World Population Ageing 2020 Highlights [https://www.un.org/development/desa/pd/news/world-population-ageing-2020-highlights].
Lin YY, Huang CS. Aging in Taiwan: building a Society for Active Aging and Aging in place. Gerontologist. 2016;56(2):176–83.
Petersen RC, Caracciolo B, Brayne C, Gauthier S, Jelic V, Fratiglioni L. Mild cognitive impairment: a concept in evolution. J Intern Med. 2014;275(3):214–28.
Hugo J, Ganguli M. Dementia and cognitive impairment: epidemiology, diagnosis, and treatment. Clin Geriatr Med. 2014;30(3):421–42.
Petersen RC, Smith GE, Waring SC, Ivnik RJ, Tangalos EG, Kokmen E. Mild cognitive impairment: clinical characterization and outcome. Arch Neurol. 1999;56(3):303–8.
Imtiaz B, Tolppanen AM, Kivipelto M, Soininen H. Future directions in Alzheimer's disease from risk factors to prevention. Biochem Pharmacol. 2014;88(4):661–70.
Dinu M, Colombini B, Pagliai G, Vannetti F, Pasquini G, Molino Lova R, et al. BMI, functional and cognitive status in a cohort of nonagenarians: results from the Mugello study. Eur Geriatr Med. 2021;12(2):379–86.
Rodríguez-Fernández JM, Danies E, Martínez-Ortega J, Chen WC. Cognitive decline, body mass index, and waist circumference in community-dwelling elderly participants. J Geriatr Psychiatry Neurol. 2017;30(2):67–76.
Seo YK, Won CW, Soh Y. Associations between body composition and cognitive function in an elderly Korean population: a cohort-based cross-sectional study. Medicine. 2021;100(9):e25027.
Vidyanti AN, Hardhantyo M, Wiratama BS, Prodjohardjono A, Hu CJ. Obesity is less frequently associated with cognitive impairment in elderly individuals: a cross-sectional study in Yogyakarta, Indonesia. Nutrients. 2020;12(2):367.
Yuan Y, Li J, Zhang N, Fu P, Jing Z, Yu C, et al. Body mass index and mild cognitive impairment among rural older adults in China: the moderating roles of gender and age. BMC Psychiatry. 2021;21(1):54.
Hou Q, Guan Y, Yu W, Liu X, Wu L, Xiao M, et al. Associations between obesity and cognitive impairment in the Chinese elderly: an observational study. Clin Interv Aging. 2019;14:367–73.
Liu Z, Yang H, Chen S, Cai J, Huang Z. The association between body mass index, waist circumference, waist-hip ratio and cognitive disorder in older adults. J Public Health (Oxford, England). 2019;41(2):305–12.
Liu X, Chen X, Hou L, Xia X, Hu F, Luo S, et al. Associations of body mass index, visceral fat area, waist circumference, and waist-to-hip ratio with cognitive function in Western China: results from WCHAT study. J Nutr Health Aging. 2021;25(7):903–8.
Zhang T, Yan R, Chen Q, Ying X, Zhai Y, Li F, et al. Body mass index, waist-to-hip ratio and cognitive function among Chinese elderly: a cross-sectional study. BMJ Open. 2018;8(10):e022055.
Spauwen PJ, Murphy RA, Jónsson PV, Sigurdsson S, Garcia ME, Eiriksdottir G, et al. Associations of fat and muscle tissue with cognitive status in older adults: the AGES-Reykjavik study. Age Ageing. 2017;46(2):250–7.
Noh HM, Oh S, Song HJ, Lee EY, Jeong JY, Ryu OH, et al. Relationships between cognitive function and body composition among community-dwelling older adults: a cross-sectional study. BMC Geriatr. 2017;17(1):259.
Papachristou E, Ramsay SE, Lennon LT, Papacosta O, Iliffe S, Whincup PH, et al. The relationships between body composition characteristics and cognitive functioning in a population-based sample of older British men. BMC Geriatr. 2015;15:172.
Bae S, Shimada H, Park H, Lee S, Makizako H, Doi T, et al. Association between body composition parameters and risk of mild cognitive impairment in older Japanese adults. Geriatr Gerontol Int. 2017;17(11):2053–9.
Gardener H, Caunca M, Dong C, Cheung YK, Rundek T, Elkind MSV, et al. Obesity measures in relation to cognition in the northern Manhattan study. J Alzheimer's Dis. 2020;78(4):1653–60.
Liang F, Fu J, Moore JB, Zhang X, Xu Y, Qiu N, et al. Body mass index, Waist Circumference, and Cognitive Decline Among Chinese Older Adults: A Nationwide Retrospective Cohort Study. Front Aging Neurosci. 2022;14:737532.
