Cognitive reserve in Parkinson's disease: A systematic review and meta-analysis

Stern, 2009, Cognitive reserve, Neuropsychologia, 47, 2015, 10.1016/j.neuropsychologia.2009.03.004

Tucker, 2011, Cognitive reserve in aging, Curr Alzheimer Res, 8, 354, 10.2174/156720511795745320

Whalley, 2004, Cognitive reserve and the neurobiology of cognitive aging, Ageing Res Rev, 3, 369, 10.1016/j.arr.2004.05.001

Singh-Manoux, 2011, Does cognitive reserve shape cognitive decline?, Ann Neurol, 70, 296, 10.1002/ana.22391

Zahodne, 2011, Education does not slow cognitive decline with aging: 12-year evidence from the victoria longitudinal study, J Int Neuropsychol Soc, 17, 1039, 10.1017/S1355617711001044

Rentz, 2010, Cognition, reserve, and amyloid deposition in normal aging, Ann Neurol, 67, 353, 10.1002/ana.21904

Reed, 2010, Measuring cognitive reserve based on the decomposition of episodic memory variance, Brain, 133, 2196, 10.1093/brain/awq154

Valenzuela, 2006, Brain reserve and cognitive decline: a non-parametric systematic review, Psychol Med, 36, 1065, 10.1017/S0033291706007744

Jones, 2010, Aging, brain disease, and reserve: implications for delirium, Am J Geriatr Psychiatry, 18, 117, 10.1097/JGP.0b013e3181b972e8

Barnett, 2006, Cognitive reserve in neuropsychiatry, Psychol Med, 36, 1053, 10.1017/S0033291706007501

Staff, 2012, Reserve, brain changes, and decline, Neuroimaging Clin N Am, 22, 99, 10.1016/j.nic.2011.11.006

Craik, 2010, Delaying the onset of Alzheimer disease: bilingualism as a form of cognitive reserve, Neurology, 75, 1726, 10.1212/WNL.0b013e3181fc2a1c

Crane, 2010, Use of spoken and written Japanese did not protect Japanese-American men from cognitive decline in late life, J Gerontol B Psychol Sci Soc Sci, 65, 654, 10.1093/geronb/gbq046

Sanders, 2012, Non-native language use and risk of incident dementia in the elderly, J Alzheimers Dis, 29, 99, 10.3233/JAD-2011-111631

Milgram, 2006, Neuroprotective effects of cognitive enrichment, Ageing Res Rev, 5, 354, 10.1016/j.arr.2006.04.004

Hall, 2009, Cognitive activities delay onset of memory decline in persons who develop dementia, Neurology, 73, 356, 10.1212/WNL.0b013e3181b04ae3

Aarsland, 2010, Mild cognitive impairment in Parkinson disease: a multicenter pooled analysis, Neurology, 75, 1062, 10.1212/WNL.0b013e3181f39d0e

Kudlicka, 2011, Executive functions in Parkinson's disease: systematic review and meta-analysis, Mov Disord, 26, 2305, 10.1002/mds.23868

Williams-Gray, 2009, The distinct cognitive syndromes of Parkinson's disease: 5 year follow-up of the CamPaIGN cohort, Brain, 132, 2958, 10.1093/brain/awp245

Kehagia, 2010, Neuropsychological and clinical heterogeneity of cognitive impairment and dementia in patients with Parkinson's disease, Lancet Neurol, 9, 1200, 10.1016/S1474-4422(10)70212-X

Morley, 2012, Genetic influences on cognitive decline in Parkinson's disease, Mov Disord, 27, 512, 10.1002/mds.24946

Reid, 2011, Dementia in Parkinson's disease: a 20-year neuropsychological study (Sydney Multicentre Study), J Neurol Neurosurg Psychiatr, 82, 1033, 10.1136/jnnp.2010.232678

Marder, 2010, Cognitive impairment and dementia in Parkinson's disease, Mov Disord, 25, S110, 10.1002/mds.22787

Janvin, 2006, Subtypes of mild cognitive impairment in Parkinson's disease: progression to dementia, Mov Disord, 21, 1343, 10.1002/mds.20974

Glatt, 1996, Risk factors for dementia in Parkinson's disease: effect of education, Neuroepidemiology, 15, 20, 10.1159/000109885

Poletti, 2011, Mild cognitive impairment and cognitive reserve in Parkinson's disease, Parkinsonism Relat Disord, 17, 579, 10.1016/j.parkreldis.2011.03.013

