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Appendix 1. Studies Included in Systematic Review and Meta-analysis.
A1. Brodaty H, Woodward M, Boundy K, Ames D, Balshaw R. PRIME Study Group. Prevalence and predictors of burden in caregivers of people with dementia. The American Journal of Geriatric Psychiatry. 2014; 22(8):756–65. https://doi.org/10.1016/j.jagp.2013.05.004.
A2. Campbell P, Wright J, Oyebode J, Job D, Crome P, Bentham P, et al. Determinants of burden in those who care for some-one with dementia. International Journal of Geriatric Psychiatry. 2008; 23(10):1078–85. https://doi.org/10.1002/gps.2071.
A3. Cheng S-T, Lam LCW, Kwok T. Neuropsychiatric symptom clusters of Alzheimer disease in Hong Kong Chinese: correlates with caregiver burden and depression. The American Journal of Geriatric Psychiatry. 2013; 21(10):1029–37. https://doi.org/10.1016/j.jagp.2013.01.041.
A4. Choi YO. A study on the care burden and service demand of the poverty families caring for the demented elderly. Journal of Korean Geriatric Psychiatry. 2005; 9(2):122–31.
A5. Cho E, Cho E, Kim S. Effects of family relationship on burden of family caregivers of older adult with dementia. Journal of the Korean Gerontological Society. 2010; 30(2):421–37.
A6. Han EJ, Na YK, Lee JS, Kwon J. Factors to influence the family caregivers' burden with the community-dwelling elderly under longterm care insurance system: comparison among sub-dimensions. Korea Social Policy Review. 2015; 22(2):61–96. https://doi.org/10.17000/kspr.22.2.201506.61.
A7. Han JW, Jeong H, Park JY, Kim TH, Lee DY, Lee DW, et al. Effects of social supports on burden in caregivers of people with dementia. International Psychogeriatrics. 2014; 26(10):1639–48. https://doi.org/10.1017/S1041610214001331.
A8. Kong E-H, Cho E, Song M. The burden and caregiving satisfaction of primary family caregivers of older adults with dementia: cultural and non-cultural predictors. Journal of the Korean Gerontological Society. 2009; 29(2):701–16.
A9. Lee E-H. Impact of family function in the burden of caregiving elderly dementia patients. Korean Journal of Gerontological Social Welfare. 2003; 19:173–97.
A10. Lee H-J. Influencing factors and caregiving burden among primary caregiver for demented elderly. Korean Journal of Care Work. 2006a; 2(1):33–60.
A11. Lee H-J. The effect of caregiver's burden for the dementia elderly by the use of daycare center. Journal of the Korean Gerontological Society. 2006b; 26(2):329–46.
A12. Lee Y, Kim H, Cho I. Factors influencing care burdens of caregivers of elders with dementia who request dementia domi-ciliary welfare services. Journal of Korean Academy of Fundamentals of Nursing. 2008; 15(3):274–83.
A13. Liu S, Li C, Shi Z, Wang X, Zhou Y, Liu S, et al. Caregiver burden and prevalence of depression, anxiety and sleep disturbances in Alzheimer's disease caregivers in China. Journal of Clinical Nursing. 2017; 26(9-10):1291–300. https://doi.org/10.1111/jocn.13601.
A14. Ma PS. A study on the people in charge of the demented- es-pecially people in the day care center or short stay service. [master's thesis]. Seoul: Ewha Womans University;1998. p. 1–93.
A15. Miller LA, Mioshi E, Savage S, Lah S, Hodges JR, Piguet O. Identifying cognitive and demographic variables that con-tribute to carer burden in dementia. Dementia and Geriatric Cognitive Disorders. 2013; 36(1-2):43–9. https://doi.org/10.1159/000347146.
A16. Mioshi E, Foxe D, Leslie F, Savage S, Hsieh S, Miller L, et al. The impact of dementia severity on caregiver burden in fron-totemporal dementia and Alzheimer disease. Alzheimer Disease & Associated Disorders. 2013; 27(1):68–73. https://doi.org/10.1097/WAD.0b013e318247a0bc. A17. Onishi, J, Suzuki Y, Umegaki H, Nakamura A, Endo H, Igu-chi A. Influence of behavioral and psychological symptoms of dementia (BPSD) and environment of care on caregivers' burden. Archives of Gerontology and Geriatrics. 2005; 41(2):159–68. https://doi.org/10.1016/j.archger.2005.01.004.
A18. Rosdinom R, Zarina MZN, Zanariah MS, Marhani M, Suzaily W. Behavioural and psychological symptoms of dementia, cognitive impairment and caregiver burden in patients with dementia. Preventive Medicine. 2013; 57:S67–9. https://doi.org/10.1016/j.ypmed.2012.12.025.
A19. Shin H, Youn J, Kim JS, Lee J-Y, Cho JW. Caregiver burden in Parkinson disease with dementia compared to Alzheimer disease in Korea. Journal of Geriatric Psychiatry and Neurology. 2012; 25(4):222–6. https://doi.org/10.1177/0891988712464819.
A20. Son YJ, Kang KS, Kim SJ. The home care need and the burden of a primary family care giver with senile dementia patients. Journal of Korean Academy of Community Health Nursing. 2000; 11(2):423–40.
A21. Song M-Y, Choe G-G. The decision factor on primary caregiver's burden for senile dementia elderly. Korean Journal of Gerontological Social Welfare. 2007; 37:131–60.
A22. Yoo IY, Kim M. Influencing factors on care burden in the caregivers of demented elderly. Journal of Korean Gerontological Nursing. 2006; 8(1):45–57.
A23. You KS. A study on the care burden of family caregivers for senile dementia. Journal of Korean Public Health Nursing. 2001; 15(1):125–47.
A24. Wang J, Xiao LD, He G-P, Ullah S, De Bellis A. Factors con-tributing to caregiver burden in dementia in a country without formal caregiver support. Aging & Mental health. 2014; 18(8):986–96. https://doi.org/10.1080/13607863.2014.899976.