A prospective association between social isolation and cognitive performance among older adults in Europe: the role of loneliness and poor oral health

References

• Ament, B. H. L., de Vugt, M. E., Verhey, F. R. J., & Kempen, G. (2014). Are physically frail older persons more at risk of adverse outcomes if they also suffer from cognitive, social, and psychological frailty? European Journal of Ageing, 11(3), 213–219. https://doi.org/10.1007/s10433-014-0308-x
   PubMed Web of Science ®Google Scholar
• Asher, S., Stephen, R., Mäntylä, P., Suominen, A. L., & Solomon, A. (2022). Periodontal health, cognitive decline, and dementia: A systematic review and meta-analysis of longitudinal studies. Journal of the American Geriatrics Society, 70(9), 2695–2709. https://doi.org/10.1111/jgs.17978
   PubMed Web of Science ®Google Scholar
• Bernabé, E., de Oliveira, C., de Oliveira Duarte, Y. A., Bof de Andrade, F., & Sabbah, W. (2023). Social participation and tooth loss, vision, and hearing impairments among older Brazilian adults. Journal of the American Geriatrics Society, 71(10), 3152–3162. https://doi.org/10.1111/jgs.18423
   PubMed Web of Science ®Google Scholar
• Börsch-Supan, A. (2022). Survey of health, ageing and retirement in Europe (SHARE) Wave 6. Release version: 8.0.0. SHARE-ERIC. Data set. https://doi.org/10.6103/SHARE.w6.800
   Google Scholar
• Börsch-Supan, A., Brandt, M., Hunkler, C., Kneip, T., Korbmacher, J., Malter, F., Schaan, B., Stuck, S., & Zuber, S. (2013). Data resource profile: The Survey of Health, Ageing and Retirement in Europe (SHARE). International Journal of Epidemiology, 42(4), 992–1001. https://doi.org/10.1093/ije/dyt088
   PubMed Web of Science ®Google Scholar
• Bzdok, D., & Dunbar, R. (2020). The neurobiology of social distance. Trends in Cognitive Sciences, 24(9), 717–733. https://doi.org/10.1016/j.tics.2020.05.016
   PubMed Web of Science ®Google Scholar
• Cardona, M., & Andrés, P. (2023). Are social isolation and loneliness associated with cognitive decline in ageing? Frontiers in Aging Neuroscience, 15, 1075563. https://doi.org/10.3389/fnagi.2023.1075563
   PubMed Web of Science ®Google Scholar
• Cerutti-Kopplin, D., Emami, E., Hilgert, J. B., Hugo, F. N., & Padilha, D. M. P. (2015). Cognitive status of edentate elders wearing complete denture: Does quality of denture matters? Journal of Dentistry, 43(9), 1071–1075. https://doi.org/10.1016/j.jdent.2015.07.008
   PubMed Web of Science ®Google Scholar
• Cheke, L. G., & Clayton, N. S. (2013). Do different tests of episodic memory produce consistent results in human adults? Learning & Memory (Cold Spring Harbor, N.Y.), 20(9), 491–498. https://doi.org/10.1101/lm.030502.113
   PubMed Web of Science ®Google Scholar
• Cole, D. A., & Maxwell, S. E. (2003). Testing mediational models with longitudinal data: Questions and tips in the use of structural equation modeling. Journal of Abnormal Psychology, 112(4), 558–577. https://doi.org/10.1037/0021-843X.112.4.558
   PubMed Web of Science ®Google Scholar
• Coyle, C. E., & Dugan, E. (2012). Social isolation, loneliness and health among older adults. Journal of Aging and Health, 24(8), 1346–1363. https://doi.org/10.1177/0898264312460275
   PubMed Web of Science ®Google Scholar
• Fang, W. L., Jiang, M. J., Gu, B. B., Wei, Y. M., Fan, S. N., Liao, W., Zheng, Y. Q., Liao, S. W., Xiong, Y., Li, Y., Xiao, S. H., & Liu, J. (2018). Tooth loss as a risk factor for dementia: Systematic review and meta-analysis of 21 observational studies. BMC Psychiatry, 18(1), 345. https://doi.org/10.1186/s12888-018-1927-0
   PubMedGoogle Scholar
• Hajek, A., Kretzler, B., & König, H. H. (2022). Oral Health, Loneliness and Social Isolation. A Systematic Review and Meta-Analysis. J Nutr Health Aging. 26(7), 675–680. https://doi.org/10.1007/s12603-022-1806-8
   Google Scholar
• Hayes, A. F. (2012). PROCESS [Macro]. http://afhayes.com/ introduction-to-mediation-moderation-and-conditional-process-analysis.html
   Google Scholar
• Henry, J. D., Crawford, J. R., & Phillips, L. H. (2004). Verbal fluency performance in dementia of the Alzheimer’s type: A meta-analysis. Neuropsychologia, 42(9), 1212–1222. https://doi.org/10.1016/j.neuropsychologia.2004.02.001
   PubMed Web of Science ®Google Scholar
• Holwerda, T. J., Deeg, D. J., Beekman, A. T., 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(2), 135–142. https://doi.org/10.1136/jnnp-2012-302755
   PubMed Web of Science ®Google Scholar
• Hughes, M. E., Waite, L. J., Hawkley, L. C., & Cacioppo, J. T. (2004). A short scale for measuring loneliness in large surveys. Research on Aging, 26(6), 655–672.