Muslimovic, 2007, Course of cognitive decline in Parkinson's disease: a meta-analysis, J Int Neuropsychol Soc, 13, 920, 10.1017/S1355617707071160

Koerts, 2012, The influence of cognitive reserve on cognition in Parkinson's disease, J Neural Transm, 120, 593, 10.1007/s00702-012-0916-6

Lezak, 2004

Srauss, 2006

2009

DerSimonian, 1986, Meta-analysis in clinical trials, Control Clin Trials, 7, 177, 10.1016/0197-2456(86)90046-2

Borenstein, 2005

Boyles, 2011, Forest Plot Viewer: a new graphing tool, Epidemiology, 22, 746, 10.1097/EDE.0b013e318225ba48

Holm, 1979, Simple sequentially rejective multiple test procedure, Scand J Stat, 6, 65

Higgins, 2003, Measuring inconsistency in meta-analyses, BMJ, 327, 557, 10.1136/bmj.327.7414.557

Aarsland, 2009, Cognitive impairment in incident, untreated Parkinson disease: the Norwegian ParkWest study, Neurology, 72, 1121, 10.1212/01.wnl.0000338632.00552.cb

Armstrong, 2012, Roles of education and IQ in cognitive reserve in Parkinson's disease-mild cognitive impairment, Dement Geriatr Cogn Dis Extra, 2, 343, 10.1159/000341782

Caparros-Lefebvre, 1995, Which factors predict cognitive decline in Parkinson's disease?, J Neurol Neurosurg Psychiatr, 58, 51, 10.1136/jnnp.58.1.51

Cohen, 2007, Educational level as a modulator of cognitive performance and neuropsychyatric features in Parkinson disease, Cogn Behav Neurol, 20, 68, 10.1097/WNN.0b013e3180335f8e

Cubo, 2002, The importance of educational and psychological factors in Parkinson's disease quality of life, Eur J Neurol, 9, 589, 10.1046/j.1468-1331.2002.00484.x

Elgh, 2009, Cognitive function in early Parkinson's disease: a population-based study, Eur J Neurol, 16, 1278, 10.1111/j.1468-1331.2009.02707.x

Green, 2002, Cognitive impairments in advanced PD without dementia, Neurology, 59, 1320, 10.1212/01.WNL.0000031426.21683.E2

Janvin, 2003, Neuropsychological profile of patients with Parkinson's disease without dementia, Dement Geriatr Cogn Disord, 15, 126, 10.1159/000068483

Kierzynka, 2011, Educational level and cognitive impairment in patients with Parkinson disease, Neurol Neurochir Pol, 45, 24, 10.1016/S0028-3843(14)60056-6

Klepac, 2008, Nondemented Parkinson disease patients: is cognitive performance associated with depressive difficulties?, Cogn Behav Neurol, 21, 87, 10.1097/WNN.0b013e3181799da6

Kummer, 2009, Depression impairs executive functioning in Parkinson disease patients with low educational level, Cogn Behav Neurol, 22, 167, 10.1097/WNN.0b013e3181b278f9

McKinlay, 2009, Cognitive characteristics associated with mild cognitive impairment in Parkinson's disease, Dement Geriatr Cogn Disord, 28, 121, 10.1159/000235247

Pai, 2001, Education and cognitive decline in Parkinson's disease: a study of 102 patients, Acta Neurol Scand, 103, 243, 10.1034/j.1600-0404.2001.103004243.x

Riedel, 2008, Cognitive impairment in 873 patients with idiopathic Parkinson's disease. Results from the German Study on Epidemiology of Parkinson's Disease with Dementia (GEPAD), J Neurol, 255, 255

Sollinger, 2010, Mild cognitive impairment in Parkinson's disease: subtypes and motor characteristics, Parkinsonism Relat Disord, 16, 177, 10.1016/j.parkreldis.2009.11.002

Schneider, 2010, Predictors of cognitive outcomes in early Parkinson disease patients: the National Institutes of Health Exploratory Trials in Parkinson Disease (NET-PD) experience, Parkinsonism Relat Disord, 16, 507, 10.1016/j.parkreldis.2010.06.001

Turner, 2013, Mattis dementia rating scale cutoffs are inadequate for detecting dementia in Parkinson's disease, Appl Neuropsychol Adult, 20, 61, 10.1080/09084282.2012.670168

Verbaan, 2007, Cognitive impairment in Parkinson's disease, J Neurol Neurosurg Psychiatr, 78, 1182, 10.1136/jnnp.2006.112367

