eTable 2 Full bibliographic references of the coded studies

1.  Abdel-Kader, K., Myaskovsky, L., Karpov, I., Shah, J., Hess, R., Dew, M. A., et al. (2009). Individual quality of life in chronic kidney disease: Influence of age and dialysis modality. Clinical Journal of the American Society of Nephrology, 4(4), 711-718.

2.  Abdel-Kader, K., Unruh, M. L., & Weisbord, S. D. (2009). Symptom burden, depression, and quality of life in chronic and end-stage kidney disease. Clinical journal of the American Society of Nephrology : CJASN, 4(6), 1057-1064.

3.  Afsar, B., Elsurer, R., Eyileten, T., Yilmaz, M. I., & Caglar, K. (2009). Antibody response following hepatitis B vaccination in dialysis patients: Does depression and life quality matter? Vaccine, 27(42), 5865-5869.

4.  Afsar, B., Elsurer, R., Sezer, S., & Ozdemir, N. F. (2009). Quality of life in hemodialysis patients: Hepatitis C virus infection makes sense. International Urology and Nephrology, 41(4), 1011-1019.

5.  Afsar, B., Elsurer, R., Sezer, S., & Ozdemir, N. F. (2009). Does metabolic syndrome have an impact on the quality of life and mood of hemodialysis patients? Journal of Renal Nutrition, 19(5), 365-371.

6.  Afsar, B., Elsurer, R., Yilmaz, M. I., Eyileten, T., & Yenicesu, M. (2010). Irritable bowel syndrome in haemodialysis: Prevalence, link with quality of life and depression. Nephrology, 15(2), 197-202.

7.  Afsar, B., Ozdemir, N. F., Sezer, S., & Haberal, M. (2009). Quality of life is not related with liver disease severity but with anemia, malnutrition, and depression in HCV-infected hemodialysis patients. Hemodialysis International, 13(1), 62-71.

8.  Arenas, M. D., Alvarez-Ude, F., Reig-Ferrer, A., Zito, J. P., Gil, M. T., Carreton, M. A., et al. (2007). Emotional distress and health-related quality of life in patients on hemodialysis: the clinical value of COOP-WONCA charts. Journal of Nephrology, 20(3), 304-310.

9.  Atalay, H., Solak, Y., Biyik, M., Biyik, Z., Yeksan, M., Uguz, F., et al. (2010). Sertraline treatment is associated with an improvement in depression and health-related quality of life in chronic peritoneal dialysis patients. International Urology and Nephrology, 42(2), 527-536.

10.  Berman, E., Merz, J. F., Rudnick, M., Snyder, R. W., Rogers, K. K., Lee, J., et al. (2004). Religiosity in a hemodialysis population and its relationship to satisfaction with medical care, satisfaction with life, and adherence. American Journal of Kidney Diseases, 44(3), 488-497.

11.  Bilgic, A., Akgul, A., Sezer, S., Arat, Z., Ozdemir, F. N., & Haberal, M. (2007). Nutritional status and depression, sleep disorder, and quality of life in hemodialysis patients. Journal of Renal Nutrition, 17(6), 381-388.

12.  Bilgic, A., Akman, B., Sezer, S., Ozisik, L., Arat, Z., Ozdemir, F. N., et al. (2008). Predictors for quality of life in continuous ambulatory peritoneal dialysis patients. Nephrology, 13(7), 587-592.

13.  Billington, E., Simpson, J., Unwin, J., Bray, D., Giles, D., Billington, E., et al. (2008). Does hope predict adjustment to end-stage renal failure and consequent dialysis? British Journal of Health Psychology, 13(Pt 4), 683-699.

14.  Chan, R., Brooks, R., Erlich, J., Chow, J., & Suranyi, M. (2009). The effects of kidney-disease-related loss on long-term dialysis patients' depression and quality of life: Positive affect as a mediator. Clinical Journal of the American Society of Nephrology, 4(1), 160-167.

15.  Chan, R., Brooks, R., Gallagher, M., Erlich, J., Snelling, P., Chow, J., et al. (2010). Measuring kidney disease-related loss in samples of predialysis and dialysis patients: validating the kidney disease loss scale. Clinical Journal of The American Society of Nephrology: CJASN, 5(7), 1249-1254.

16.  Covic, A., Seica, A., Gusbeth-Tatomir, P., Gavrilovici, O., & Goldsmith, D. J. A. (2004). Illness representations and quality of life scores in haemodialysis patients. Nephrology Dialysis Transplantation, 19(8), 2078-2083.

