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THEORETICAL AND STATISTICAL MODELING

Predicting cognitive function of the Malaysian elderly: a structural equation modelling approach

ORCID Icon, , , & ORCID Icon
Pages 109-120 | Received 04 Jun 2016, Accepted 23 Aug 2016, Published online: 12 Oct 2016

References

  • Adams, R.A., Stanczak, D.E., Leutzinger, M.R., Waters, M.D., & Brown, T. (2001). The impact of psychological disturbances on immediate memory. Archives of Clinical Neuropsychology, 16(6), 605–618. doi:10.1016/S0887-6177(00)00072-X
  • Aggarwal, N.T., Wilson, R.S., Beck, T.L., Rajan, K.B., Mendes De Leon, C.F., Evans, D.A., & Everson-Rose, S.A. (2014). Perceived stress and change in cognitive function among adults aged 65 and older. Psychosomatic Medicine, 76(1), 80–85. doi:10.1097/PSY.0000000000000016
  • American Heart Association. (2013). What do my cholesterol levels mean? Retrieved from http://www.heart.org/HEARTORG/Conditions/Cholesterol/AboutCholesterol/What-Your-Cholesterol-Levels-Mean_UCM_305562_Article.jsp
  • Andre-Petersson, L., Elmstahl, S., Hagberg, B., Janzon, L., Reinprecht, F., & Steen, G. (2003). Is blood pressure at 68 an independent predictor of cognitive decline at 81? Results from follow-up study “Men born in 1914”, Malmo, Sweden. Aging & Mental Health, 7(1), 61–72. doi:10.1080/1360786021000007036
  • Arenaza-Urquijo, E.M., Wirth, M., & Chételat, G. (2015). Cognitive reserve and lifestyle: Moving towards preclinical Alzheimer's disease. Frontiers in Aging Neuroscience, 7, 134. doi:10.3389/fnagi.2015.00134
  • Bail, K., Berry, H., Grealish, L., Draper, B., Karmel, R., Gibson, D., & Peut, A. (2013). Potentially preventable complications of urinary tract infections, pressure areas, pneumonia, and delirium in hospitalised dementia patients: Retrospective cohort study. BMJ Open, 3, e002770. doi:10.1136/bmjopen-2013-002770
  • Bartlett, M.S. (1954). A note on the multiplying factors for various chi-square approximations. Journal of the Royal Statistical Society, 16(Series B), 296–298. doi:10.2307/2984057
  • Bechtold, M., Palmer, J., Valtos, J., Iasiello, C., & Sowers, J. (2006). Metabolic syndrome in the elderly. Current Diabetes Reports, 6(1), 64–71. doi:10.1007/s11892-006-0054-3
  • Benito-Leon, J., Mitchell, A.J., Hernandez-Gallego, J., & Bermejo-Pareja, F. (2013). Obesity and impaired cognitive functioning in the elderly: A population-based cross-sectional study (NEDICES). European Journal of Neurology, 20(6), 899–906. doi:10.1111/ene.12083
  • Bentler, P.M. (1990). Comparative fit indexes in structural models. Psychological Bulletin, 107(2), 238–246. doi:10.1037/0033-2909.107.2.238
  • Birns, J., & Kalra, L. (2009). Cognitive function and hypertension. Journal of Human Hypertension, 23(2), 86–96. doi:10.1038/jhh.2008.80
  • Black, S.A., & Rush, R.D. (2002). Cognitive and functional decline in adults aged 75 and older. Journal of the American Geriatrics Society, 50(12), 1978–1986. doi:http://dx.doi.org/10.1046/j.1532-5415.2002.50609.x
  • Boss, L., Kang, D.-H., & Branson, S. (2015). Loneliness and cognitive function in the older adult: a systematic review. International Psychogeriatrics, 27(4), 541–553. doi:10.1017/S1041610214002749
  • Bourassa, K.J., Memel, M., Woolverton, C., & Sbarra, D.A. (2015). Social participation predicts cognitive functioning in aging adults over time: Comparisons with physical health, depression, and physical activity. Aging & Mental Health. doi:10.1080/13607863.2015.1081152
  • Browne, M.W., & Cudeck, R. (1993). Alternative ways of assessing model fit. In K.A. Bollen & J.S. Long (Eds.), Testing structural equation models (pp. 136–162). Newbury Park, CA: Sage.
