International economics of dialysis: lessons from the DOPPS.

Outcomes andPractice Patterns Study.Kidney Int 64:1903–1910, 2003 3. Lopes AA, Albert JM, Young EW, Satayathum S, Pisoni RL, Andreucci VE, Mapes DL, Mason NA, Fukuhara S, Wikstrom B, Saito A, Port FK: Screening for depression in hemodialysis patients: associations with diagnosis, treatment, and outcomes in theDOPPS.Kidney Int 66:2047–2053, 2004 4. Mapes DL, Lopes AA, Satayathum S, McCullough KP, Goodkin DA, Locatelli F, Fukuhara S, Young EW, Kurokawa K, Saito A, Bommer J, Wolfe RA, Held PJ, Port FK: Health-related quality of life as a predictor of mortality and hospitalization: the Dialysis Outcomes and Practice Patterns Study (DOPPS).Kidney Int 64:339–349, 2003 5. Lopes AA, Bragg-Gresham JL, Satayathum S, McCullough K, Pifer T, Goodkin DA, Mapes DL, Young EW, Wolfe RA, Held PJ, Port FK: Health-related quality of life and associated outcomes among hemodialysis patients of different ethnicities in the United States: the Dialysis Outcomes and Practice Patterns Study (DOPPS).AmJKidneyDis 41:605–615, 2003 6. Lopes AA, Bragg J, Young E, Goodkin D, Mapes D, Combe C, Piera L, Held P, Gillespie B, Port FK: Depression as a predictor of mortality and hospitalization among hemodialysis patients in the United States and Europe.Kidney Int 62:199–207, 2002 7. Lopes AA, Bragg-Gresham JL, Goodkin DA, Fukuhara S, Mapes DL, Young EW, Gillespie BW, Akizawa T, Greenwood RN, Andreucci VE, Akiba T, Held PJ, Port FK: Factors associated with health-related quality of life among hemodialysis patients in the DOPPS. Qual Life Res 16:545– 557, 2007 8. Moist LM, Bragg-Gresham JL, Pisoni RL, SaranR,AkibaT, Jacobson SH, Fukuhara S,Mapes DL, Rayner HC, Saito A, Port FK: Travel time to dialysis as a predictor of health-related quality of life, adherence, and mortality: the Dialysis Outcomes and Practice Patterns Study (DOPPS). Am J Kidney Dis 51:641–650, 2008 9. Elder SJ, Pisoni RL, Akizawa T, Fissell R, Andreucci VE, Fukuhara S, KurokawaK,RaynerHC,FurnissAL, Port FK, SaranR: Sleep quality predicts quality of life andmortality risk in haemodialysis patients: results from the Dialysis Outcomes and Practice Patterns Study (DOPPS). Nephrol Dial Transplant 23:998–1004, 2008 10. Hays RD, Kallich JD, Mapes DL, Coons SJ, Carter WB: Development of the Kidney Disease Quality of Life (KDQOL) instrument. Qual Life Res 3:329–338, 1994 11. Kimmel PL: Psychosocial factors in dialysis patients. Kidney Int 59:1599– 1613, 2001 12. Andresen EM,Malmgren JA, CarterWB, PatrickDL: Screening for depression in well older adults: evaluation of a short form of the CES-D (Center forEpidemiologic Studies Depression Scale).AmJPrevMed 10:77–84, 1994