Frederick Unverzagt

  • 14378 Citations
  • 55 h-Index
1989 …2020

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ABO blood type, factor VIII, and incident cognitive impairment in the REGARDS cohort

Alexander, K. S., Zakai, N. A., Gillett, S., McClure, L. A., Wadley, V., Unverzagt, F. & Cushman, M., Sep 1 2014, In : Neurology. 83, 14, p. 1271-1276 6 p.

Research output: Contribution to journalArticle

20 Scopus citations

Accelerated weight loss and incident dementia in an elderly african-american cohort

Gao, S., Nguyen, J. T., Hendrie, H. C., Unverzagt, F. W., Hake, A., Smith-Gamble, V. & Hall, K., Jan 2011, In : Journal of the American Geriatrics Society. 59, 1, p. 18-25 8 p.

Research output: Contribution to journalArticle

53 Scopus citations

A comparative study to screen dementia and APOE genotypes in an ageing East African population

Chen, C. H., Mizuno, T., Elston, R., Kariuki, M. M., Hall, K., Unverzagt, F., Hendrie, H., Gatere, S., Kioy, P., Patel, N. B., Friedland, R. P. & Kalaria, R. N., May 1 2010, In : Neurobiology of Aging. 31, 5, p. 732-740 9 p.

Research output: Contribution to journalArticle

22 Scopus citations

A comparison of cardiovascular disease risk factor biomarkers in African Americans and Yoruba Nigerians

Deeg, M., Baiyewu, O., Gao, S., Ogunniyi, A., Shen, J., Gureje, O., Taylor, S., Murrell, J., Unverzagt, F., Smith-Gamble, V., Evans, R., Dickens, J., Hendrie, H. & Hall, K. S., Sep 1 2008, In : Ethnicity and Disease. 18, 4, p. 427-433 7 p.

Research output: Contribution to journalArticle

11 Scopus citations

A cross-cultural community based study of dementias: methods and performance of the survey instrument indianapolis, U.S.A., and Ibadan, Nigeria

Hall, K. S., Ogunniyi, A. O., Hendrie, H. C., Osuntokun, B. O., Hui, S. L., Musick, B. S., Rodenberg, C. A., Unverzagt, F. W., Guerje, O. & Baiyewu, O., Jan 1 1996, In : International Journal of Methods in Psychiatric Research. 6, 3, p. 129-142 14 p.

Research output: Contribution to journalArticle

83 Scopus citations

ACTIVE cognitive training and rates of incident dementia

Unverzagt, F. W., Guey, L. T., Jones, R. N., Marsiske, M., King, J. W., Wadley, V. G., Crowe, M., Rebok, G. W. & Tennstedt, S. L., Jul 2012, In : Journal of the International Neuropsychological Society. 18, 4, p. 669-677 9 p.

Research output: Contribution to journalArticle

35 Scopus citations

Adherence to a Mediterranean diet and prediction of incident stroke

Tsivgoulis, G., Psaltopoulou, T., Wadley, V. G., Alexandrov, A. V., Howard, G., Unverzagt, F. W., Moy, C., Howard, V. J., Kissela, B. & Judd, S. E., Mar 1 2015, In : Stroke. 46, 3, p. 780-785 6 p.

Research output: Contribution to journalArticle

36 Scopus citations

Adherence to a Mediterranean diet and risk of incident cognitive impairment

Tsivgoulis, G., Judd, S., Letter, A. J., Alexandrov, A. V., Howard, G., Nahab, F., Unverzagt, F. W., Moy, C., Howard, V. J., Kissela, B. & Wadley, V. G., Apr 30 2013, In : Neurology. 80, 18, p. 1684-1692 9 p.

Research output: Contribution to journalArticle

81 Scopus citations

Advanced cognitive training for breast cancer survivors: A randomized controlled trial

Von Ah, D., Carpenter, J. S., Saykin, A., Monahan, P., Wu, J., Yu, M., Rebok, G., Ball, K., Schneider, B., Weaver, M., Tallman, E. & Unverzagt, F., Oct 1 2012, In : Breast Cancer Research and Treatment. 135, 3, p. 799-809 11 p.