  • Cagney, K.A., & Lauderdale, D.S. (2002). Education, wealth, and cognitive function in later life. The Journals of Gerontology. Series B: Psychological Sciences and Social Sciences, 57(2), 163–172. doi:10.1093/geronb/57.2.P163
  • Chapman, B., Duberstein, P., Tindle, H.A., Sink, K.M., Robbins, J., Tancredi, D.J., … Gingko Evaluation of Memory Study Investigators. (2012). Personality predicts cognitive function over 7 years in older persons. The American Journal of Geriatric Psychiatry, 20(7), 612–621. doi:10.1097/JGP.0b013e31822cc9cb
  • Chatterji, S., Byles, J., Cutler, D., Seeman, T., & Verdes, E. (2015). Health, functioning, and disability in older adults-present status and future implications. Lancet, 385, 563–575. doi:10.1016/S0140-6736(14)61462-8
  • Chee, M.W.L., Chen, K.H.M., Zheng, H., Chan, K.P.L., Isaac, V., Sim, S.K.Y., … Ng, T.P. (2009). Cognitive function and brain structure correlations in healthy elderly East Asians. NeuroImage, 46, 257–269. doi:10.1016/j.neuroimage.2009.01.036
  • Cheng, G., Huang, C., Deng, H., & Wang, H. (2012). Diabetes as a risk factor for dementia and mild cognitive impairment: A meta-analysis of longitudinal studies. Internal Medicine Journal, 42(5), 484–491. doi:10.1111/j.1445-5994.2012.02758.x
  • Chobanian, A.V., Bakris, G.L., Black, H.R., Cushman, W.C., Green, L.A, Izzo, J.L., … Roccella, E.J. (2003). The seventh report of the joint national committee on prevention, detection, evaluation, and treatment of high blood pressure: The JNC 7 report. JAMA, 289(19), 2560–2572. doi:10.1001/jama.289.19.2560
  • Chodosh, J., Miller-Martinez, D., Aneshensel, C.S., Wight, R.G., & Karlamangla, A.S. (2010). Depressive symptoms, chronic diseases, and physical disabilities as predictors of cognitive functioning trajectories in older Americans. Journal of the American Geriatrics Society, 58(12), 2350–2357. doi:10.1111/j.1532-5415.2010.03171.x
  • Chodosh, J., Reuben, D.B., Albert, M.S., & Seeman, T.E. (2002). Predicting cognitive impairment in high-functioning community-dwelling older persons: MacArthur Studies of Successful Aging. Journal of the American Geriatrics Society, 50(6), 1051–1060. doi: jgs50260 [pii]
  • Choi, H.J., Lee, D.Y., Seo, E.H., Jo, M.K., Sohn, B.K., Choe, Y.M., … Woo, J.I. (2014). A normative study of the digit span in an educationally diverse elderly population. Psychiatry Investigation, 11, 39–43. doi:10.4306/pi.2014.11.1.39
  • Chong, M.S., Tan, W.S., Chan, M., Lim, W.S., Ali, N., Ang, Y.Y., & Chua, K.C. (2013). Cost of informal care for community-dwelling mild-moderate dementia patients in a developed southeast Asian country. International Psychogeriatrics, 25(9), 1475–1483. doi:10.1017/S1041610213000707
  • Cohen, S., & Williamson, G.M. (1988). Perceived stress in a probability sample of the United States. The Social Psychology of Health, 13, 31–67. doi:10.1111/j.1559-1816.1983.tb02325.x
  • Daffner, K.R. (2010). Promoting successful cognitive aging: A comprehensive review. Journal of Alzheimer's Disease. doi:10.3233/JAD-2010-1306
  • Dahl, A.K., & Hassing, L.B. (2013). Obesity and cognitive aging. Epidemiologic Reviews, 35(1), 22–32. doi:10.1093/epirev/mxs002
  • Dallongeville, J., Cottel, D., Ferrières, J., Arveiler, D., Bingham, A., Ruidavets, J.B., … Amouyel, P. (2005). Household income is associated with the risk of metabolic syndrome in a sex-specific manner. Diabetes Care, 28(2), 409–415. doi:10.2337/diacare.28.2.409
  • Dandona, P., Aljada, A., Chaudhuri, A., Mohanty, P., & Garg, R. (2005). Metabolic syndrome: A comprehensive perspective based on interactions between obesity, diabetes, and inflammation. Circulation, 111(11), 1448–1454. doi:10.1161/01.CIR.0000158483.13093.9D
  • Delbaere, K., Crombez, G., van Haastregt, J.C., & Vlaeyen, J.W. (2009). Falls and catastrophic thoughts about falls predict mobility restriction in community-dwelling older people: A structural equation modelling approach. Aging and Mental Health, 13(4), 587–592. doi:10.1080/13607860902774444
  • Diniz, B.S., Butters, M.A., Albert, S.M., Dew, M.A., & Reynolds, C.F. (2013). Late-life depression and risk of vascular dementia and Alzheimer's disease: Systematic review and meta-analysis of community-based cohort studies. The British Journal of Psychiatry, 202(5), 329–335. doi:10.1192/bjp.bp.112.118307
  • Doi, T., Shimada, H., Makizako, H., Tsutsumimoto, K., Uemura, K., Anan, Y., & Suzuki, T. (2014). Cognitive function and gait speed under normal and dual-task walking among older adults with mild cognitive impairment. BMC Neurology, 14(1), 67. doi:10.1186/1471-2377-14-67
  • Dogar, I.A. (2007). Biopsychosocial model review. Annals of Punjab Medical College, 1(1), 11–13. doi: A.P.M.C VOL:1