17.  Cristovao, F. (1999). Stress, coping and quality of life among chronic haemodialysis patients. Edtna-Erca Journal, 25(4), 35-38.

18.  Cruz, L. N., de Almeida Fleck, M. P., & Polanczyk, C. A. (2010). Depression as a determinant of quality of life in patients with chronic disease: Data from Brazil. Social Psychiatry and Psychiatric Epidemiology, 45(10), 953-961.

19.  Cukor, D., Coplan, J., Brown, C., Friedman, S., Newville, H., Safier, M., et al. (2008). Anxiety disorders in adults treated by hemodialysis: a single-center study. American Journal of Kidney Diseases, 52(1), 128-136.

20.  Curtin, R. B., Sitter, D. C. B., Schatell, D., & Chewning, B. A. (2004). Self-management, knowledge, and functioning and well-being of patients on hemodialysis. Nephrology Nursing Journal: Journal of the American Nephrology Nurses' Association, 31(4), 378-386.

21.  Dogan, E., Erkoc, R., Eryonucu, B., Sayarlioglu, H., & Agargun, M. Y. A. (2005). Relation between depression, some laboratory parameters, and quality of life in hemodialysis patients. Renal Failure, 27(6), 695-699.

22.  Drayer, R. A., Piraino, B., Reynolds, C. F., III, Houck, P. R., Mazumdar, S., Bernardini, J., et al. (2006). Characteristics of depression in hemodialysis patients: Symptoms, quality of life and mortality risk. General Hospital Psychiatry, 28(4), 306-312.

23.  Essink-Bot, M. L., Krabbe, P. F., van Agt, H. M., & Bonsel, G. J. (1996). NHP or SIP--a comparative study in renal insufficiency associated anemia. Quality of Life Research, 5(1), 91-100.

24.  Ferri, C. V., & Pruchno, R. A. (2009). Quality of life in end-stage renal disease patients: Differences in patient and spouse perceptions. Aging & Mental Health, 13(5), 706-714.

25.  Fowler, C., & Baas, L. S. (2006). Illness representations in patients with chronic kidney disease on maintenance hemodialysis. Nephrology Nursing Journal: Journal of the American Nephrology Nurses' Association, 33(2), 173-174.

26.  Fox, E., McDowall, J., Neale, T. J., Morrison, R. B., & Hatfield, P. J. (1993). Cognitive function and quality of life in end-stage renal failure. Renal Failure, 15(2), 211-214.

27.  Frimat, L., Durand, P.-Y., Loos-Ayav, C., Villar, E., Panescu, V., Briancon, S., et al. (2006). Impact of first dialysis modality on outcome of patients contraindicated for kidney transplant. Peritoneal Dialysis International, 26(2), 231-239.

28.  Griva, K., Jayasena, D., Davenport, A., Harrison, M., & Newman, S. P. (2009). Illness and treatment cognitions and health related quality of life in end stage renal disease. British Journal of Health Psychology, 14(1), 17-34.

29.  Guney, I., Biyik, M., Yeksan, M., Biyik, Z., Atalay, H., Solak, Y., et al. (2008). Sleep quality and depression in peritoneal dialysis patients. Renal Failure, 30(10), 1017-1022.

30.  Hong, E., Bernardini, J., Fried, L., Samsonov, M., & Pirain, B. (2006). The relationship between symptoms, depression, and quality of life in peritoneal dialysis patients. Advances in Peritoneal Dialysis, 22, 83-87.

31.  Hsieh, R. L., Lee, W. C., Huang, H. Y., & Chang, C. H. (2007). Quality of life and its correlates in ambulatory hemodialysis patients. Journal of Nephrology, 20(6), 731-738.

32.  Ibrahim, S., El Salamony, O., Ibrahim, S., & El Salamony, O. (2008). Depression, quality of life and malnutrition-inflammation scores in hemodialysis patients. American Journal of Nephrology, 28(5), 784-791.

33.  Kao, T.-W., Tsai, D.-M., Wu, K.-D., Shiah, C.-J., Hsieh, B.-S., & Chen, W.-Y. (2003). Impact of religious activity on depression and quality of life of chronic peritoneal dialysis patients in Taiwan. Journal of the Formosan Medical Association, 102(2), 127-130.