Research output: Contribution to journalArticle

106 Scopus citations

Age differences in the association of obstructive sleep apnea risk with cognition and quality of life

Addison-Brown, K. J., Letter, A. J., Yaggi, K., Mcclure, L. A., Unverzagt, F. W., Howard, V. J., Lichtman, J. H. & Wadley, V. G., Feb 1 2014, In : Journal of Sleep Research. 23, 1, p. 69-76 8 p.

Research output: Contribution to journalArticle

13 Scopus citations

Albuminuria, kidney function, and the incidence of cognitive impairment among adults in the United States

Tamura, M. K., Muntner, P., Wadley, V., Cushman, M., Zakai, N. A., Bradbury, B. D., Kissela, B., Unverzagt, F., Howard, G., Warnock, D. & McClellan, W., Nov 1 2011, In : American Journal of Kidney Diseases. 58, 5, p. 756-763 8 p.

Research output: Contribution to journalArticle

66 Scopus citations

Alterations in brain structure and function in breast cancer survivors: Effect of post-chemotherapy interval and relation to oxidative DNA damage

Conroy, S. K., McDonald, B. C., Smith, D. J., Moser, L. R., West, J. D., Kamendulis, L. M., Klaunig, J. E., Champion, V. L., Unverzagt, F. W. & Saykin, A. J., Jan 2013, In : Breast Cancer Research and Treatment. 137, 2, p. 493-502 10 p.

Research output: Contribution to journalArticle

82 Scopus citations

Anger assessment and its relation to self-report of aggressive behavior

Unverzagt, F. W. & Schill, T., 1989, In : Psychological reports. 65, 2, p. 585-586 2 p.

Research output: Contribution to journalArticle

14 Scopus citations

An integrated model of comprehensive care for people with Alzheimer's disease and their caregivers in a primary care setting

Austrom, M. G., Hartwell, C., Moore, P., Perkins, A. J., Damush, T., Unverzagt, F. W., Boustani, M., Hendrie, H. C. & Callahan, C. M., Aug 2006, In : Dementia. 5, 3, p. 339-352 14 p.

Research output: Contribution to journalArticle

9 Scopus citations

Anticholinergics Influence Transition from Normal Cognition to Mild Cognitive Impairment in Older Adults in Primary Care

Campbell, N. L., Lane, K. A., Gao, S., Boustani, M. A. & Unverzagt, F., May 2018, In : Pharmacotherapy. 38, 5, p. 511-519 9 p.

Research output: Contribution to journalArticle

15 Scopus citations
5 Scopus citations

An updated version of the Weigl discriminates adults with dementia from those with mild impairment and healthy controls

Beglinger, L. J., Unverzagt, F. W., Beristain, X. & Kareken, D., Mar 2008, In : Archives of Clinical Neuropsychology. 23, 2, p. 149-156 8 p.

Research output: Contribution to journalArticle

3 Scopus citations

A PheWAS study of a large observational epidemiological cohort of African Americans from the REGARDS study

Zhao, X., Geng, X., Srinivasasainagendra, V., Chaudhary, N., Judd, S., Wadley, V., Gutiérrez, O. M., Wang, H., Lange, E. M., Lange, L. A., Woo, D., Unverzagt, F. W., Safford, M., Cushman, M., Limdi, N., Quarells, R., Arnett, D. K., Irvin, M. R. & Zhi, D., Jan 31 2019, In : BMC Medical Genomics. 12, 26.

Research output: Contribution to journalArticle

1 Scopus citations

APOE ε4 and the risk for Alzheimer disease and cognitive decline in African Americans and Yoruba

Hendrie, H. C., Murrell, J., Baiyewu, O., Lane, K. A., Purnell, C., Ogunniyi, A., Unverzagt, F. W., Hall, K., Callahan, C. M., Saykin, A. J., Gureje, O., Hake, A., Foroud, T. & Gao, S., Jun 2014, In : International Psychogeriatrics. 26, 6, p. 977-985 9 p.