  • Enders, C., & Bandalos, D. (2001). The relative performance of full information maximum likelihood estimation for missing data in structural equation models. Structural Equation Modeling: A Multidisciplinary Journal, 8(3), 430–457. doi:10.1207/S15328007SEM0803_5
  • Engel, G.L. (1977a). The need for a new medical model: A challenge for biomedicine. Science, 196(4286), 129–136. doi:10.1521/pdps.2012.40.3.377
  • Engel, G.L. (1997b). From biomedical to biopsychosocial. Being scientific in the human domain. Psychosomatics, 38(6), 521–528. doi:10.1016/S0033-3182(97)71396-3
  • Esiri, M.M. (2007). Ageing and the brain. Journal of Pathology, 211(2), 181–187. doi:10.1002/path.2089
  • Farris, W., Mansourian, S., Chang, Y., Lindsley, L., Eckman, E.A, Frosch, M.P., … Guenette, S. (2003). Insulin-degrading enzyme regulates the levels of insulin, amyloid beta-protein, and the beta-amyloid precursor protein intracellular domain in vivo. Proceedings of the National Academy of Sciences of the United States of America, 100(7), 4162–4167. doi:10.1073/pnas.0230450100
  • Fauth, E.B., Schwartz, S., Tschanz, J.T., Østbye, T., Corcoran, C., & Norton, M.C. (2013). Baseline disability in activities of daily living predicts dementia risk even after controlling for baseline global cognitive ability and depressive symptoms. International Journal of Geriatric Psychiatry, 28, 597–606. doi:10.1002/gps.3865
  • Feng, L., Chong, M.S., Lim, W.S., Lee, T.S., Collinson, S.L., Yap, P., & Ng, T.P. (2013). Metabolic syndrome and amnestic mild cognitive impairment: Singapore longitudinal ageing study-2 findings. Journal of Alzheimer's Disease, 34(3), 649–657. doi:10.3233/JAD-121885
  • Feng, L., Ng, X.-T., Yap, P., Li, J., Lee, T.-S., Håkansson, K., … Ng, T.-P. (2014). Marital status and cognitive impairment among community-dwelling Chinese older adults: The role of gender and social engagement. Dementia and Geriatric Cognitive Disorders Extra, 4(3), 375–384. doi:10.1159/000358584
  • Fillit, H.M., Butler, R.N., O'Connell, A.W., Albert, M.S., Birren, J.E., Cotman, C.W., … Tully, T. (2002). Achieving and maintaining cognitive vitality with aging. Mayo Clinic Proceedings, 77, 681–696. doi:10.4065/77.7.681
  • Folstein, M.F., Folstein, S.E., & McHugh, P.R. (1975). “Mini-mental state”. A practical method for grading the cognitive state of patients for the clinician. Journal of Psychiatric Research, 12(3), 189–198. doi:10.1016/0022-3956(75)90026-6
  • Francis, L.J., Lewis, C.A., & Ziebertz, H. (2006). The short-form revised Eysenck personality questionnaire (EPQ-S): A German edition. Social Behavior and Personality, 34(2), 197–204. doi:10.2224/sbp.2006.34.2.197
  • Fratiglioni, L., & Wang, H.-X. (2007). Brain reserve hypothesis in dementia. Journal of Alzheimer's Disease, 12, 11–22.
  • Fried, L.P., & Guralnik, M. (1997). Disability in older adults: Evidence regarding significance, etiology, and risk. Journal of the American Geriatrics Society, 45(1), 92–100. doi:10.1111/j.1532-5415.1997.tb00986.x
  • Gale, C.R., Deary, I.J., Kuh, D., Huppert, F., & Richards, M. (2010). Neuroticism in adolescence and cognitive function in midlife in the British 1946 birth cohort: The HALCyon program. Journals of Gerontology Series B: Psychological Sciences and Social Sciences, 65 B(1), 50–56. doi:10.1093/geronb/gbp082
  • Gerstorf, D., Hoppmann, C.A, Kadlec, K.M., & McArdle, J.J. (2009). Memory and depressive symptoms are dynamically linked among married couples: Longitudinal evidence from the AHEAD study. Developmental Psychology, 45(6), 1595–1610. doi:10.1037/a0016346
  • González, H.M., Tarraf, W., Bowen, M.E., Johnson-Jennings, M.D., & Fisher, G.G. (2013). What do parents have to do with my cognitive reserve? Life course perspectives on twelve-year cognitive decline. Neuroepidemiology, 41(2), 101–109. doi:10.1159/000350723
  • Gorelick, P.B. (2010). Role of inflammation in cognitive impairment: Results of observational epidemiological studies and clinical trials. Annals of the New York Academy of Sciences, 1207, 155–162. doi:10.1111/j.1749-6632.2010.05726.x
  • Gudala, K., Bansal, D., Schifano, F., & Bhansali, A. (2013). Diabetes mellitus and risk of dementia: A meta-analysis of prospective observational studies. Journal of Diabetes Investigation, 4(6), 640–650. doi:10.1111/jdi.12087
  • Håkansson, K., Rovio, S., Helkala, E.-L., Vilska, A.-R., Winblad, B., Soininen, H., … Kivipelto, M. (2009). Association between mid-life marital status and cognitive function in later life: Population based cohort study. BMJ, 339, b2462. doi:10.1136/bmj.b2462
  • Hammar, A., & Ardal, G. (2009). Cognitive functioning in major depression – A summary. Frontiers in Human Neuroscience, 3, 26. doi:10.3389/neuro.09.026.2009