34.  Kao, T.-W., Chen, P.-C., Hsieh, C.-J., Chiang, H.-W., Tsang, L.-Y., Yang, I.-F., et al. (2009). Correlations between spiritual beliefs and health-related quality of life of chronic hemodialysis patients in Taiwan. Artificial Organs, 33(7), 576-579.

35.  Kao, T. W., Lai, M. S., Tsai, T. J., Jan, C. F., Chie, W. C., & Chen, W. Y. (2009). Economic, social, and psychological factors associated with health-related quality of life of chronic hemodialysis patients in Northern Taiwan: A multicenter study. Artificial Organs, 33(1), 61-68.

36.  Kimmel, P. L., Emont, S. L., Newmann, J. M., Danko, H., & Moss, A. H. (2003). ESRD patient quality of life: symptoms, spiritual beliefs, psychosocial factors, and ethnicity. American Journal of Kidney Diseases, 42(4), 713-721.

37.  Kimmel, P. L., Peterson, R. A., Weihs, K. L., Simmens, S. J., Boyle, D. H., Cruz, I., et al. (1995). Aspects of quality of life in hemodialysis patients. Journal of the American Society of Nephrology, 6(5), 1418-1426.

38.  Kimmel, P. L., Peterson, R. A., Weihs, K. L., Simmens, S. J., Boyle, D. H., Umana, W. O., et al. (1996). Psychologic functioning, quality of life, and behavioral compliance in patients beginning hemodialysis. Journal of the American Society of Nephrology, 7(10), 2152-2159.

39.  Ko, B., Khurana, A., Spencer, J., Scott, B., Hahn, M., & Hammes, M. (2007). Religious beliefs and quality of life in an American inner-city haemodialysis population. Nephrology Dialysis Transplantation, 22(10), 2985-2990.

40.  Kojima, M., Hayano, J., Suzuki, S., Seno, H., Kasuga, H., Takahashi, H., et al. (2010). Depression, alexithymia and long-term mortality in chronic hemodialysis patients. Psychotherapy and Psychosomatics, 79(5), 303-311.

41.  Kouidi, E., Iacovides, A., Iordanidis, P., Vassiliou, S., Deligiannis, A., Ierodiakonou, C., et al. (1997). Exercise renal rehabilitation program: psychosocial effects. Nephron, 77(2), 152-158.

42.  Kring, D., & Crane, P. B. (2009). Factors affective quality of life in persons on hemodialysis. Continuing Nursing Education, 36(1), 15-24.

43.  Kutner, N. G., Brogan, D., Hall, W. D., Haber, M., & Daniels, D. S. (2000). Functional impairment, depression, and life satisfaction among older hemodialysis patients and age-matched controls: a prospective study. Archives of Physical Medicine & Rehabilitation, 81(4), 453-459.

44.  Lev, E. L., & Owen, S. V. (1998). A prospective study of adjustment to hemodialysis. Anna Journal, 25(5), 495-504; discussion 505-496.

45.  Lew-Starowicz, M., & Gellert, R. (2009). The sexuality and quality of life of hemodialyzed patients--ASED multicenter study. Journal of Sexual Medicine, 6(4), 1062-1071.

46.  Lin, M. H., Chiang, Y. J., Li, C. L., & Liu, H. E. (2010). The relationship between optimism and life satisfaction for patients waiting or not waiting for renal transplantation. Transplantation Proceedings, 42(3), 763-765.

47.  Lindqvist, R., Carlsson, M., & Sjoden, P. O. (1998). Coping strategies and quality of life among patients on hemodialysis and continuous ambulatory peritoneal dialysis. Scandinavian Journal of Caring Sciences, 12(4), 223-230.

48.  Lok, P. (1996). Stressors, coping mechanisms and quality of life among dialysis patients in Australia. Journal of Advanced Nursing, 23(5), 873-881.

49.  Majkowicz, M., Afeltowicz, Z., Lichodziejewska-Niemierko, M., Debska-Slizien, A., & Rutkowski, B. (2000). Comparison of the quality of life in hemodialysed (HD) and peritoneally dialysed (CAPD) patients using the EORTC QLQ-C30 questionnaire. International Journal of Artificial Organs, 23(7), 423-428.

50.  Maor, Y., King, M., Olmer, L., & Mozes, B. (2001). A comparison of three measures: the time trade-off technique, global health-related quality of life and the SF-36 in dialysis patients. Journal of Clinical Epidemiology, 54(6), 565-570.

