References
- Baker, L.A., Cahalin, L.P., Gerst, K., & Burr, J.A. (2005). Productive activities and subjective well-being among older adults: The influence of number of activities and time commitment. Social Indicators Research, 73(3), 431–458. doi:10.1007/s11205-005-0805-6
- Barnett, R.C., & Gareis, K.C. (2006). Role theory perspectives on work and family. In M. Pitt-Catsouphes, E.E. Kossek, & S. Sweet (Eds.), The work and family handbook: Multi-disciplinary perspectives and approaches (pp. 209–221). New Jersey: Routledge.
- Bass, S., & Caro, F. (1996). Theoretical perspectives on productive aging. In W.H. Crown (Ed.), Handbook on employment and the elderly (pp. 262–275). Westport, CT: Greenwood Publishing Group.
- Biddle, B.J. (2013). Role theory: Expectations, identities, and behaviors. New York, NY: Academic Press.
- Blekesaune, M., Bryan, M., & Taylor, M. (2008). Life-course events and later-life employment. Norwich: Corporate Document Services.
- Burr, J.A., Choi, N.G., Mutchler, J.E., & Caro, F.G. (2005). Caregiving and volunteering: Are private and public helping behaviors linked? The Journals of Gerontology Series B: Psychological Sciences and Social Sciences, 60(5), S247–S256.
- Burr, J.A., Mutchler, J.E., & Caro, F.G. (2007). Productive activity clusters among middle-aged and older adults: Intersecting forms and time commitments. The Journals of Gerontology Series B: Psychological Sciences and Social Sciences, 62(4), S267–S275.
- Bush, D.M., & Simmons, R.G. (1990). Socialization processes over the life course. In M. Rosenberg & R.H. Turner (Eds.), Social psychology: Sociological perspectives (pp. 133–164). Piscataway, NJ: Transaction Publishers.
- Calvo, E. (2006). Does working longer make people healthier and happier? Issue Brief WOB, 2, 01–08.
- Chen, H., & Mui, A.C. (2014). Factorial validity of the center for epidemiologic studies depression scale short form in older population in China. International Psychogeriatrics, 26(1), 49–57.
- Choi, N.G., & Bohman, T.M. (2007). Predicting the changes in depressive symptomatology in later life: How much do changes in health status, marital and caregiving status, work and volunteering, and health-related behaviors contribute? Journal of Aging and Health, 19(1), 152–177. doi:10.1177/0898264306297602
- Choi, N.G., Burr, J.A., Mutchler, J.E., & Caro, F.G. (2007). Formal and informal volunteer activity and spousal caregiving among older adults. Research on Aging, 29(2), 99–124. doi: 10.1177/0164027506296759
- Choi, K.S., Stewart, R., & Dewey, M. (2013). Participation in productive activities and depression among older Europeans: Survey of Health, Ageing and Retirement in Europe (SHARE). International Journal of Geriatric Psychiatry, 28(11), 1157–1165.
- Chumbler, N.R., Pienta, A.M., & Dwyer, J.W. (2004). The depressive symptomatology of parent care among the near elderly: The influence of multiple role commitments. Research on Aging, 26(3), 330–351. doi:10.1177/0164027503262425
- Diggle, P., Heagerty, P., Liang, K.-Y., & Zeger, S. (2013). Analysis of longitudinal data. Oxford: Oxford University Press.
- Gonzales, E., Matz-Costa, C., & Morrow-Howell, N. (2015). Increasing opportunities for the productive engagement of older adults: A response to population aging. The Gerontologist, 55(2), 252–261.
- Goode, W.J. (1960). A theory of role strain. American Sociological Review, 25, 483–496.
- Gordon, J.R., Pruchno, R.A., Wilson-Genderson, M., Murphy, W.M., & Rose, M. (2012). Balancing caregiving and work: Role conflict and role strain dynamics. Journal of Family Issues, 33(5), 662–689. doi:10.1177/0192513x11425322
- Greenfield, E.A., & Marks, N.F. (2004). Formal volunteering as a protective factor for older adults' psychological well-being. The Journals of Gerontology Series B: Psychological Sciences and Social Sciences, 59(5), S258–S264.
- Hao, Y.N. (2008). Productive activities and psychological well-being among older adults. Journals of Gerontology Series B-Psychological Sciences and Social Sciences, 63(2), S64–S72.