  • Hayden, K.M., Zandi, P.P., Lyketsos, C.G., Khachaturian, A.S., Bastian, L.A, Charoonruk, G., … Welsh-Bohmer, K.A. (2006). Vascular risk factors for incident Alzheimer disease and vascular dementia: The Cache County study. Alzheimer Disease and Associated Disorders, 20(2), 93–100. doi:10.1097/01.wad.0000213814.43047.86
  • Hindle, J.V., Hurt, C.S., Burn, D.J., Brown, R.G., Samuel, M., Wilson, K.C., & Clare, L. (2016). The effects of cognitive reserve and lifestyle on cognition and dementia in Parkinson's disease—A longitudinal cohort study. International Journal of Geriatric Psychiatry, 31, 13–23. doi:10.1002/gps.4284
  • Holwerda, T.J., Deeg, D.J.H., Beekman, A.T.F., van Tilburg, T.G., Stek, M.L., Jonker, C., & Schoevers, R.A. (2014). Feelings of loneliness, but not social isolation, predict dementia onset: Results from the Amsterdam Study of the Elderly (AMSTEL). Journal of Neurology, Neurosurgery, and Psychiatry, 85, 135–142. doi:10.1136/jnnp-2012-302755
  • Hox, J., & Bechger, T. (1998). An introduction to structural equation modelling. Family Science Review, 11, 354–373. doi:10.1080/10705510903008345
  • Hu, L., & Bentler, P.M. (1999). Cutoff criteria for fit indexes in covariance structure analysis: Conventional criteria versus new alternatives. Structural Equation Modeling, 6(1), 1–55. doi:10.1080/10705519909540118
  • Hughes, M.E., Waite, L.J., Hawkley, L.C., & Cacioppo, J.T. (2004). A short scale for measuring loneliness in large surveys: Results from two population-based studies. Research on Aging, 26, 655–672. doi:10.1177/0164027504268574
  • Ibrahim, N., Din, N.C., Ahmad, M., Ghazali, S.E., Said, Z., Shahar, S., … Razali, R. (2013). Relationships between social support and depression, and quality of life of the elderly in a rural community in Malaysia. Asia-Pacific Psychiatry, 5(Suppl. 1), 59–66. doi:10.1111/appy.12068
  • Jagust, W., Harvey, D., Mungas, D., & Haan, M. (2005). Central obesity and the aging brain. Archives of Neurology, 62(10), 1545–1548. doi:10.1001/archneur.62.10.1545
  • Jia, J., Zhou, A., Wei, C., Jia, X., Wang, F., Li, F., … Dong, X. (2014). The prevalence of mild cognitive impairment and its etiological subtypes in elderly Chinese. Alzheimer's & Dementia, 10(4), 439–447. doi:10.1016/j.jalz.2013.09.008
  • Jöreskog, K.G., & Sörbom, D. (1989). LISREL 7: A guide to the program and applications. Chicago, IL: SPSS Inc.
  • Jöreskog, K.G., & Sörbom, D. (1996). LISREL 8: User's reference guide. Chicago, IL: Scientific Software.
  • Kaiser, H.F. (1960). The application of electronic computers to factor analysis. Educational and Psychological Measurement, 20(1), 141–151. doi:10.1177/001316446002000116
  • Kaplan, G.A., Turrell, G., Lynch, J.W., Everson, S.A, Helkala, E.L., & Salonen, J.T. (2001). Childhood socioeconomic position and cognitive function in adulthood. International Journal of Epidemiology, 30(2), 256–263. doi:10.1093/ije/30.2.256
  • Kelley-Moore, J.A., & Ferraro, K.F. (2001). Functional limitations and religious service attendance in later life: Barrier and/or benefit mechanism? The Journals of Gerontology Series B: Psychological Sciences and Social Sciences, 56(6), 365–373.
  • Kim, M.-H., Kim, M.-K., Choi, B.Y., & Shin, Y.-J. (2005). Educational disparities in the metabolic syndrome in a rapidly changing society—the case of South Korea. International Journal of Epidemiology, 34, 1266–1273. doi:10.1093/ije/dyi175
  • Langa, K.M., Larson, E.B., Karlawish, J.H., Cutler, D.M., Kabeto, M.U., Kim, S.Y., & Rosen, A.B. (2008). Trends in the prevalence and mortality of cognitive impairment in the United States: Is there evidence of a compression of cognitive morbidity? Alzheimer's & Dementia, 4(2), 134–144. doi:10.1016/j.jalz.2008.01.001
  • Langa, K.M., Llewellyn, D.J., Lang, I.A, Weir, D.R., Wallace, R.B., Kabeto, M.U., & Huppert, F.A. (2009). Cognitive health among older adults in the United States and in England. BMC Geriatrics, 9(23), 1–11. doi:10.1186/1471-2318-9-23
  • Lee, E.H. (2012). Review of the psychometric evidence of the perceived stress scale. Asian Nursing Research, 6, 121–127. doi:10.1016/j.anr.2012.08.004
  • Lee, S., Buring, J.E., Cook, N.R., & Grodstein, F. (2006). The relation of education and income to cognitive function among professional women. Neuroepidemiology, 26(2), 93–101. doi:10.1159/000090254
  • Lee, J., Shih, R., Feeney, K., & Langa, K. (2011). Cognitive health of older Indians: Individual and geographic determinants of female disadvantage. Retrieved from http://www.rand.org/content/dam/rand/pubs/working_papers/2011/RAND_WR889.pdf\nhttp://search.ebscohost.com/login.aspx?direct=true&db=ecn&AN=1292052&site =ehost-live&scope=site