   Google Scholar
• Katz, S., Down, T. D., Cash, H. R., & Grotz, R. C. (1970). Progress in the development of the index of ADL. The Gerontologist, 10(1), 20–30. https://doi.org/10.1093/geront/10.1_part_1.20
   PubMed Web of Science ®Google Scholar
• Khalaila, R., Vitman- Schorr, A., & Cohn-Schwartz, E. (2021). A prospective association between tooth status and cognitive performance among older adults in Europe. Aging & Mental Health, 26(3), 499–506. https://doi.org/10.1080/13607863.2021.1891201
   PubMed Web of Science ®Google Scholar
• Lam, J., Murray, E., Yu, K., Ramsey, M., Nguyen, T., Mishra, J., Martis, B., Thomas, M. L., & Lee, E. E. (2021). Neurobiology of loneliness: A systematic review. Neuropsychopharmacology: Official Publication of the American College of Neuropsychopharmacology, 46(11), 1873–1887. https://doi.org/10.1038/s41386-021-01058-7
   PubMed Web of Science ®Google Scholar
• Li, J., Xu, H., Pan, W., & Wu, B. (2017). Association between tooth loss and cognitive decline: A 13-year longitudinal study of Chinese older adults. PloS One, 12(2), e0171404. https://doi.org/10.1371/journal.pone.0171404
   PubMed Web of Science ®Google Scholar
• Li, L., Zhang, Q., Yang, D., Yang, S., Zhao, Y., Jiang, M., Wang, X., Zhao, L., Liu, Q., Lu, Z., Zhou, X., Gan, Y., & Wu, C. (2023). Tooth loss and the risk of cognitive decline and dementia: A meta-analysis of cohort studies. Frontiers in Neurology, 14, 1103052. https://doi.org/10.3389/fneur.2023.1103052
   PubMed Web of Science ®Google Scholar
• Listl, S. (2014). Oral health conditions and cognitive functioning in middle and later adulthood. BMC Oral Health, 14(1), 70. https://doi.org/10.1186/1472-6831-14-70
   PubMedGoogle Scholar
• Matthews, J. C., You, Z., Wadley, V. G., Cushman, M., & Howard, G. (2011). The association between self-reported tooth loss and cognitive function in the REasons for Geographic And Racial Differences in Stroke study – An assessment of potential pathways. Journal of the American Dental Association (1939), 142(4), 379–390. https://doi.org/10.14219/jada.archive.2011.0192
   PubMed Web of Science ®Google Scholar
• Palmer, B. W. (2019). The effects of loneliness and social isolation on cognitive functioning in older adults: A need for nuanced assessments. International Psychogeriatrics, 31(4), 447–449. https://doi.org/10.1017/S1041610218001849
   PubMed Web of Science ®Google Scholar
• Penninkilampi, R., Casey, A. N., Singh, M. F., & Brodaty, H. (2018). The association between social engagement, loneliness, and risk of dementia: A systematic review and meta-analysis. Journal of Alzheimer’s Disease: JAD, 66(4), 1619–1633. https://doi.org/10.3233/JAD-180439
   PubMed Web of Science ®Google Scholar
• Preacher, K. J., & Hayes, A. F. (2008). Asymptotic and resampling strategies for assessing and comparing indirect effects in multiple mediator models. Behavior Research Methods, 40(3), 879–891. https://doi.org/10.3758/brm.40.3.879
   PubMed Web of Science ®Google Scholar
• Qi, X., Pei, Y., Wang, K., Han, S., & Wu, B. (2023). Social isolation, loneliness and accelerated tooth loss among Chinese older adults: A longitudinal study. Community Dentistry and Oral Epidemiology, 51(2), 201–210. https://doi.org/10.1111/cdoe.12727
   PubMed Web of Science ®Google Scholar
• Schwartz, E., Khalaila, R., & Litwin, H. (2019). Contact frequency and cognitive health among older adults in Israel. Aging & Mental Health, 23(8), 1008–1016. 10.1080/13607863.2018.1459472