Wu, 2012, Cognitive impairment is common in Parkinson's disease without dementia in the early and middle stages in a Han Chinese cohort, Parkinsonism Relat Disord, 18, 161, 10.1016/j.parkreldis.2011.09.009

Aarsland, 2004, The rate of cognitive decline in Parkinson disease, Arch Neurol, 61, 1906, 10.1001/archneur.61.12.1906

Azuma, 2003, A longitudinal study of neuropsychological change in individuals with Parkinson's disease, Int J Geriatr Psychiatry, 18, 1115, 10.1002/gps.1022

Kandiah, 2009, Cognitive decline in early Parkinson's disease, Mov Disord, 24, 605, 10.1002/mds.22384

Locascio, 2003, Relation between clinical characteristics of Parkinson's disease and cognitive decline, J Clin Exp Neuropsychol, 25, 94, 10.1076/jcen.25.1.94.13624

Luo, 2010, Cognitive deterioration rates in patients with Parkinson's disease from northeastern China, Dement Geriatr Cogn Disord, 30, 64, 10.1159/000314682

Muslimovic, 2009, Cognitive decline in Parkinson's disease: a prospective longitudinal study, J Int Neuropsychol Soc, 15, 426, 10.1017/S1355617709090614

Stepkina, 2010, Cognitive impairments in progression of Parkinson's disease, Neurosci Behav Physiol, 40, 61, 10.1007/s11055-009-9223-6

Aarsland, 2001, Risk of dementia in Parkinson's disease: a community-based, prospective study, Neurology, 56, 730, 10.1212/WNL.56.6.730

Hobson, 2004, Risk and incidence of dementia in a cohort of older subjects with Parkinson's disease in the United Kingdom, Mov Disord, 19, 1043, 10.1002/mds.20216

Johnson, 2011, Longitudinal changes in cognition in Parkinson's disease with and without dementia, Dement Geriatr Cogn Disord, 31, 98, 10.1159/000323570

Palazzini, 1995, Progression of motor and cognitive impairment in Parkinson's disease, J Neurol, 242, 535

Graver, 2011, An investigation of impaired scores on the frontal assessment battery in a VA population, Appl Neuropsychol, 18, 278, 10.1080/09084282.2011.595454

Litvan, 2011, MDS Task Force on mild cognitive impairment in Parkinson's disease: critical review of PD-MCI, Mov Disord, 26, 1814, 10.1002/mds.23823

Martyr, 2012, Executive function and activities of daily living in Alzheimer's disease: a correlational meta-analysis, Dement Geriatr Cogn Disord, 33, 189, 10.1159/000338233

Foster, 2011, Everyday executive function is associated with activity participation in Parkinson disease without dementia, OTJR (Thorofare N J), 31, 16

Bronnick, 2006, Attentional deficits affect activities of daily living in dementia-associated with Parkinson's disease, J Neurol Neurosurg Psychiatr, 77, 1136, 10.1136/jnnp.2006.093146

Barbey, 2013, Dorsolateral prefrontal contributions to human intelligence, Neuropsychologia, 51, 1361, 10.1016/j.neuropsychologia.2012.05.017

Roldan-Tapia, 2012, Cognitive reserve, age, and their relation to attentional and executive functions, Appl Neuropsychol Adult, 19, 2, 10.1080/09084282.2011.595458

Perneczky, 2008, Activities of daily living, cerebral glucose metabolism, and cognitive reserve in Lewy body and Parkinson's disease, Dement Geriatr Cogn Disord, 26, 475, 10.1159/000167791

Schmand, 1995, Relation between education and dementia: the role of test bias revisited, J Neurol Neurosurg Psychiatr, 59, 170, 10.1136/jnnp.59.2.170

Franco-Marina, 2010, The mini-mental state examination revisited: ceiling and floor effects after score adjustment for educational level in an aging Mexican population, Int Psychogeriatr, 22, 72, 10.1017/S1041610209990822

Lischka, 2012, A systematic review of screening tools for predicting the development of dementia, Can J Aging, 31, 295, 10.1017/S0714980812000220

Aarsland, 2011, Nonlinear decline of mini-mental state examination in Parkinson's disease, Mov Disord, 26, 334, 10.1002/mds.23416

Hindle, 2010, Ageing, neurodegeneration and Parkinson's disease, Age Ageing, 39, 156, 10.1093/ageing/afp223