  • Lee, J., Shih, R., Feeney, K., & Langa, K.M. (2014). Gender disparity in late-life cognitive functioning in India: Findings from the longitudinal aging study in India. The Journals of Gerontology Series B: Psychological Sciences and Social Sciences, 69(4), 603–611. doi:10.1093/geronb/gbu017
  • Lei, X., Hu, Y., McArdle, J.J., Smith, J.P., & Zhao, Y. (2012). Gender differences in cognition among older adults in China. The Journal of Human Resource, 47(4), 951–971. Retrieved from http://jhr.uwpress.org/archive/
  • Lin, K.C., Huang, P.C., Yeh, P.S., Kuo, J.R., & Ke, D.S. (2010). Comparing mini-mental state examination and attention and digit span in elderly exposed to polychlorinated biphenyls and polychlorinated dibenzofurans. Psychogeriatrics, 10(4), 191–197. doi:10.1111/j.1479-8301.2010.00341.x
  • Little, T.D., Cunningham, W.A., Shahar, G., & Widaman, K.F. (2002). To parcel or not to parcel: Exploring the question, weighing the merits. Structural Equation Modeling: A Multidisciplinary Journal, 9(2), 151–173. doi:10.1207/S15328007SEM0902_1
  • Liu, Z., & Lippa, C.F. (2013). Association of metabolic syndrome and inflammation with cognitive decline in adults aged 60 years and older: Findings from a national health survey in the United States. Neuroscience Journal, 2013, 846027. doi:10.1155/2013/846027
  • Loke, S.C., Lim, W.S., Someya, Y., Hamid, T.A., & Nudin, S.S.H. (2015). Examining the disability model from the International Classification of Functioning, Disability, and Health using a large data set of community-dwelling Malaysian older adults. Journal of Aging and Health, 28(4), 704–725. doi:10.1177/0898264315609907
  • Lowry, K.A., Brach, J.S., Nebes, R.D., Studenski, S.A., & Vanswearingen, J.M. (2012). Contributions of cognitive function to straight- and curved-path walking in older adults. Archives of Physical Medicine and Rehabilitation, 93(5), 802–807. doi:10.1016/j.apmr.2011.12.007
  • Lyu, J., & Burr, J.A. (2015). Socioeconomic status across the life course and cognitive function among older adults: An examination of the latency, pathways, and accumulation hypotheses. Journal of Aging and Health, 28(1), 40–67. doi:10.1177/0898264315585504
  • Maggi, S., Noale, M., Gallina, P., Bianchi, D., Marzari, C., Limongi, F., … ILSA Working Group. (2006). Metabolic syndrome, diabetes, and cardiovascular disease in an elderly Caucasian cohort: The Italian Longitudinal Study on Aging. The Journals of Gerontology Series A: Biological Sciences and Medical Sciences, 61(5), 505–510. Retrieved from http://biomedgerontology.oxfordjournals.org/content/61/5/505.full.pdf\nhttp://www.ncbi.nlm.nih.gov/pubmed/16720749
  • Marioni, R.E., Strachan, M.W.J., Reynolds, R.M., Lowe, G.D.O., Mitchell, R.J., Fowkes, F.G.R., … Price, J.F. (2010). Association between raised inflammatory markers and cognitive decline in elderly people with type 2 diabetes: The Edinburgh Type 2 Diabetes Study. Diabetes, 59(3), 710–713. doi:10.2337/db09-1163
  • Marsh, H.W., Hau, K.-T., Balla, J.R., & Grayson, D. (1998). Is more ever too much: The number of indicators per factor in confirmatory factor analysis. Multivariate Behavioral Research, 33(2), 181–220. doi:10.1207/s15327906mbr3302_1
  • Matsuoka, H., & Yamaguchi, H. (2011). Path dependence in social and psychological risk factors for dementia. Dementia & Neuropsychologia, 5(1), 2–7.
  • Maurer, J. (2011). Education and male-female differences in later-life cognition: International evidence from Latin America and the Caribbean. Demography, 48(3), 915–930. doi:10.1007/s13524-011-0048-x
  • Memel, M., Bourassa, K., Woolverton, C., & Sbarra, D.A. (2016). Body mass and physical activity uniquely predict change in cognition for aging adults. Annals of Behavioral Medicine, 50(3), 397–408. doi:10.1007/s12160-015-9768-2
  • Miller, M., Stone, N.J., Ballantyne, C., Bittner, V., Criqui, M.H., Ginsberg, H.N., … Pennathur, S. (2011). Triglycerides and cardiovascular disease: A scientific statement from the American Heart Association. Circulation, 123(20), 2292–2333. doi:10.1161/CIR.0b013e3182160726
  • Mitchell, A.J. (2009). A meta-analysis of the accuracy of the mini-mental state examination in the detection of dementia and mild cognitive impairment. Journal of Psychiatric Research, 43(4), 411–431. doi:10.1016/j.jpsychires.2008.04.014
  • Momtaz, Y.A., Hamid, T.A., Haron, S.A., & Bagat, M.F. (2016). Flourishing in later life. Archives of Gerontology and Geriatrics, 63, 85–91. doi:10.1016/j.archger.2015.11.001
  • Mortimer, J.A., & Graves, A.B. (1993). Education and other socioeconomic determinants of dementia and Alzheimer's disease. Neurology, 43(8, Suppl 4), S39–S44.
