Roger Dixon - Publications

Affiliations: 
Neuroscience University of Alberta, Edmonton, Alberta, Canada 

70 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any innacuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2019 McFall GP, McDermott KL, Dixon RA. Modifiable Risk Factors Discriminate Memory Trajectories in Non-Demented Aging: Precision Factors and Targets for Promoting Healthier Brain Aging and Preventing Dementia? Journal of Alzheimer's Disease : Jad. PMID 30775975 DOI: 10.3233/JAD-180571  0.64
2019 Andrews SJ, McFall GP, Dixon RA, Cherbuin N, Eramudugolla R, Anstey KJ. Alzheimer's Environmental and Genetic Risk Scores are Differentially Associated With General Cognitive Ability and Dementia Severity. Alzheimer Disease and Associated Disorders. PMID 30681434 DOI: 10.1097/WAD.0000000000000292  1
2018 Huan T, Tran T, Zheng J, Sapkota S, MacDonald SW, Camicioli R, Dixon RA, Li L. Metabolomics Analyses of Saliva Detect Novel Biomarkers of Alzheimer's Disease. Journal of Alzheimer's Disease : Jad. PMID 30175979 DOI: 10.3233/JAD-180711  0.64
2018 MacDonald SWS, Keller CJC, Brewster PWH, Dixon RA. Contrasting olfaction, vision, and audition as predictors of cognitive change and impairment in non-demented older adults. Neuropsychology. 32: 450-460. PMID 29809033 DOI: 10.1037/neu0000439  0.76
2017 Thibeau S, McFall GP, Camicioli R, Dixon RA. Alzheimer's Disease Biomarkers Interactively Influence Physical Activity, Mobility, and Cognition Associations in a Non-Demented Aging Population. Journal of Alzheimer's Disease : Jad. PMID 28800331 DOI: 10.3233/JAD-170130  0.64
2017 MacDonald SW, Hundza S, Love JA, DeCarlo CA, Halliday DW, Brewster PW, Lukyn TV, Camicioli R, Dixon RA. Concurrent Indicators of Gait Velocity and Variability Are Associated with 25-Year Cognitive Change: A Retrospective Longitudinal Investigation. Frontiers in Aging Neuroscience. 9: 17. PMID 28243199 DOI: 10.3389/fnagi.2017.00017  0.64
2016 McDermott KL, McFall GP, Andrews SJ, Anstey KJ, Dixon RA. Memory Resilience to Alzheimer's Genetic Risk: Sex Effects in Predictor Profiles. The Journals of Gerontology. Series B, Psychological Sciences and Social Sciences. PMID 28025282 DOI: 10.1093/geronb/gbw161  1
2016 McFall GP, Sapkota S, McDermott KL, Dixon RA. Risk-reducing Apolipoprotein E and Clusterin genotypes protect against the consequences of poor vascular health on executive function performance and change in nondemented older adults. Neurobiology of Aging. 42: 91-100. PMID 27143425 DOI: 10.1016/j.neurobiolaging.2016.02.032  1
2016 Thibeau S, McFall GP, Wiebe SA, Anstey KJ, Dixon RA. Genetic factors moderate everyday physical activity effects on executive functions in aging: Evidence from the Victoria Longitudinal Study. Neuropsychology. 30: 6-17. PMID 26710092 DOI: 10.1037/neu0000217  1
2015 McFall GP, Wiebe SA, Vergote D, Anstey KJ, Dixon RA. Alzheimer's Genetic Risk Intensifies Neurocognitive Slowing Associated with Diabetes in Non-Demented Older Adults. Alzheimer's & Dementia (Amsterdam, Netherlands). 1: 395-402. PMID 26665159 DOI: 10.1016/j.dadm.2015.08.002  1
2015 Anstey KJ, Eramudugolla R, Hosking DE, Lautenschlager NT, Dixon RA. Bridging the Translation Gap: From Dementia Risk Assessment to Advice on Risk Reduction. The Journal of Prevention of Alzheimer's Disease. 2: 189-198. PMID 26380232 DOI: 10.14283/jpad.2015.75  1
2015 DeCarlo CA, MacDonald SW, Vergote D, Jhamandas J, Westaway D, Dixon RA. Vascular Health and Genetic Risk Affect Mild Cognitive Impairment Status and 4-Year Stability: Evidence From the Victoria Longitudinal Study. The Journals of Gerontology. Series B, Psychological Sciences and Social Sciences. PMID 26362601 DOI: 10.1093/geronb/gbv043  0.64