- He, G., Xie, J.-f., Zhou, J.-d., Zhong, Z.-q., Qin, C.-x., & Ding, S.-q. (2016) Depression in left-behind elderly in rural China: Prevalence and associated factors. Geriatrics & Gerontology International, 16, 638–643. doi: 10.1111/ggi.12518
- Herzog, A.R., Kahn, R.L., Morgan, J.N., Jackson, J.S., & Antonucci, T.C. (1989). Age differences in productive activities. Journal of Gerontology, 44(4), S129–S138.
- Hinterlong, J., Morrow-Howell, N., & Sherraden, M. (2001). Productive ageing–principles and perspectives. In J. Hinterlong, N. Morrow-Howell, & M. Sherraden (Eds.), Productive ageing. Concepts and challenges (pp. 3–18). Baltimore: Johns Hopkins University Press.
- Hsiao, H.-Y., Xu, L., Chi, I., & Silverstein, M. (2013). Does productive role occupancy prevent depression among older rural Chinese adults? A latent difference score analysis. Aging & Mental Health, 18(1), 51–58. doi:10.1080/13607863.2013.771614
- Hsu, Y.H., Liang, C.K., Chou, M.Y., Liao, M.C., Lin, Y.T., Chen, L.K., & Lo, Y.K. (2014). Association of cognitive impairment, depressive symptoms and sarcopenia among healthy older men in the veterans retirement community in southern Taiwan: A cross‐sectional study. Geriatrics & Gerontology International, 14(S1), 102–108.
- Jegermalm, M., & Grassman, E.J. (2013). Links between informal caregiving and volunteering in Sweden: A 17-year perspective. European Journal of Social Work, 16(2), 205–219.
- Jegermalm, M., & Jeppsson Grassman, E. (2009). Caregiving and volunteering among older people in Sweden—Prevalence and profiles. Journal of Aging & Social Policy, 21(4), 352–373.
- Jung, Y. (2011). Engagement in productive activities and well-being in later life (Dissertation). University of California, Berkeley.
- Ling, D.C., & Chi, I. (2008). Determinants of work among older adults in urban China. Australas J Ageing, 27(3), 126–133. doi:10.1111/j.1741-6612.2008.00307.x
- Liu, H., & Lou, W.Q. (2016). Patterns of productive activity engagement among older adults in urban China. European Journal of Ageing, 13, 1–12. doi: 10.1007/s10433-016-0387-y
- Lo, Y., Mendell, N.R., & Rubin, D.B. (2001). Testing the number of components in a normal mixture. Biometrika, 88(3), 767–778.
- Long, L.-l., Chen, X., Zhao, Y., Li, F., Li, L., & Wang, T. (2007). Study on relationship between depression and quality of life for elderly population. Chinese Journal of Public Health, 23(3), 266–267.
- Lum, T.Y. (2013). Advancing research on productive aging activities in greater Chinese societies. Ageing International, 38(2), 171–178. doi:10.1007/s12126-012-9171-2
- Marks, N.F. (1998). Does it hurt to care? Caregiving, work-family conflict, and midlife well-being. Journal of Marriage and Family, 60(4), 951–966. doi:10.2307/353637
- Morrow-Howell, N. (2010). Volunteering in later life: Research frontiers. Journals of Gerontology Series B-Psychological Sciences and Social Sciences, 65(4), 461–469. doi:10.1093/geronb/gbq024
- Morrow-Howell, N., Hinterlong, J., & Sherraden, M. (2001). Productive aging: Theoretical choices and directions. In J. Hinterlong, N. Morrow-Howell, & M. Sherraden (Eds.), Productive aging: Concepts and challenges (pp. 260–284). Baltimore: Johns Hopkins University Press.
- Morrow-Howell, N., Putnam, M., Lee, Y.S., Greenfield, J.C., Inoue, M., & Chen, H. (2014). An investigation of activity profiles of older adults. Journals of Gerontology Series B-Psychological Sciences and Social Sciences, 69(5), 809–821. doi:10.1093/geronb/gbu002
- Morrow-Howell, N., & Wang, Y. (2013). Productive engagement of older adults: Elements of a cross-cultural research agenda. Ageing International, 38(2), 159–170.
- Muthén, L.K., & Muthén, B.O. (2010). Mplus (version 6.1)[Computer software]. Los Angeles, CA: Muthén & Muthén.