  • Nasreddine, Z.S., Phillips, N.A., Bédirian, V., Charbonneau, S., Whitehead, V., Collin, I., … Chertkow, H. (2005). The Montreal cognitive assessment, MoCA: A brief screening tool for mild cognitive impairment. Journal of the American Geriatrics Society, 53(4), 695–699. doi:10.1111/j.1532-5415.2005.53221.x
  • National Research Council. (2000). The aging mind: Opportunities in cognitive research. Washington, DC: National Academy Press. Retrieved from http://www.nap.edu/catalog/9783.html
  • O'Bryant, S.E., Johnson, L., Reisch, J., Edwards, M., Hall, J., Barber, R., … Singh, M. (2013). Risk factors for mild cognitive impairment among Mexican Americans. Alzheimer's & Dementia, 9(6), 1–10. doi:10.1016/j.jalz.2012.12.007
  • Paradise, M., McCade, D., Hickie, I.B., Diamond, K., Lewis, S.J.G., & Naismith, S.L. (2015). Caregiver burden in mild cognitive impairment. Aging & Mental Health, 19(1), 72–78. doi:10.1080/13607863.2014.915922
  • Paul, C., Ayis, S., & Ebrahim, S. (2006). Psychological distress, loneliness and disability in old age. Psychology, Health & Medicine, 11(2), 221–232. doi:10.1080/13548500500262945
  • Petersen, R.C., Smith, G.E., Waring, S.C., Ivnik, R.J., Tangalos, E.G., & Kokmen, E. (1999). Mild cognitive impairment: Clinical characterization and outcome. Archives of Neurology, 56(3), 303–308. doi:10.1001/archneur.56.3.303
  • Posner, H.B., Tang, M.X., Luchsinger, J., Lantigua, R., Stern, Y., & Mayeux, R. (2002). The relationship of hypertension in the elderly to AD, vascular dementia, and cognitive function. Neurology, 58(8), 1175–1181.
  • Prince, M., Bryce, R., Albanese, E., Wimo, A., Ribeiro, W., & Ferri, C.P. (2013). The global prevalence of dementia: A systematic review and metaanalysis. Alzheimer's & Dementia, 9(1), 63–75. doi:10.1016/j.jalz.2012.11.007
  • Pronk, M., Deeg, D.J.H., Smits, C., Twisk, J.W., van Tilburg, T.G., Festen, J.M., & Kramer, S.E. (2014). Hearing loss in older persons: Does the rate of decline affect psychosocial health? Journal of Aging and Health, 26(5), 703–723. doi:10.1177/0898264314529329
  • Rajan, K.B., Hebert, L.E., Scherr, P.A., Mendes De Leon, C.F., & Evans, D.A. (2013). Disability in basic and instrumental activities of daily living is associated with faster rate of decline in cognitive function of older adults. The Journals of Gerontology Series A: Biological Sciences and Medical Sciences, 68(5), 624–630. doi:10.1093/gerona/gls208
  • Rashid, A.K., Azizah, A.M., & Rohana, S. (2012). Cognitive impairment among the elderly Malays living in rural Malaysia. Medical Journal of Malaysia, 67(2), 186–189. doi:10.4066/AMJ.2011.660
  • Razali, R., Baharudin, A., Jaafar, N.R.N., Sidi, H., Rosli, A.H., Hooi, K.B., … Elias, N.A. (2012). Factors associated with mild cognitive impairment among elderly patients attending medical clinics in Universiti Kebangsaan Malaysia Medical Centre. Sains Malaysiana, 41(5), 641–647. doi:10.1016/j.gmhc.2013.04.007
  • Rey, A. (1958). L'examen clinique en psychologie [Clinical examination in psychology]. Paris: Presses universitaires de France.
  • Richards, M., & Sacker, A. (2003). Lifetime antecedents of cognitive reserve. Journal of Clinical and Experimental Neuropsychology, 25(5), 614–624. doi:10.1076/jcen.25.5.614.14581
  • Rosano, C., Newman, A.B., Katz, R., Hirsch, C.H., & Kuller, L.H. (2008). Association between lower digit symbol substitution test score and slower gait and greater risk of mortality and of developing incident disability in well-functioning older adults. Journal of the American Geriatrics Society, 56(9), 1618–1625. doi:10.1111/j.1532-5415.2008.01856.x
  • Ross, L.E., Sellers, E.M., Gilbert Evans, S.E., & Romach, M.K. (2004). Mood changes during pregnancy and the postpartum period: Development of a biopsychosocial model. Acta Psychiatrica Scandinavica, 109(6), 457–466. doi:10.1111/j.1600-0047.2004.00296.x
  • Ruitenberg, A., Ott, A., Van Swieten, J.C., Hofman, A., & Breteler, M.M.B. (2001). Incidence of dementia: Does gender make a difference? Neurobiology of Aging, 22(4), 575–580. doi:10.1016/S0197-4580(01)00231-7
  • Santos, A.C., Ebrahim, S., & Barros, H. (2008). Gender, socio-economic status and metabolic syndrome in middle-aged and old adults. BMC Public Health, 8(1), 62. doi:10.1186/1471-2458-8-62
  • Scarmeas, N., & Stern, Y. (2003). Cognitive reserve and lifestyle. Journal of Clinical and Experimental Neuropsychology, 25(5), 625–633. doi:10.1076/jcen.25.5.625.14576
  • Schooler, C. (1984). Psychological effects of complex environments during the life span: A review and theory. Intelligence, 8(4), 259–281. doi:10.1016/0160-2896(84)90011-4
  • Schotte, C.K.W., Van Den Bossche, B., De Doncker, D., Claes, S., & Cosyns, P. (2006). A biopsychosocial model as a guide for psychoeducation and treatment of depression. Depression and Anxiety, 23, 312–324. doi:10.1002/da
  • Schultz, I.Z., Crook, J.M., Berkowitz, J., Meloche, G.R., Milner, R., & Zuberbier, O.A. (2002). Biopsychosocial multivariate predictive model of occupational low back disability. SPINE, 27(23), 2720–2725. doi:10.1007/0-387-28919-4_10
  • Schumacker, R.E., & Lomax, R.G. (2004). A beginner's guide to structural equation modeling (2nd ed.). Hillsdale, NJ: Erlbaum.