2015 Sapkota S, Wiebe SA, Small BJ, Dixon RA. Apolipoprotein E and Clusterin can magnify effects of personality vulnerability on declarative memory performance in non-demented older adults. International Journal of Geriatric Psychiatry. PMID 26343804 DOI: 10.1002/gps.4355  1
2015 Caplan JB, Bottomley M, Kang P, Dixon RA. Distinguishing rhythmic from non-rhythmic brain activity during rest in healthy neurocognitive aging. Neuroimage. 112: 341-52. PMID 25769279 DOI: 10.1016/j.neuroimage.2015.03.001  1
2015 McFall GP, Wiebe SA, Vergote D, Westaway D, Jhamandas J, Bäckman L, Dixon RA. ApoE and pulse pressure interactively influence level and change in the aging of episodic memory: Protective effects among ε2 carriers. Neuropsychology. 29: 388-401. PMID 25436424 DOI: 10.1037/neu0000150  1
2015 Sapkota S, Vergote D, Westaway D, Jhamandas J, Dixon RA. Synergistic associations of catechol-O-methyltransferase and brain-derived neurotrophic factor with executive function in aging are selective and modified by apolipoprotein E. Neurobiology of Aging. 36: 249-56. PMID 25107496 DOI: 10.1016/j.neurobiolaging.2014.06.020  1
2015 Dixon RA, Garrett DD, Bäckman L. Principles of compensation in cognitive neuroscience and neurorehabilitation Cognitive Neurorehabilitation. 22-38. DOI: 10.1017/CBO9781316529898.004  1
2015 McFall GP, Wiebe SA, Vergote D, Anstey KJ, Dixon RA. Alzheimer's genetic risk intensifies neurocognitive slowing associated with diabetes in nondemented older adults Alzheimer's and Dementia: Diagnosis, Assessment and Disease Monitoring. 1: 395-402. DOI: 10.1016/j.dadm.2015.08.002  1
2014 Anstey KJ, Dixon RA. Applying a cumulative deficit model of frailty to dementia: progress and future challenges. Alzheimer's Research & Therapy. 6: 84. PMID 25426173 DOI: 10.1186/s13195-014-0084-z  1
2014 DeCarlo CA, Tuokko HA, Williams D, Dixon RA, MacDonald SW. BioAge: toward a multi-determined, mechanistic account of cognitive aging. Ageing Research Reviews. 18: 95-105. PMID 25278166 DOI: 10.1016/j.arr.2014.09.003  1
2014 Dixon RA, DeCarlo CA, MacDonald SW, Vergote D, Jhamandas J, Westaway D. APOE and COMT polymorphisms are complementary biomarkers of status, stability, and transitions in normal aging and early mild cognitive impairment. Frontiers in Aging Neuroscience. 6: 236. PMID 25249975 DOI: 10.3389/fnagi.2014.00236  1
2014 Anstey KJ, Eramudugolla R, Dixon RA. Contributions of a risk assessment approach to the prevention of Alzheimer's disease and dementia. Journal of Alzheimer's Disease : Jad. 42: S463-73. PMID 25114084 DOI: 10.3233/JAD-141248  1
2014 Runge SK, Small BJ, McFall GP, Dixon RA. APOE moderates the association between lifestyle activities and cognitive performance: evidence of genetic plasticity in aging. Journal of the International Neuropsychological Society : Jins. 20: 478-86. PMID 24867440 DOI: 10.1017/S1355617714000356  1
2014 Dixon RA, de Frias CM. Cognitively elite, cognitively normal, and cognitively impaired aging: neurocognitive status and stability moderate memory performance. Journal of Clinical and Experimental Neuropsychology. 36: 418-30. PMID 24742143 DOI: 10.1080/13803395.2014.903901  1
2014 McFall GP, Wiebe SA, Vergote D, Jhamandas J, Westaway D, Dixon RA. IDE (rs6583817) polymorphism and pulse pressure are independently and interactively associated with level and change in executive function in older adults. Psychology and Aging. 29: 418-30. PMID 24660790 DOI: 10.1037/a0034656  1
2014 de Frias CM, Dixon RA. Lifestyle engagement affects cognitive status differences and trajectories on executive functions in older adults. Archives of Clinical Neuropsychology : the Official Journal of the National Academy of Neuropsychologists. 29: 16-25. PMID 24323561 DOI: 10.1093/arclin/act089  1