   PubMed Web of Science ®Google Scholar
• Saito, S., Ohi, T., Murakami, T., Komiyama, T., Miyoshi, Y., Endo, K., Satoh, M., Asayama, K., Inoue, R., Kikuya, M., Metoki, H., Imai, Y., Ohkubo, T., & Hattori, Y. (2018). Association between tooth loss and cognitive impairment in community dwelling older Japanese adults: A 4-year prospective cohort study from the Ohasama study. BMC Oral Health, 18(1), 142. https://doi.org/10.1186/s12903-018-0602-7
   PubMedGoogle Scholar
• Shen, T., Lv, J., Wang, L., Wang, W., & Zhang, D. (2016). Association between tooth loss and dementia among older people: A meta-analysis. International Journal of Geriatric Psychiatry, 31(8), 953–955. https://doi.org/10.1002/gps.4396
   PubMed Web of Science ®Google Scholar
• Shen, C., Rolls, E., Cheng, W., Kang, J., Dong, G., Xie, C., Zhao, X. M., Sahakian, B., & Feng, J. (2022). Associations of social isolation and loneliness with later dementia. Neurology, 99(2), e164–e175. https://doi.org/10.1212/WNL.0000000000200583
   PubMed Web of Science ®Google Scholar
• Scholey, A. B., Harper, S., & Kennedy, D. O. (2001). Cognitive demand and blood glucose. Physiology & Behavior, 73(4), 585–592. https://doi.org/10.1016/s0031-9384(01)00476-0
   PubMed Web of Science ®Google Scholar
• Steptoe, A., Shankar, A., Demakakos, P., & Wardle, J. (2013). Social isolation, loneliness, and all-cause mortality in older men and women. Proceedings of the National Academy of Sciences of the United States of America, 110(15), 5797–5801. https://doi.org/10.1073/pnas.1219686110
   PubMed Web of Science ®Google Scholar
• Stern, Y. (2012). Cognitive reserve in ageing and Alzheimer’s disease. The Lancet. Neurology, 11(11), 1006–1012. https://doi.org/10.1016/S1474-4422(12)70191-6
   PubMed Web of Science ®Google Scholar
• Sutin, A. R., Stephan, Y., Luchetti, M., & Terracciano, A. (2020). Loneliness and risk of dementia. The Journals of Gerontology. Series B, Psychological Sciences and Social Sciences, 75(7), 1414–1422. https://doi.org/10.1093/geronb/gby112
   PubMed Web of Science ®Google Scholar
• Takahashi, S., Naganuma, T., Kurita, N., Omae, K., Ohnishi, T., Yoshioka, T., Ito, F., Takeshima, T., Fukuma, S., Hamaguchi, S., & Fukuhara, S.; Sukagawa Study Group. (2023). Social Isolation/Loneliness and Tooth Loss in Community-Dwelling Older Adults: The Sukagawa Study. Innov Aging, 7(6), igad065. https://doi.org/10.1093/geroni/igad065
   Google Scholar
• Tsakos, G., Sabbah, W., Chandola, T., Newton, T., Kawachi, I., Aida, J., Sheiham, A., Marmot, M. G., & Watt, R. G. (2013). Social relationships and oral health among adults aged 60 years or older. Psychosomatic Medicine, 75(2), 178–186. https://doi.org/10.1097/PSY.0b013e31827d221b
   PubMed Web of Science ®Google Scholar
• Tsakos, G., Watt, R. G., Rouxel, P. L., de Oliveira, C., & Demakakos, P. (2015). Tooth loss associated with physical and cognitive decline in older adults. Journal of the American Geriatrics Society, 63(1), 91–99. https://doi.org/10.1111/jgs.13190
   PubMed Web of Science ®Google Scholar
• Valtorta, N., & Hanratty, B. (2012). Loneliness, isolation and the health of older adults: Do we need a new research agenda? Journal of the Royal Society of Medicine, 105(12), 518–522. https://doi.org/10.1258/jrsm.2012.120128
   PubMed Web of Science ®Google Scholar