Research output: Contribution to journalArticle

30 Scopus citations

APOE ε4 is not associated with Alzheimer's disease in elderly Nigerians

Gureje, O., Ogunniyi, A., Baiyewu, O., Price, B., Unverzagt, F. W., Evans, R. M., Smith-Gamble, V., Lane, K. A., Gao, S., Hall, K. S., Hendrie, H. C. & Murrell, J. R., Jan 2006, In : Annals of neurology. 59, 1, p. 182-185 4 p.

Research output: Contribution to journalArticle

81 Scopus citations

Apolipoprotein E genotypes and Alzheimer's disease in a community study of elderly African Americans

Hendrie, H. C., Hall, K. S., Hui, S., Unverzagt, F. W., Yu, C. E., Lahiri, D. K., Sahota, A., Farlow, M., Musick, B., Brashear, A., Burdine, V. E., Osuntokun, B. O., Ogunniyi, A. O., Gureje, O., Baiyewu, O. & Schellenberg, G. D., Jan 1995, In : Annals of neurology. 37, 1, p. 118-120 3 p.

Research output: Contribution to journalArticle

126 Scopus citations

Arsenic exposure in relation to ischemic stroke the reasons for geographic and racial differences in stroke study

Tsinovoi, C. L., Xun, P., McClure, L. A., Carioni, V. M. O., Brockman, J. D., Cai, J., Guallar, E., Cushman, M., Unverzagt, F. W., Howard, V. J. & He, K., 2018, In : Stroke. 49, 1, p. 19-26 8 p.

Research output: Contribution to journalArticle

6 Scopus citations

Association between anticholinergic medication use and cognition, brain metabolism, and brain atrophy in cognitively normal older adults

Alzheimer's Disease Neuroimaging Initiative, Jun 2016, In : JAMA Neurology. 73, 6, p. 721-732 12 p.

Research output: Contribution to journalArticle

104 Scopus citations
Open Access
192 Scopus citations

Association of apolipoprotein E genotype and Alzheimer disease in African Americans

Murrell, J. R., Price, B., Lane, K. A., Baiyewu, O., Gureje, O., Ogunniyi, A., Unverzagt, F. W., Smith-Gamble, V., Gao, S., Hendrie, H. C. & Hall, K. S., Mar 2006, In : Archives of Neurology. 63, 3, p. 431-434 4 p.

Research output: Contribution to journalArticle

55 Scopus citations

Association of higher diastolic blood pressure levels with cognitive impairment

Tsivgoulis, G., Alexandrov, A. V., Wadley, V. G., Unverzagt, F. W., Go, R. C. P., Moy, C. S., Kissela, B. & Howard, G., Aug 25 2009, In : Neurology. 73, 8, p. 589-595 7 p.

Research output: Contribution to journalArticle

76 Scopus citations

Association of statin use with cognitive decline in elderly African Americans

Szwast, S. J., Hendrie, H. C., Lane, K. A., Gao, S., Taylor, S. E., Unverzagt, F., Murrell, J., Deeg, M., Ogunniyi, A., Farlow, M. R. & Hall, K. S., Nov 2007, In : Neurology. 69, 19, p. 1873-1880 8 p.

Research output: Contribution to journalArticle

57 Scopus citations

Behavioral symptoms in community-dwelling elderly Nigerians with dementia, mild cognitive impairment, and normal cognition

Baiyewu, O., Unverzagt, F. W., Ogunniyi, A., Smith-Gamble, V., Gureje, O., Lane, K. A., Gao, S., Hall, K. S. & Hendrie, H. C., Sep 1 2012, In : International Journal of Geriatric Psychiatry. 27, 9, p. 931-939 9 p.

Research output: Contribution to journalArticle

15 Scopus citations

Blood Pressure and Cognitive Decline over 8 Years in Middle-Aged and Older Black and White Americans

Levine, D. A., Galecki, A. T., Langa, K. M., Unverzagt, F. W., Kabeto, M. U., Giordani, B., Cushman, M., McClure, L. A., Safford, M. M. & Wadley, V. G., 2019, In : Hypertension. 73, 2, p. 310-318 9 p.