2013 McFall GP, Wiebe SA, Vergote D, Westaway D, Jhamandas J, Dixon RA. IDE (rs6583817) polymorphism and type 2 diabetes differentially modify executive function in older adults. Neurobiology of Aging. 34: 2208-16. PMID 23597493 DOI: 10.1016/j.neurobiolaging.2013.03.010  1
2012 Seaquist ER, Lattemann DF, Dixon RA. American Diabetes Association research symposium: diabetes and the brain. Diabetes. 61: 3056-62. PMID 23172952 DOI: 10.2337/db12-0489  1
2012 Zheng J, Dixon RA, Li L. Development of isotope labeling LC-MS for human salivary metabolomics and application to profiling metabolome changes associated with mild cognitive impairment. Analytical Chemistry. 84: 10802-11. PMID 23150892 DOI: 10.1021/ac3028307  1
2012 Lindwall M, Cimino CR, Gibbons LE, Mitchell MB, Benitez A, Brown CL, Kennison RF, Shirk SD, Atri A, Robitaille A, Macdonald SW, Zelinski EM, Willis SL, Schaie KW, Johansson B, ... ... Dixon RA, et al. Dynamic associations of change in physical activity and change in cognitive function: coordinated analyses of four longitudinal studies. Journal of Aging Research. 2012: 493598. PMID 23029615 DOI: 10.1155/2012/493598  1
2012 Mitchell MB, Cimino CR, Benitez A, Brown CL, Gibbons LE, Kennison RF, Shirk SD, Atri A, Robitaille A, Macdonald SW, Lindwall M, Zelinski EM, Willis SL, Schaie KW, Johansson B, ... Dixon RA, et al. Cognitively Stimulating Activities: Effects on Cognition across Four Studies with up to 21 Years of Longitudinal Data. Journal of Aging Research. 2012: 461592. PMID 23024862 DOI: 10.1155/2012/461592  1
2012 Brown CL, Gibbons LE, Kennison RF, Robitaille A, Lindwall M, Mitchell MB, Shirk SD, Atri A, Cimino CR, Benitez A, Macdonald SW, Zelinski EM, Willis SL, Schaie KW, Johansson B, ... Dixon RA, et al. Social activity and cognitive functioning over time: a coordinated analysis of four longitudinal studies. Journal of Aging Research. 2012: 287438. PMID 22991665 DOI: 10.1155/2012/287438  1
2012 de Frias CM, Dixon RA, Camicioli R. Neurocognitive speed and inconsistency in Parkinson's disease with and without incipient dementia: an 18-month prospective cohort study. Journal of the International Neuropsychological Society : Jins. 18: 764-72. PMID 22621940 DOI: 10.1017/S1355617712000422  1
2012 Dolcos S, MacDonald SW, Braslavsky A, Camicioli R, Dixon RA. Mild cognitive impairment is associated with selected functional markers: integrating concurrent, longitudinal, and stability effects. Neuropsychology. 26: 209-23. PMID 22251311 DOI: 10.1037/a0026760  1
2012 Small BJ, Dixon RA, McArdle JJ, Grimm KJ. Do changes in lifestyle engagement moderate cognitive decline in normal aging? Evidence from the Victoria Longitudinal Study. Neuropsychology. 26: 144-55. PMID 22149165 DOI: 10.1037/a0026579  1
2011 Zahodne LB, Glymour MM, Sparks C, Bontempo D, Dixon RA, MacDonald SW, Manly JJ. Education does not slow cognitive decline with aging: 12-year evidence from the victoria longitudinal study. Journal of the International Neuropsychological Society : Jins. 17: 1039-46. PMID 21923980 DOI: 10.1017/S1355617711001044  1
2011 MacDonald SW, DeCarlo CA, Dixon RA. Linking biological and cognitive aging: toward improving characterizations of developmental time. The Journals of Gerontology. Series B, Psychological Sciences and Social Sciences. 66: i59-70. PMID 21743053 DOI: 10.1093/geronb/gbr039  1
2011 Cohen AL, Kantner J, Dixon RA, Lindsay DS. The intention interference effect. Experimental Psychology. 58: 425-33. PMID 21592940 DOI: 10.1027/1618-3169/a000110  1
2011 Whitehead BP, Dixon RA, Hultsch DF, MacDonald SW. Are neurocognitive speed and inconsistency similarly affected in type 2 diabetes? Journal of Clinical and Experimental Neuropsychology. 33: 647-57. PMID 21416426 DOI: 10.1080/13803395.2010.547845  1