• Weaver, A. N., & Jaeggi, S. M. (2021). Activity engagement and cognitive performance amongst older adults. Frontiers in Psychology, 12, 620867. https://doi.org/10.3389/fpsyg.2021.620867
   PubMed Web of Science ®Google Scholar
• Weijenberg, R. A. F., Scherder, E. J. A., & Lobbezoo, F. (2011). Mastication for the mind – the relationship between mastication and cognition in ageing and dementia. Neuroscience and Biobehavioral Reviews, 35(3), 483–497. https://doi.org/10.1016/j.neubiorev.2010.06.002
   PubMed Web of Science ®Google Scholar
• Wilson, R. S., Krueger, K. R., Arnold, S. E., Schneider, J. A., Kelly, J. F., Barnes, L. L., Tang, Y., & Bennett, D. A. (2007). Loneliness and risk of Alzheimer disease. Archives of General Psychiatry, 64(2), 234–240. https://doi.org/10.1001/archpsyc.64.2.234
   PubMed Web of Science ®Google Scholar
• Wilson, R. S., Mendes De Leon, C. F., Barnes, L. L., Schneider, J. A., Bienias, J. L., Evans, D. A., & Bennett, D. A. (2002). Participation in cognitively stimulating activities and risk of incident Alzheimer disease. JAMA, 287(6), 742–748. 10.1001/jama.287.6.742
   PubMed Web of Science ®Google Scholar
• Winning, L., Naseer, A., De Looze, C., Knight, S. P., Kenny, R. A., & O’Connell, B. (2022). Tooth loss and cognitive decline in community dwelling older Irish adults: A cross-sectional cohort study. Journal of Dentistry, 119, 104077. https://doi.org/10.1016/j.jdent.2022.104077
   PubMed Web of Science ®Google Scholar
• Yaffe, K., Fiocco, A. J., Lindquist, K., Vittinghoff, E., Simonsick, E. M., Newman, A. B., Satterfield, S., Rosano, C., Rubin, S. M., Ayonayon, H. N., & Harris, T. B, Health ABC Study. (2009). Predictors of maintaining cognitive function in older adults: The Health ABC study. Neurology, 72(23), 2029–2035. https://doi.org/10.1212/WNL.0b013e3181a92c36
   PubMed Web of Science ®Google Scholar
• Yamamoto, T., Kondo, K., Hirai, H., Nakade, M., Aida, J., & Hirata, Y. (2012). Association between self-reported dental health status and the onset of dementia: A 4-year prospective cohort study of older Japanese adults from the Aichi Gerontological Evaluation Study (AGES) Project. Psychosomatic Medicine, 74(3), 241–248. https://doi.org/10.1097/PSY.0b013e318246dffb
   PubMed Web of Science ®Google Scholar
• Yates, L. A., Ziser, S., Spector, A., & Orrell, M. (2016). Cognitive leisure activities and future risk of cognitive impairment and dementia: Systematic review and meta-analysis. International Psychogeriatrics, 28(11), 1791–1806. https://doi.org/10.1017/S1041610216001137
   PubMed Web of Science ®Google Scholar
• Yu, B., Steptoe, A., Chen, Y., & Jia, X. (2021). Social isolation, rather than loneliness, is associated with cognitive decline in older adults: The China Health and Retirement Longitudinal Study. Psychological Medicine, 51(14), 2414–2421. https://doi.org/10.1017/S0033291720001014
   PubMed Web of Science ®Google Scholar
• Yun, S., Ogawa, N., Izutsu, M., & Yuki, M. (2023). The association between social isolation and oral health of community-dwelling older adults-A systematic review. Jpn J Nurs Sci, 20(3), e12524. https://doi.org/10.1111/jjns.12524
   Google Scholar
• Zhang, X. M., Wu, X., & Chen, W. (2022). The association between number of teeth and cognitive frailty in older adults: A cross-sectional study. The Journal of Nutrition, Health & Aging, 26(5), 430–438. https://doi.org/10.1007/s12603-022-1783-y
   PubMed Web of Science ®Google Scholar