pamela M. Greenwood, Trey Sunderland, Raja Parasuraman, Yonas E. Geda, David S. Knopman, Bradley F. Boeve, Robert J. Ivnik, Ronald C. Petersen, Glenn E. Smith	2009	20
6	The Mayo Clinic Study of Aging: Design and Sampling, Participation, Baseline Measures and Sample Characteristics Neuroepidemiology ·Rosebud O. Roberts, Yonas E. Geda, David S. Knopman, H. Ruth, V. Shane Pankratz, Bradley F. Boeve, Robert J. Ivnik, Eric G. Tangalos, Ronald C. Petersen, Walter A. Rocca Hit paper breakdown →	2008	616
7	Association of Low Plasma Aβ42/Aβ40 Ratios With Increased Imminent Risk for Mild Cognitive Impairment and Alzheimer Disease Archives of Neurology ·Neill R. Graff‐Radford, Julia E. Crook, John A. Lucas, Bradley F. Boeve, David S. Knopman, Robert J. Ivnik, Glenn E. Smith, Linda H. Younkin, Ronald C. Petersen, Steven G. Younkin	2007	369
8	Discrepancies between self-reported years of education and estimated reading level among elderly community-dwelling African-Americans: Analysis of the MOAANS data Archives of Clinical Neuropsychology ·Sid E. O’Bryant, Jane S. Lucas, Floyd B. Willis, Glenn E. Smith, Neill R. Graff‐Radford, Robert J. Ivnik	2007	25
9	A Brief Report on WAIS-R Normative Data Collection in Mayo's Older African Americans Normative Studies The Clinical Neuropsychologist ·John A. Lucas, Robert J. Ivnik, Glenn E. Smith, Tanis J. Ferman, Floyd B. Willis, Ronald C. Petersen, Neill R. Graff‐Radford	2005	13
10	Mayo's Older African Americans Normative Studies: Normative Data for Commonly Used Clinical Neuropsychological Measures The Clinical Neuropsychologist ·John A. Lucas, Robert J. Ivnik, Floyd B. Willis, Tanis J. Ferman, Glenn E. Smith, Francine Parfitt, Ronald C. Petersen, Neill R. Graff‐Radford	2005	73
11	Mayo's Older African Americans Normative Studies: Norms for Boston Naming Test, Controlled Oral Word Association, Category Fluency, Animal Naming, Token Test, Wrat-3 Reading, Trail Making Test, Stroop Test, and Judgment of Line Orientation The Clinical Neuropsychologist ·John A. Lucas, Robert J. Ivnik, Glenn E. Smith, Tanis J. Ferman, Floyd B. Willis, Ronald C. Petersen, Neill R. Graff‐Radford	2005	153
12	Mayo's Older Americans Normative Studies: Age- and IQ-Adjusted Norms for the Boston Naming Test, the MAE Token Test, and the Judgment of Line Orientation Test The Clinical Neuropsychologist ·Branka Škobić, Linas A. Bieliauskas, Glenn E. Smith, J Jabben, Robert J. Ivnik	2005	34
13	Cognitive function after radiotherapy for supratentorial low-grade glioma: A North Central Cancer Treatment Group prospective study International Journal of Radiation OncologyBiologyPhysics ·Nadia N. Laack, Paul D. Brown, Robert J. Ivnik, Alfred Furth, Karla V. Ballman, Julie E. Hammack, Robert M. Arusell, Edward G. Shaw, Jan C. Buckner	2005	125
14	Confrontation naming does not add incremental diagnostic utility in MCI and Alzheimer's disease Journal of the International Neuropsychological Society ·Julie A. Testa, Robert J. Ivnik, Bradley F. Boeve, Ronald C. Petersen, V. Shane Pankratz, David S. Knopman, Eric G. Tangalos, Glenn E. Smith	2004	51
15	Comparison of the Short Test of Mental Status and the Mini-Mental State Examination in Mild Cognitive Impairment Archives of Neurology ·David F. Tang‐Wai, David S. Knopman, Yonas E. Geda, Steven D. Edland, Glenn E. Smith, Robert J. Ivnik, Eric G. Tangalos, Bradley F. Boeve, Ronald C. Petersen	2003	157
16	Prediction of IQ in the Mayo Older Adult Normative sample using multiple methods Journal of Clinical Psychology ·Naoko Matsudo, Alfred H Sellers, William J. Burns, Glenn E. Smith, Robert J. Ivnik, James F. Malec	2003	8
17	Cognitive asymmetries associated with apolipoprotein E genotype in patients with Alzheimer's disease Journal of the International Neuropsychological Society ·Е. В. Цибулькина, John A. Lucas, Julie D. Rippeth, Daryl L. Bohac, Glenn E. Smith, Robert J. Ivnik, Ronald C. Petersen, Neill R. Graff‐Radford	2003	17
18	Mayo's Older Americans Normative Studies: Expanded AVLT Recognition Trial Norms for Ages 57 to 98 Journal of Clinical and Experimental Neuropsychology ·Fensa Merry Saj, Robert J. Ivnik, Glenn E. Smith	2002	39
19	Learning and Memory Impairment in Older, Detoxified, Benzodiazepine-Dependent Patients Mayo Clinic Proceedings ·Teresa A. Rummans, Leo J. Davis, R. Morse, Robert J. Ivnik	1993	41
20	Neuropsychological test performance as a function of the duration of MS-related symptomatology. PubMed ·Robert J. Ivnik	1978	47

About Robert J. Ivnik

Robert J. Ivnik is a scholar working on Psychiatry and Mental health, Neuropsychology and Physiological Psychology, Geriatrics and Gerontology, Cognitive Neuroscience and Neurology, having authored 210 papers that have together received 33.0k indexed citations. Recurring topics across this work include Dementia and Cognitive Impairment Research (116 papers), Alzheimer's disease research and treatments (43 papers), Frailty in Older Adults (19 papers), Functional Brain Connectivity Studies (16 papers), Parkinson's Disease Mechanisms and Treatments (15 papers), Memory and Neural Mechanisms (13 papers), Neurobiology of Language and Bilingualism (12 papers) and Cognitive Abilities and Testing (11 papers). The work is most often cited by research in Psychiatry and Mental health (19.8k citations), Neurology (4.6k citations), Geriatrics and Gerontology (2.0k citations), Cognitive Neuroscience (9.9k citations) and Physiology (12.3k citations). Robert J. Ivnik has collaborated with scholars based in United States, Belarus and Germany. Frequent co-authors include Glenn E. Smith, Eric G. Tangalos, Ronald C. Petersen, Stephen C. Waring, Bradley F. Boeve, David S. Knopman, Clifford R. Jack, Peter C. O’Brien, Rosebud O. Roberts and E. Kokmen. Their work appears in journals such as Neurology, The Clinical Neuropsychologist, Alzheimer s & Dementia, Psychological Assessment and Neuropsychology.

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