2011 MacDonald SW, Hultsch DF, Dixon RA. Aging and the shape of cognitive change before death: terminal decline or terminal drop? The Journals of Gerontology. Series B, Psychological Sciences and Social Sciences. 66: 292-301. PMID 21300703 DOI: 10.1093/geronb/gbr001  1
2011 Small BJ, Dixon RA, McArdle JJ. Tracking cognition-health changes from 55 to 95 years of age. The Journals of Gerontology. Series B, Psychological Sciences and Social Sciences. 66: i153-61. PMID 21196437 DOI: 10.1093/geronb/gbq093  1
2011 Dixon RA. Evaluating everyday competence in older adult couples: epidemiological considerations. Gerontology. 57: 173-9. PMID 20733285 DOI: 10.1159/000320325  1
2011 Van der Elst W, Hoogenhout EM, Dixon RA, De Groot RH, Jolles J. The Dutch Memory Compensation Questionnaire: psychometric properties and regression-based norms. Assessment. 18: 517-29. PMID 20519736 DOI: 10.1177/1073191110370116  1
2010 McFall GP, Geall BP, Fischer AL, Dolcos S, Dixon RA. Testing covariates of Type 2 diabetes-cognition associations in older adults: moderating or mediating effects? Neuropsychology. 24: 547-62. PMID 20804243 DOI: 10.1037/a0019246  1
2009 de Frias CM, Dixon RA, Strauss E. Characterizing executive functioning in older special populations: from cognitively elite to cognitively impaired. Neuropsychology. 23: 778-91. PMID 19899836 DOI: 10.1037/a0016743  1
2009 Yeung SE, Fischer AL, Dixon RA. Exploring effects of type 2 diabetes on cognitive functioning in older adults. Neuropsychology. 23: 1-9. PMID 19210028 DOI: 10.1037/a0013849  1
2009 Fischer AL, de Frias CM, Yeung SE, Dixon RA. Short-term longitudinal trends in cognitive performance in older adults with type 2 diabetes. Journal of Clinical and Experimental Neuropsychology. 31: 809-22. PMID 19142776 DOI: 10.1080/13803390802537636  1
2008 Gagnon LM, Dixon RA. Remembering and Retelling Stories in Individual and Collaborative Contexts. Applied Cognitive Psychology. 22: 1275-1297. PMID 20333265 DOI: 10.1002/acp.1437  1
2008 Macdonald SW, Hultsch DF, Dixon RA. Predicting impending death: inconsistency in speed is a selective and early marker. Psychology and Aging. 23: 595-607. PMID 18808249 DOI: 10.1037/0882-7974.23.3.595  1
2008 Mansueti L, de Frias CM, Bub D, Dixon RA. Exploring cognitive effects of self reported mild stroke in older adults: selective but robust effects on story memory. Neuropsychology, Development, and Cognition. Section B, Aging, Neuropsychology and Cognition. 15: 545-73. PMID 18608046 DOI: 10.1080/13825580701858216  0.64
2007 Bielak AA, Hughes TF, Small BJ, Dixon RA. It's never too late to engage in lifestyle activities: significant concurrent but not change relationships between lifestyle activities and cognitive speed. The Journals of Gerontology. Series B, Psychological Sciences and Social Sciences. 62: P331-9. PMID 18079417  1
2007 Dixon RA, de Frias CM. Mild memory deficits differentially affect 6-year changes in compensatory strategy use. Psychology and Aging. 22: 632-8. PMID 17874960 DOI: 10.1037/0882-7974.22.3.632  0.32
2007 de Frias CM, Dixon RA, Fisher N, Camicioli R. Intraindividual variability in neurocognitive speed: a comparison of Parkinson's disease and normal older adults. Neuropsychologia. 45: 2499-507. PMID 17507058 DOI: 10.1016/j.neuropsychologia.2007.03.022  0.32
2007 Dixon RA, Garrett DD, Lentz TL, MacDonald SW, Strauss E, Hultsch DF. Neurocognitive markers of cognitive impairment: exploring the roles of speed and inconsistency. Neuropsychology. 21: 381-99. PMID 17484601 DOI: 10.1037/0894-4105.21.3.381  0.76