  • Scott, S.B., Graham-Engeland, J.E., Engeland, C.G., Smyth, J.M., Almeida, D.M., Katz, M.J., … Sliwinski, M.J. (2015). The effects of stress on cognitive aging, physiology and emotion (ESCAPE) project. BMC Psychiatry, 15(146), 1–14. doi:10.1186/s12888-015-0497-7
  • Seeman, T.E., Miller-Martinez, D.M., Stein Merkin, S., Lachman, M.E., Tun, P.A., & Karlamangla, A.S. (2011). Histories of social engagement and adult cognition: midlife in the U.S. study. The Journals of Gerontology Series B: Psychological Sciences and Social Sciences, 66B(S1), 141–152. doi:10.1093/geronb/gbq091
  • Shankar, A., Hamer, M., McMunn, A., & Steptoe, A. (2013). Social isolation and loneliness. Psychosomatic Medicine, 75(2), 161–170. doi:10.1097/PSY.0b013e31827f09cd
  • Sheikh, J., & Yesavage, J. (1986). 9/Geriatric Depression Scale (GDS) recent evidence and development of a shorter version. Clinical Gerontologist, 5(1–2), 165–173. doi:10.1300/J018v05n01_09
  • Shen, B.-J., Todaro, J.F., Niaura, R., McCaffery, J.M., Zhang, J., Spiro, A., & Ward, K.D. (2003). Are metabolic risk factors one unified syndrome? Modeling the structure of the metabolic syndrome X. American Journal of Epidemiology, 157(8), 701–711. doi:10.1093/aje/kwg045
  • Siraly, E., Szabo, A., Szita, B., Kovacs, V., Fodor, Z., Marosi, C., … Csukly, G. (2015). Monitoring the early signs of cognitive decline in elderly by computer games: An MRI study. PloS One, 10(2), e0117918. doi:10.1371/journal.pone.0117918
  • Solfrizzi, V., Scafato, E., Capurso, C., D'Introno, A., Colacicco, A.M., Frisardi, V., … Panza, F. (2010). Metabolic syndrome and the risk of vascular dementia: The Italian Longitudinal Study on Ageing. Journal of Neurology, Neurosurgery, and Psychiatry, 81(4), 433–440. doi:10.1136/jnnp.2009.181743
  • Sousa, R.M., Dewey, M.E., Acosta, D., Jotheeswaran, A.T., Castro-Costa, E., Ferri, C.P., … Prince, M.J. (2010). Measuring disability across cultures the psychometric properties of the WHODAS II in older people from seven low- and middle-income countries. The 10/66 dementia research group population-based survey. International Journal of Methods in Psychiatric Research, 19(1), 1–17. doi:10.1002/mpr.299
  • Spector, A., & Orrell, M. (2010). Using a biopsychosocial model of dementia as a tool to guide clinical practice. International Psychogeriatrics, 22(6), 957–965. doi:10.1017/S1041610210000840
  • Stern, Y. (2002). What is cognitive reserve? Theory and research application of the reserve concept. Journal of the International Neuropsychological Society, 8(3), 448–460. doi:10.1017/S1355617702813248
  • Stern, Y. (2012). Cognitive reserve in ageing and Alzheimer's disease. The Lancet Neurology, 11(11), 1006–1012. doi:10.1016/S1474-4422(12)70191-6
  • Stevenson, J.E., Wright, B.R., & Boydstun, A.S. (2012). The metabolic syndrome and coronary artery disease: A structural equation modeling approach suggestive of a common underlying pathophysiology. Metabolism: Clinical and Experimental, 61(11), 1582–1588. doi:10.1016/j.metabol.2012.04.010
  • Strandberg, T.E., & Pitkala, K. (2003). What is the most important component of blood pressure: Systolic, diastolic or pulse pressure? Current Opinion in Nephrology and Hypertension, 12(3), 293–297. doi:10.1097/01.mnh.0000069868.94246.ef
  • Stuck, A.E., Walthert, J.M., Nikolaus, T., Büla, C.J., Hohmann, C., & Beck, J.C. (1999). Risk factors for functional status decline in community-living elderly people: A systematic literature review. Social Science & Medicine, 48(4), 445–469. doi:10.1016/S0277-9536(98)00370-0
  • Tabachnick, B.G., & Fidell, L.S. (2007). Using multivariate statistics (5th ed.). Boston, MA: Allyn and Bacon. doi:10.1037/022267
  • Thompson, B. (1998, April). The pantheon of statistical significance and other faux pas. Invited address presented at the Annual Meeting of the American Educational Research Association, San Diego, CA.
