1. Berry JO, Jones WH. The Parental Stress Scale: Initial psychometric evidence. J Soc Pers Relat. 1995; 12(3):463–472.
Article
2. Cheo HJ. The comparison of grandmothers'subjective health status, depression, quality of life and conflict with their children depending on whether raising grandchildren or not. Chuncheon: Kangwon National University;2011. Unpublished master's thesis.
3. Choi YJ, Park YS, Kim C, Chang YK. Evaluation of functional ability and nutritional risk according to Self-Rated Health (SRH) of the elderly in Seoul and Kyunggi-do. Korean J Nutr. 2004; 37(3):223–235.
4. Conway P, Boeckel J, Shuster L, Wages J. Grandparent caregivers' use of resources and services, level of burden, and factors that mediate their relationships. J Intergener Relatsh. 2010; 8(2):128–144.
Article
5. Cooney TM, An JS. Women in the middle: Generational position and grandmothers' adjustment to raising grandchildren. J Women Aging. 2006; 18(2):3–24.
Article
6. Faul F, Erdfelder E, Lang AG, Buchner A. G*Power 3: A flexible statistical power analysis program for the social, behavioral, and biomedical sciences. Behav Res Methods. 2007; 39(2):175–191.
7. Gerard JM, Landry-Meyer L, Roe JG. Grandparents raising grandchildren: the role of social support in coping with caregiving challenges. Int J Aging Hum Dev. 2006; 62(4):359–383.
Article
8. Kelley SJ, Whitley DM, Campos PE. Grandmothers raising grandchildren: Results of an intervention to improve health outcomes. J Nurs Scholarsh. 2010; 42(4):379–386.
Article
9. Kim CG, Park HJ. Factors influencing life satisfaction among the senior welfare center elderly. J Korean Acad Adult Nurs. 2007; 19(4):535–546.
10. Kim HS. A study of the influence of grandparent's attitude to bring up, care stress on grandchildren's adjustment in grandparent-grandchildren family. J Korean Soc Child Welf. 2004; 18:85–117.
11. Kim M. A study of the caregiving burden on grandmothers who raise their grandchildren: A phenomenological research. J Korean Acad Nurs. 2007; 37(6):914–923.
Article
12. Kwon IS. The relationship between the burden and the social support of grandmothers caring their grandchildren. Korean J Child Health Nurs. 2000; 6(2):212–223.
13. Kwon JY. Parents' perception of very early education for young children as related to parenting stress and children's behavior problems. J Future Early Child Educ. 2007; 14(2):1–19.
14. Leder S, Grinstead LN, Torres E. Grandparets raising grandchildren stressors, social support, and health outcomes. J Fam Nurs. 2007; 13(3):333–352.
15. Lo M, Liu YH. Quality of life among older grandparent caregivers: a pilot study. J Adv Nurs. 2009; 65(7):1475–1484.
Article
17. Mossey JM, Shapiro E. Self-rated health: A predictor of mortality among the elderly. Am J Public Health. 1982; 72(8):800–808.
Article
18. Musil CM, Gordon NL, Warner CB, Zauszniewski JA, Standing T, Wykle M. Grandmothers and caregiving to grandchildren: Continuity, change, and outcomes over 24 months. Gerontologist. 2011; 51(1):86–100.
Article
19. Oh JN. Care stress and quality of life of grandmothers daring for their grandchildren in employment mother's home. J Korean Acad Child Health Nurs. 2006; 12(3):368–376.
20. Park JW. A study to development a scale of social support. Seoul: Yonsei University;1985. Unpublished doctoral dissertation.
21. Shin SH, Sok SR. A comparison of the factors influencing life satisfaction between Korean older people living with family and living alone. Int Nurs Rev. 2012; 59(2):252–258.
Article
25. Stoker MJ, Dunbar GC, Beaumont G. The Smith-Kline Beecham 'quality of life' scale: A validation and reliability study in patients with affective disorder. Qual Life Res. 1992; 1(6):385–395.
Article
26. Taylor JY, Washington OG, Artinian NT, Lichtenberg P. Urban hypertensive African American grandparents: Stress, health, and implications of child care. Clin Gerontol. 2007; 30(4):39–54.
27. Yoon JS, Kook SH, Lee MS. A preliminary study on Korean version of the SmithKline Beecham ‘quality of life’ Scale (KvSBQOL). J Korean Neuropsychiatr Assoc. 1998; 37(2):280–294.