1. National Cancer Information Center. Annual report of cancer statistics in Korea in 2015 [Internet]. Accessed August 28, 2017. Available from:
https://www.cancer.go.kr.
2. Fox SW, Lyon D, Farace E. Symptom clusters in patients with high-grade glioma. J Nurs Scholarsh. 2007; 39:61–67.
3. Liu R, Page M, Solheim K, Fox S, Chang SM. Quality of life in adults with brain tumors: current knowledge and future directions. Neuro Oncol. 2009; 11:330–339.
4. Orem DE, Taylor SG, Renpenning KM. Nursing: concepts of practice. 5th ed. St. Louis, MO: Mosby;1995.
5. So HS. Testing construct validity of self-as-carer inventory and its predictors. J Korean Acad Adult Nurs. 1992; 4:147–161.
6. Boo S. Self-care agency and quality of life in brain tumor patients after surgery. Asian Oncol Nurs. 2015; 15:211–218.
7. Bae KR, Im YS, Noh GO, Son Y, Seo HG. Relationships among hope, self-care agency and quality of life of female oncology patients with lymphedema. Asian Oncol Nurs. 2017; 17:213–219.
8. Bandura A. Self-efficacy: toward a unifying theory of behavioral change. Psychol Rev. 1977; 84:191–215.
9. Yun KS, Choi JY. Effects of dietary program based on self-efficacy theory on dietary adherence, physical indices and quality of life for hemodialysis patients. J Korean Acad Nurs. 2016; 46:598–609.
10. Cho SH, Yun KS. Influence of uncertainty, physiologic risk factors, self-efficacy on self-management in stroke patients. J Muscle Joint Health. 2016; 23:114–124.
11. Lou Y, Yates P, McCarthy A, Wang H. Fatigue self-management: a survey of Chinese cancer patients undergoing chemotherapy. J Clin Nurs. 2013; 22:1053–1065.
12. Ko HK, Park GJ. Effects of self-efficacy promotion program on self-efficacy, self-care behavior, and quality of life in breast cancer patients receiving radiotherapy. J Korean Oncol Nurs. 2011; 11:136–146.
13. Duckworth AL, Peterson C, Matthews MD, Kelly DR. Grit: perseverance and passion for long-term goals. J Pers Soc Psychol. 2007; 92:1087–1101.
14. Duckworth AL, Quinn PD. Development and validation of the short grit scale (grit-s). J Pers Assess. 2009; 91:166–174.
15. Lee MR, Lee HW, Tak JH. The mediating effect of resilience on the relationship between the self-efficacy and grit of pre-service early childhood teachers. J Learn Cent Curric Instr. 2017; 17:491–512.
16. Kang MH, Yoon SH, Kim DH, Ryoo DG. The relationship among career preparation behaviors, grit, career decision-making self-efficacy, outcome expectation, and major interest of natural science college students. J Vocat Educ Res. 2016; 35:109–129.
17. Lenz ER, Pugh LC, Milligan RA, Gift A, Suppe F. The middle-range theory of unpleasant symptoms: an update. ANS Adv Nurs Sci. 1997; 19:14–27.
18. Kim HJ, McGuire DB, Tulman L, Barsevick AM. Symptom clusters: concept analysis and clinical implications for cancer nursing. Cancer Nurs. 2005; 28:270–282.
19. Miaskowski C, Cooper BA, Paul SM, Dodd M, Lee K, Aouizerat BE, et al. Subgroups of patients with cancer with different symptom experiences and quality-of-life outcomes: a cluster analysis. Oncol Nurs Forum. 2006; 33:E79–E89.
20. Kim SH. Symptom clusters, performance status, and quality of life during periods of concurrent chemoradiotherapy in patients with high-grade brain cancer [dissertation]. Seoul: Ewha Womans Univ.;2015.
21. Park JE. Symptom cluster and self-care activity in patients on hemodialysis [dissertation]. Seoul: Korea Univ.;2016.
22. Cha JE. A study for the general self-efficacy scale development [dissertation]. Seoul: Ewha Womans Univ.;1996.
23. Kim AY. A study on the academic failure-tolerance and its correlates. Korean J Educ Psychol. 1997; 11:1–19.
24. Portenoy RK, Thaler HT, Kornblith AB, Lepore JM, Friedlander-Klar H, Kiyasu E, et al. The Memorial Symptom Assessment Scale: an instrument for the evaluation of symptom prevalence, characteristics and distress. Eur J Cancer. 1994; 30A:1326–1336.
25. Jung Y. The relationship between self-care agency and quality of life of cancer patients. J Korean Acad Adult Nurs. 1993; 5:188–201.
26. Park JS, Oh YJ. The effects of a program on cancer symptoms, self-efficacy, self-esteem, and empowerment in home-based cancer patients. J Korean Public Health Nurs. 2013; 27:50–63.
27. Eskreis-Winkler L, Shulman EP, Beal SA, Duckworth AL. The grit effect: predicting retention in the military, the workplace, school and marriage. Front Psychol. 2014; 5:36.
28. Griffin ML, McDermott KA, McHugh RK, Fitzmaurice GM, Weiss RD. Grit in patients with substance use disorders. Am J Addict. 2016; 25:652–658.
29. Beck SL, Dudley WN, Barsevick A. Pain, sleep disturbance, and fatigue in patients with cancer: using a mediation model to test a symptom cluster. Oncol Nurs Forum. 2005; 32:542.