Kaul S, Rothney MP, Peters DM, Wacker WK, Davis CE, Shapiro MD, et al. Dual-energy X-ray absorptiometry for quantification of visceral fat. Obesity (Silver Spring, Md). 2012;20(6):1313–8.
Snijder MB, Visser M, Dekker JM, Seidell JC, Fuerst T, Tylavsky F, et al. The prediction of visceral fat by dual-energy X-ray absorptiometry in the elderly: a comparison with computed tomography and anthropometry. Int J Obes Relat Metab Disord. 2002;26(7):984–93.
Taylor AE, Kuper H, Varma RD, Wells JC, Bell JD, Radhakrishna KV, et al. Validation of dual energy X-ray absorptiometry measures of abdominal fat by comparison with magnetic resonance imaging in an Indian population. PLoS One. 2012;7(12):e51042.
Fried LP, Tangen CM, Walston J, Newman AB, Hirsch C, Gottdiener J, et al. Frailty in older adults: evidence for a phenotype. J Gerontol A Biol Sci Med Sci. 2001;56(3):M146–56.
Orme JG, Reis J, Herz EJ. Factorial and discriminant validity of the Center for Epidemiological Studies Depression (CES-D) scale. J Clin Psychol. 1986;42(1):28–33.
Folstein MF, Folstein SE, McHugh PR. "Mini-mental state". A practical method for grading the cognitive state of patients for the clinician. J Psychiatr Res. 1975;12(3):189–98.
Kim JI, Sunwoo MK, Sohn YH, Lee PH, Hong JY. The MMSE and MoCA for screening cognitive impairment in less educated patients with Parkinson's disease. J Move Disord. 2016;9(3):152–9.
Ren L, Zheng Y, Wu L, Gu Y, He Y, Jiang B, et al. Investigation of the prevalence of cognitive impairment and its risk factors within the elderly population in Shanghai, China. Sci Rep. 2018;8(1):3575.
Hosmer DW Jr, Lemeshow S, Sturdivant RX. Applied logistic regression, vol. 398: Wiley; 2013.
Ellulu MS, Patimah I, Khaza'ai H, Rahmat A, Abed Y. Obesity and inflammation: the linking mechanism and the complications. Arch Med Sci. 2017;13(4):851–63.
Kahn BB, Flier JS. Obesity and insulin resistance. J Clin Invest. 2000;106(4):473–81.
Sun L, Ma L, Ma Y, Zhang F, Zhao C, Nie Y. Insights into the role of gut microbiota in obesity: pathogenesis, mechanisms, and therapeutic perspectives. Protein Cell. 2018;9(5):397–403.
Anjum I, Fayyaz M, Wajid A, Sohail W, Ali A. Does obesity increase the risk of dementia: a literature review. Cureus. 2018;10(5):e2660.
Sperling RA, Aisen PS, Beckett LA, Bennett DA, Craft S, Fagan AM, et al. Toward defining the preclinical stages of Alzheimer's disease: recommendations from the National Institute on Aging-Alzheimer's Association workgroups on diagnostic guidelines for Alzheimer's disease. Alzheimer’s Dementia. 2011;7(3):280–92.
Masdeu JC, Kreisl WC, Berman KF. The neurobiology of Alzheimer disease defined by neuroimaging. Curr Opin Neurol. 2012;25(4):410–20.
Gustafson D. Adiposity indices and dementia. Lancet Neurol. 2006;5(8):713–20.
Gustafson D. A life course of adiposity and dementia. Eur J Pharmacol. 2008;585(1):163–75.
Pedditzi E, Peters R, Beckett N. The risk of overweight/obesity in mid-life and late life for the development of dementia: a systematic review and meta-analysis of longitudinal studies. Age Ageing. 2016;45(1):14–21.
Hsu CL, Voss MW, Best JR, Handy TC, Madden K, Bolandzadeh N, et al. Elevated body mass index and maintenance of cognitive function in late life: exploring underlying neural mechanisms. Front Aging Neurosci. 2015;7:155.
Oomura Y, Hori N, Shiraishi T, Fukunaga K, Takeda H, Tsuji M, et al. Leptin facilitates learning and memory performance and enhances hippocampal CA1 long-term potentiation and CaMK II phosphorylation in rats. Peptides. 2006;27(11):2738–49.
Harvey J, Solovyova N, Irving A. Leptin and its role in hippocampal synaptic plasticity. Prog Lipid Res. 2006;45(5):369–78.
Gray DS, Fujioka K. Use of relative weight and body mass index for the determination of adiposity. J Clin Epidemiol. 1991;44(6):545–50.
Wu S, Wang R, Jiang A, Ding Y, Wu M, Ma X, et al. Abdominal obesity and its association with health-related quality of life in adults: a population-based study in five Chinese cities. Health Qual Life Outcomes. 2014;12:100.