Research output: Contribution to journalArticle

10 Scopus citations

Calcium intake and serum calcium level in relation to the risk of ischemic stroke: Findings from the REGARDS study

Dibaba, D. T., Xun, P., Fly, A. D., Bidulescu, A., Tsinovoi, C. L., Judd, S. E., McClure, L. A., Cushman, M., Unverzagt, F. W. & He, K., Sep 2019, In : Journal of Stroke. 21, 3, p. 312-323 12 p.

Research output: Contribution to journalArticle

Open Access

Caring for individuals with dementia. The Nigerian experience

Ogunniyi, A., Hall, K. S., Baiyewu, O., Gureje, O., Unverzagt, F. W., Gao, S. & Hendrie, H. C., Jul 1 2005, In : West African journal of medicine. 24, 3, p. 259-262 4 p.

Research output: Contribution to journalArticle

13 Scopus citations

Cerebral hypometabolism and grey matter density in MAPT intron 10 +3 mutation carriers

Deters, K. D., Risacher, S. L., Farlow, M., Unverzagt, F., Kareken, D., Hutchins, G., Yoder, K., Murrell, J. R., Spina, S., Epperson, F., Gao, S., Saykin, A. & Ghetti, B., 2014, In : American Journal of Neurodegenerative Diseases. 3, 3, p. 103-114 12 p.

Research output: Contribution to journalArticle

7 Scopus citations

Changes in everyday function in individuals with psychometrically defined mild cognitive impairment in the advanced cognitive training for independent and vital elderly study

Wadley, V. G., Crowe, M., Marsiske, M., Cook, S. E., Unverzagt, F. W., Rosenberg, A. L. & Rexroth, D., Aug 2007, In : Journal of the American Geriatrics Society. 55, 8, p. 1192-1198 7 p.

Research output: Contribution to journalArticle

72 Scopus citations

Changes of glucose levels precede dementia in African-Americans with diabetes but not in Caucasians

Hendrie, H. C., Zheng, M., Lane, K. A., Ambuehl, R., Purnell, C., Li, S., Unverzagt, F. W., Murray, M. D., Balasubramanyam, A., Callahan, C. M. & Gao, S., Dec 2018, In : Alzheimer's and Dementia. 14, 12, p. 1572-1579 8 p.

Research output: Contribution to journalArticle

2 Scopus citations

Cholesterol, APOE genotype, and Alzheimer disease: An epidemiologic study of Nigerian Yoruba

Hall, K., Murrell, J., Ogunniyi, A., Deeg, M., Baiyewu, O., Gao, S., Gureje, O., Dickens, J., Evans, R., Smith-Gamble, V., Unverzagt, F. W., Shen, J. & Hendrie, H., Jan 1 2006, In : Neurology. 66, 2, p. 223-227 5 p.

Research output: Contribution to journalArticle

77 Scopus citations
26 Scopus citations

Clinical utility of CERAD neuropsychological battery in elderly Jamaicans

Unverzagt, F. W., Morgan, O. S., Thesiger, C. H., Eldemire, D. A., Luseko, J., Pokuri, S., Hui, S. L., Hall, K. S. & Hendrie, H. C., Mar 1 1999, In : Journal of the International Neuropsychological Society. 5, 3, p. 255-259 5 p.

Research output: Contribution to journalArticle

38 Scopus citations

Cognitive decline and education in mild dementia

Unverzagt, F. W., Hui, S. L., Farlow, M. R., Hall, K. S. & Hendrie, H. C., Jan 1998, In : Neurology. 50, 1, p. 181-185 5 p.

Research output: Contribution to journalArticle

52 Scopus citations

Cognitive dysfunction in multiple sclerosis. I. Frequency, patterns, and prediction

Rao, S. M., Leo, G. J., Bernardin, L. & Unverzagt, F., May 1991, In : Neurology. 41, 5, p. 685-691 7 p.

Research output: Contribution to journalArticle

1555 Scopus citations

Cognitive dysfunction in multiple sclerosis. II. Impact on employment and social functioning

Rao, S. M., Leo, G. J., Ellington, L., Nauertz, T., Bernardin, L. & Unverzagt, F., May 1991, In : Neurology. 41, 5, p. 692-696 5 p.