2006 Wahlin A, MacDonald SW, deFrias CM, Nilsson LG, Dixon RA. How do health and biological age influence chronological age and sex differences in cognitive aging: moderating, mediating, or both? Psychology and Aging. 21: 318-32. PMID 16768578 DOI: 10.1037/0882-7974.21.2.318  0.64
2006 de Frias CM, Dixon RA, Strauss E. Structure of four executive functioning tests in healthy older adults. Neuropsychology. 20: 206-14. PMID 16594781 DOI: 10.1037/0894-4105.20.2.206  0.64
2006 Bielak AA, Mansueti L, Strauss E, Dixon RA. Performance on the Hayling and Brixton tests in older adults: norms and correlates. Archives of Clinical Neuropsychology : the Official Journal of the National Academy of Neuropsychologists. 21: 141-9. PMID 16242905 DOI: 10.1016/j.acn.2005.08.006  0.64
2005 de Frias CM, Dixon RA. Confirmatory factor structure and measurement invariance of the Memory Compensation Questionnaire. Psychological Assessment. 17: 168-78. PMID 16029104 DOI: 10.1037/1040-3590.17.2.168  0.32
2004 Dixon RA, Wahlin A, Maitland SB, Hultsch DF, Hertzog C, Bäckman L. Episodic memory change in late adulthood: generalizability across samples and performance indices. Memory & Cognition. 32: 768-78. PMID 15552354  1
2004 MacDonald SW, Dixon RA, Cohen AL, Hazlitt JE. Biological age and 12-year cognitive change in older adults: findings from the Victoria Longitudinal Study. Gerontology. 50: 64-81. PMID 14963373 DOI: 10.1159/000075557  0.64
2003 Cohen AL, Dixon RA, Lindsay DS, Masson ME. The effect of perceptual distinctiveness on the prospective and retrospective components of prospective memory in young and old adults. Canadian Journal of Experimental Psychology = Revue Canadienne De Psychologie ExpéRimentale. 57: 274-89. PMID 14710865  1
2003 Hertzog C, Dixon RA, Hultsch DF, MacDonald SW. Latent change models of adult cognition: are changes in processing speed and working memory associated with changes in episodic memory? Psychology and Aging. 18: 755-69. PMID 14692862 DOI: 10.1037/0882-7974.18.4.755  1
2003 MacDonald SW, Hultsch DF, Dixon RA. Performance variability is related to change in cognition: evidence from the Victoria Longitudinal Study. Psychology and Aging. 18: 510-23. PMID 14518812 DOI: 10.1037/0882-7974.18.3.510  0.76
2003 Dixon RA, Hopp GA, Cohen AL, de Frias CM, Bäckman L. Self-reported memory compensation: similar patterns in Alzheimer's disease and very old adult samples. Journal of Clinical and Experimental Neuropsychology. 25: 382-90. PMID 12916651 DOI: 10.1076/jcen.25.3.382.13801  0.32
2003 MacDonald SW, Hultsch DF, Strauss E, Dixon RA. Age-related slowing of digit symbol substitution revisited: what do longitudinal age changes reflect? The Journals of Gerontology. Series B, Psychological Sciences and Social Sciences. 58: P187-94. PMID 12730311  0.76
2003 Small BJ, Hertzog C, Hultsch DF, Dixon RA. Stability and change in adult personality over 6 years: findings from the Victoria Longitudinal Study. The Journals of Gerontology. Series B, Psychological Sciences and Social Sciences. 58: P166-76. PMID 12730309  1
2003 de Frias CM, Dixon RA, Bäckman L. Use of memory compensation strategies is related to psychosocial and health indicators. The Journals of Gerontology. Series B, Psychological Sciences and Social Sciences. 58: P12-22. PMID 12496297  0.32
2002 Hultsch DF, MacDonald SW, Dixon RA. Variability in reaction time performance of younger and older adults. The Journals of Gerontology. Series B, Psychological Sciences and Social Sciences. 57: P101-15. PMID 11867658  0.76
1993 Gould ON, Dixon RA. How we spent our vacation: collaborative storytelling by young and old adults. Psychology and Aging. 8: 10-7. PMID 8461106  1
1991 Gould ON, Trevithick L, Dixon RA. Adult age differences in elaborations produced during prose recall. Psychology and Aging. 6: 93-9. PMID 2029373  1
Show low-probability matches.