  • Todd, S., Barr, S., Roberts, M., & Passmore, A.P. (2013). Survival in dementia and predictors of mortality: A review. International Journal of Geriatric Psychiatry, 28, 1109–1124. doi:10.1002/gps.3946
  • Tombaugh, T.N., & McIntyre, N.J. (1992). The mini-mental state examination: A comprehensive review. Journal of the American Geriatrics Society, 40(9), 922–935. doi:10.1111/j.1532-5415.1992.tb01992.x
  • Tucker-Drob, E.M., Briley, D.A, Starr, J.M., & Deary, I.J. (2014). Structure and correlates of cognitive aging in a narrow age cohort. Psychology and Aging, 29(2), 236–249. doi:10.1037/a0036187
  • Umegaki, H. (2014). Type 2 diabetes as a risk factor for cognitive impairment: Current insights. Clinical Interventions in Aging, 9, 1011–1019. doi:10.2147/CIA.S48926
  • Umstattd Meyer, M.R., Janke, M.C., & Beaujean, A.A. (2013). Predictors of older adults’ personal and community mobility: Using a comprehensive theoretical mobility framework. The Gerontologist, 54(3), 398–408. doi:10.1093/geront/gnt054
  • United Nations. (2015). World population ageing (highlights). New York, NY: Author.
  • Ustün, T.B., Chatterji, S., Kostanjsek, N., Rehm, J., Kennedy, C., Epping-Jordan, J., … Pull, C. (2010). Developing the world health organization disability assessment schedule 2.0. Bulletin of the World Health Organization, 88(11), 815–823. doi:10.2471/BLT.09.067231
  • Vanoh, D., Shahar, S., Din, N.C., Omar, A., Vyrn, C.A., Razali, R., … Hamid, T.A. (2016). Predictors of poor cognitive status among older Malaysian adults: Baseline findings from the LRGS TUA cohort study. Aging Clinical and Experimental Research. doi:10.1007/s40520-016-0553-2
  • Wechsler, D. (1987). Manual for Wechsler memory scale -- Revised. San Antonio, TX: The Psychological Corporation.
  • Weston, A., Barton, C., Lesselyong, J., & Yaffe, K. (2012). Functional deficits among patients with mild cognitive impairment. Alzheimer's & Dementia, 7(6), 611–614. doi:10.1016/j.jalz.2010.12.011.Functional
  • World Health Organizaton. (1998). Definition, diagnosis and classification of diabetes mellitus and its complications. Part 1: Diagnosis and classification of diabetes mellitus provisional report of a WHO consultation. Diabetic Medicine, 15(7), 539–553. doi:10.1002/(SICI)1096-9136(199807)15:7<539::AID-DIA668>3.0.CO;2-S
  • World Health Organization. (2004). Appropriate body-mass index for Asian populations and its implications for policy and intervention strategies. Lancet, 363(9403), 157–163. 10.1002/(SICI)1096-9136(199807)15:7<539:AID-DIA668>3.0.CO;2-S
  • Wilson, R.S., Capuano, A.W., Boyle, P.A, Hoganson, G.M., Hizel, L.P., Shah, R.C., … Bennett, D.A. (2014). Clinical-pathologic study of depressive symptoms and cognitive decline in old age. Neurology, 83, 702–709. doi:10.1212/WNL.0000000000000715
  • Yaffe, K. (2007). Metabolic syndrome and cognitive disorders: Is the sum greater than its parts? Alzheimer Disease & Associated Disorders, 21(2), 167–171. doi:10.1097/WAD.0b013e318065bfd6
  • Yaffe, K., Blackwell, T., Whitmer, R.A, Krueger, K., & Barrett Connor, E. (2006). Glycosylated hemoglobin level and development of mild cognitive impairment or dementia in older women. The Journal of Nutrition, Health & Aging, 10(4), 293–295.
  • Yates, K.F., Sweat, V., Yau, P.L., Turchiano, M.M., & Convit, A. (2012). Impact of metabolic syndrome on cognition and brain: A selected review of the literature. Arteriosclerosis, Thrombosis, and Vascular Biology, 32(9), 2060–2067. doi:10.1161/ATVBAHA.112.252759
  • Yeh, S.-C.J., & Liu, Y.-Y. (2003). Influence of social support on cognitive function in the elderly. BMC Health Services Research, 3(1), 1. doi:10.1186/1472-6963-3-9
  • Yount, K.M. (2008). Gender, resources across the life course, and cognitive functioning in Egypt. Demography, 45(4), 907–926. doi:10.2307/25651482
  • Zahodne, L.B., Manly, J.J., MacKay-Brandt, A., & Stern, Y. (2013). Cognitive declines precede and predict functional declines in aging and Alzheimer's disease. PloS One, 8(9), e73645. doi:10.1371/journal.pone.0073645
  • Zambón, D., Quintana, M., Mata, P., Alonso, R., Benavent, J., Cruz-Sánchez, F., … Pappolla, M.A. (2010). Higher incidence of mild cognitive impairment in familial hypercholesterolemia. The American Journal of Medicine, 123(3), 267–274. doi:10.1016/j.amjmed.2009.08.015
  • Zhang, Z. (2006). Gender differentials in cognitive impairment and decline of the oldest old in China. The Journals of Gerontology Series B: Psychological Sciences and Social Sciences, 61(2), 107–115.
  • Zhang, M., Gale, S.D., Erickson, L.D., Brown, B.L., Woody, P., & Hedges, D.W. (2015). Cognitive function in older adults according to current socioeconomic status. Neuropsychology, Development, and Cognition. Section B, Aging, Neuropsychology and Cognition, 22(5), 534–543. doi:10.1080/13825585.2014.997663
  • Zunzunegui, M.-V., Alvarado, B.E., Del Ser, T., & Otero, A. (2003). Social networks, social integration, and social engagement determine cognitive decline in community-dwelling Spanish older adults. The Journals of Gerontology Series B: Psychological Sciences and Social Sciences, 58(2), 93–100. doi:10.1093/geronb/58.2.S93

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