Research output: Contribution to journalArticle

710 Scopus citations

Cognitive function, body mass index and mortality in a rural elderly Chinese cohort

Gao, S., Jin, Y., Unverzagt, F. W., Cheng, Y., Su, L., Wang, C., Ma, F., Hake, A. M., Kettler, C., Chen, C., Liu, J., Bian, J., Li, P., Murrell, J. R., Clark, D. O. & Hendrie, H. C., Jan 1 2014, In : Archives of Public Health. 72, 1, 9.

Research output: Contribution to journalArticle

9 Scopus citations

Cognitive function in breast cancer survivors compared to healthy age- and education-matched women

Von Ah, D., Harvison, K. W., Monahan, P. O., Moser, L. R., Zhao, Q., Carpenter, J. S., Sledge, G. W., Champion, V. L. & Unverzagt, F. W., May 2009, In : Clinical Neuropsychologist. 23, 4, p. 661-674 14 p.

Research output: Contribution to journalArticle

27 Scopus citations

Cognitive impairment in community-dwelling older Nigerians: Clinical correlates and stability of diagnosis

Baiyewu, O., Unverzagt, F. W., Ogunniyi, A., Hall, K. S., Gureje, O., Gao, S., Lane, K. A. & Hendrie, H. C., Nov 1 2002, In : European Journal of Neurology. 9, 6, p. 573-580 8 p.

Research output: Contribution to journalArticle

25 Scopus citations
8 Scopus citations

Cognitive predictors of everyday functioning in older adults: Results from the active cognitive intervention trial

Gross, A. L., Rebok, G. W., Unverzagt, F. W., Willis, S. L. & Brandt, J., Sep 2011, In : Journals of Gerontology - Series B Psychological Sciences and Social Sciences. 66 B, 5, p. 557-566 10 p.

Research output: Contribution to journalArticle

55 Scopus citations

Cognitive speed of processing and functional declines in older cancer survivors: An analysis of data from the active trial

Kvale, E. A., Clay, O. J., Ross-Meadows, L. A., McGee, J. S., Edwards, J. D., Unverzagt, F. W., Ritchie, C. S. & Ball, K. K., Jan 2010, In : European Journal of Cancer Care. 19, 1, p. 110-117 8 p.

Research output: Contribution to journalArticle

22 Scopus citations

Cognitive status, stroke symptom reports, and modifiable risk factors among individuals with no diagnosis of stroke or transient ischemic attack in the REasons for Geographic and Racial Differences in Stroke (REGARDS) study

Wadley, V. G., McClure, L. A., Howard, V. J., Unverzagt, F. W., Go, R. C., Moy, C. S., Crowther, M. R., Gomez, C. R. & Howard, G., Apr 1 2007, In : Stroke. 38, 4, p. 1143-1147 5 p.

Research output: Contribution to journalArticle

53 Scopus citations

Comorbidity profile of dementia patients in primary care: Are they sicker?

Schubert, C. C., Boustani, M., Callahan, C. M., Perkins, A. J., Carney, C. P., Fox, C., Unverzagt, F., Hui, S. & Hendrie, H. C., Jan 1 2006, In : Journal of the American Geriatrics Society. 54, 1, p. 104-109 6 p.

Research output: Contribution to journalArticle

168 Scopus citations

Comparison of younger and older breast cancer survivors and age-matched controls on specific and overall quality of life domains

Champion, V. L., Wagner, L. I., Monahan, P. O., Daggy, J., Smith, L., Cohee, A., Ziner, K. W., Haase, J. E., Miller, K. D., Pradhan, K., Unverzagt, F. W., Cella, D., Ansari, B. & Sledge, G. W., Aug 1 2014, In : Cancer. 120, 15, p. 2237-2246 10 p.

Research output: Contribution to journalArticle

97 Scopus citations

Correlates of depressive symptoms in rural elderly Chinese

Gao, S., Jin, Y., Unverzagt, F. W., Liang, C., Hall, K. S., Ma, F., Murrell, J. R., Cheng, Y., Matesan, J., Li, P., Bian, J. & Hendrie, H. C., Dec 1 2009, In : International Journal of Geriatric Psychiatry. 24, 12, p. 1358-1366 9 p.

Research output: Contribution to journalArticle

59 Scopus citations