51.  Martin, C. R., & Thompson, D. R. (2000). Prediction of quality of life in patients with end-stage renal disease. British Journal of Health Psychology, 5(Part 1), 41-55.

52.  Montinaro, V., Iaffaldano, G. P., Granata, S., Porcelli, P., Todarello, O., Schena, F. P., et al. (2010). Emotional symptoms, quality of life and cytokine profile in hemodialysis patients. Clinical Nephrology, 73(1), 36-43.

53.  Mucsi, I., Molnar, M. Z., Rethelyi, J., Vamos, E., Csepanyi, G., Tompa, G., et al. (2004). Sleep disorders and illness intrusiveness in patients on chronic dialysis. Nephrology Dialysis Transplantation, 19(7), 1815-1822.

54.  Neri, L., Rey, L. A. R., Gallieni, M., Brancaccio, D., Cozzolino, M., Colombi, A., et al. (2009). Occupational stress is associated with impaired work ability and reduced quality of life in patients with chronic kidney failure. International Journal of Artificial Organs, 32(5), 291-298.

55.  Ouzouni, S., Kouidi, E., Sioulis, A., Grekas, D., & Deligiannis, A. (2009). Effects of intradialytic exercise training on health-related quality of life indices in haemodialysis patients. Clinical Rehabilitation, 23(1), 53-63.

56.  Paparrigopoulos, T., Theleritis, C., Tzavara, C., & Papadaki, A. (2009). Sleep disturbance in haemodialysis patients is closely related to depression. General Hospital Psychiatry, 31(2), 175-177.

57.  Park, H. C., Yoon, H. B., Son, M. J., Jung, E. S., Joo, K. W., Chin, H. J., et al. (2010). Depression and health-related quality of life in maintenance hemodialysis patients. Clinical Nephrology, 73(5), 374-380.

58.  Patel, S. S., Shah, V. S., Peterson, R. A., & Kimmel, P. L. (2002). Psychosocial variables, quality of life, and religious beliefs in ESRD patients treated with hemodialysis. American Journal of Kidney Diseases, 40(5), 1013-1022.

59.  Perneger, T. V., Leski, M., Chopard-Stoermann, C., & Martin, P.-Y. (2003). Assessment of health status in chronic hemodialysis patients. Journal of Nephrology, 16(2), 252-259.

60.  Plantinga, L. C., Fink, N. E., Harrington-Levey, R., Finkelstein, F. O., Hebah, N., Powe, N. R., et al. (2010). Association of social support with outcomes in incident dialysis patients. Clinical Journal of the American Society of Nephrology, 5(8), 1480-1488.

61.  Pucheu, S., Consoli, S. M., D'Auzac, C., Francais, P., & Issad, B. (2004). Do health causal attributions and coping strategies act as moderators of quality of life in peritoneal dialysis patients? Journal of Psychosomatic Research, 56(3), 317-322.

62.  Pucheu, S., Consoli, S. M., Francais, P., Issad, B., & D'Auzac, C. (2004). The relationship of quality of life with the severity of disease and non-expression of emotions in peritoneal dialysis. Peritoneal Dialysis International, 24(1), 77-79.

63.  Saban, K. L., Stroupe, K. T., Bryant, F. B., Reda, D. J., Browning, M. M., Hynes, D. M., et al. (2008). Comparison of health-related quality of life measures for chronic renal failure: quality of well-being scale, short-form-6D, and the kidney disease quality of life instrument. Quality of Life Research, 17(8), 1103-1115.

64.  Santos, P. R. (2010). Correlation between coping style and quality of life among hemodialysis patients from a low-income area in Brazil. Hemodialysis International, 14(3), 316-321.

65.  Sayin, A., Mutluay, R., & Sindel, S. (2007). Quality of life in hemodialysis, peritoneal dialysis, and transplantation patients. Transplantation Proceedings, 39(10), 3047-3053.

66.  Sertoz, O. O., Asci, G., Toz, F., Duman, S., Elbi, H., & Ok, E. (2009). Planning a social activity to improve psychological well-being and quality of life of hemodialysis patients: A pilot study. [Conference Paper]. Therapeutic Apheresis and Dialysis, 13(4), 366-372.

67.  Shafipour, V., Jafari, H., Shafipour, L., & Nasiri, E. (2010). Assessment of the relationship between quality of life and stress in the hemodialysis patients in 2008. Pakistan Journal of Biological Sciences, 13(8), 375-379.