- Nylund, K.L., Asparouhov, T., & Muthén, B.O. (2007). Deciding on the number of classes in latent class analysis and growth mixture modeling: A Monte Carlo simulation study. Structural Equation Modeling, 14(4), 535–569.
- Peng Hui, F. (2009). Investigation of the influence of social support on depressive symptom among the elderly in Shanghai. Chinese Journal of Health Education, 25, 92–94.
- Radloff, L.S. (1977). The CES-D scale: A self-report depression scale for research in the general population. Applied Psychological Measurement, 1(3), 385–401.
- Rozario, P.A., Morrow-Howell, N., & Hinterlong, J.E. (2004). Role enhancement or role strain assessing the impact of multiple productive roles on older caregiver well-being. Research on Aging, 26(4), 413–428.
- Sieber, S.D. (1974). Toward a theory of role accumulation. American Sociological Review, 39, 567–578.
- Snyder, H.R. (2013). Major depressive disorder is associated with broad impairments on neuropsychological measures of executive function: a meta-analysis and review. Psychological Bulletin, 139(1), 81–132.
- Sugihara, Y., Sugisawa, H., Shibata, H., & Harada, K. (2008). Productive roles, gender, and depressive symptoms: Evidence from a national longitudinal study of late-middle-aged Japanese. The Journals of Gerontology Series B: Psychological Sciences and Social Sciences, 63(4), P227–P234.
- Szinovacz, M.E., & Davey, A. (2004). Retirement transitions and spouse disability: Effects on depressive symptoms. The Journals of Gerontology Series B: Psychological Sciences and Social Sciences, 59(6), S333–S342.
- Tsang, H.W., Tsang, W.W., Jones, A.Y., Fung, K.M., Chan, A.H., Chan, E.P., & Au, D.W. (2013). Psycho-physical and neurophysiological effects of qigong on depressed elders with chronic illness. Aging & Mental Health, 17(3), 336–348.
- Van Willigen, M. (2000). Differential benefits of volunteering across the life course. The Journals of Gerontology Series B: Psychological Sciences and Social Sciences, 55(5), S308–S318.
- Wahrendorf, M., Ribet, C., Zins, M., & Siegrist, J. (2008). Social productivity and depressive symptoms in early old age–results from the GAZEL study. Aging and Mental Health, 12(3), 310–316.
- Wang, Q., Jayasuriya, R., Man, W. Y.N., & Fu, H. (2015). Does functional disability mediate the pain–depression relationship in older adults with osteoarthritis? A longitudinal study in China. Asia-Pacific Journal of Public Health, 27(2), NP382–NP391.
- Xu, C., Sun, J., Ji, F., Tian, X., Duan, H., Zhai, Y., … Zhao, Z. (2015). The genetic basis for cognitive ability, memory, and depression symptomatology in middle-aged and elderly Chinese twins. Twin Research and Human Genetics, 18(01), 79–85.
- Yang, Y.-L., Liu, L., Wang, Y., Wu, H., Yang, X.-S., Wang, J.-N., & Wang, L. (2013). The prevalence of depression and anxiety among Chinese adults with cancer: A systematic review and meta-analysis. BMC Cancer, 13(1), 1.
- Yu, J., Li, J., Cuijpers, P., Wu, S., & Wu, Z. (2012). Prevalence and correlates of depressive symptoms in Chinese older adults: A population-based study. International Journal of Geriatric Psychiatry, 27(3), 305–312. doi:10.1002/gps.2721
- Zaninotto, P., Breeze, E., McMunn, A., & Nazroo, J. (2013). Socially productive activities, reciprocity and well-being in early old age: Gender-specific results from the English Longitudinal Study of Ageing (ELSA). Journal of Population Ageing, 6(1–2), 47–57.
- Zhang, X., Xu, H., Gu, J., Lau, J.T.F., Hao, C., Zhao, Y., … Hao, Y. (2016). Depression, suicidal ideation, and related factors of methadone maintenance treatment users in Guangzhou, China. AIDS Care, 28(7), 1–6. doi:10.1080/09540121.2015.1124981
- Zhao, Y., Strauss, J., Yang, G., Giles, J., Hu, P., Hu, Y., … Wang, Y. (2013). China health and retirement longitudinal study – 2011-2012 national baseline users’ guide. Beijing: National School of Development, Peking University.