D. Moher, A. Liberati, J. Tetzlaff, D. G. Altman, P. The et al., Preferred reporting items for systematic reviews and meta-analyses: the PRISMA statement, PLoS Med, vol.6, p.1000097, 2009.

R. P. Carroll, L. Macgregor, and R. G. Walker, The improvement in survival of expanded criteria donor kidneys with transplantation era, Clin Transplant, vol.22, p.324, 2008.

N. Smail, J. Tchervenkov, and S. Paraskevas, Impact of early graft function on 10-year graft survival in recipients of kidneys from standard-or expandedcriteria donors, Transplantation, vol.96, p.176, 2013.

M. G. Collins, S. H. Chang, G. R. Russ, and S. P. Mcdonald, Outcomes of transplantation using kidneys from donors meeting expanded criteria in Australia and New Zealand, Transplantation, vol.87, p.1201, 1991.

J. M. Cecka, The OPTN/UNOS renal transplant registry, Clin Transpl, vol.1, 2004.

R. M. Merion, V. B. Ashby, and R. A. Wolfe, Deceased-donor characteristics and the survival benefit of kidney transplantation, JAMA, vol.294, p.2726, 2005.

L. K. Kayler, J. Magliocca, I. Zendejas, T. R. Srinivas, and J. D. Schold, Impact of cold ischemia time on graft survival among ECD transplant recipients: a paired kidney analysis, Am J Transplant, vol.11, p.2647, 2011.

S. M. Fraser, R. Rajasundaram, and A. Aldouri, Acceptable outcome after kidney transplantation using "expanded criteria donor" grafts, Transplantation, vol.89, p.88, 2010.

M. O. Salifu, A. J. Norin, and C. O'mahony, Long-term outcomes of dual kidney transplantation -a single center experience, Clin Transplant, vol.23, p.400, 2009.

J. Gill, S. Bunnapradist, G. M. Danovitch, D. Gjertson, J. S. Gill et al., Outcomes of kidney transplantation from older living donors to older recipients, Am J Kidney Dis, vol.52, p.541, 2008.

W. H. Lim, P. Clayton, and G. Wong, Outcomes of kidney transplantation from older living donors, Transplantation, vol.95, p.106, 2013.

R. F. Saidi, N. Elias, and T. Kawai, Outcome of kidney transplantation using expanded criteria donors and donation after cardiac death kidneys: realities and costs, Am J Transplant, vol.7, p.2769, 2007.

A. M. Reeves-daniel, J. A. Depalma, and A. J. Bleyer, The APOL1 gene and allograft survival after kidney transplantation, Am J Transplant, vol.11, p.1025, 2011.

M. Z. Molnar, E. Streja, and C. P. Kovesdy, Age and the associations of living donor and expanded criteria donor kidneys with kidney transplant outcomes, Am J Kidney Dis, vol.59, p.841, 2012.

C. Diet, V. Audard, F. Roudot-thoraval, M. Matignon, P. Lang et al., Immunological risk in recipients of kidney transplants from extended criteria donors, Nephrol Dial Transplant, vol.25, p.2745, 2010.

J. Hofer, H. Regele, and G. A. B?-ohmig, Pre-implant biopsy predicts outcome of single-kidney transplantation independent of clinical donor variables, Transplantation, vol.97, p.426, 2014.

C. Praehauser, P. Hirt-minkowski, S. Bakar, and K. , Risk factors and outcome of expanded-criteria donor kidney transplants in patients with low immunological risk, Swiss Med Wkly, vol.143, p.13883, 2013.

R. S. Sung, M. K. Guidinger, and A. B. Leichtman, Impact of the expanded criteria donor allocation system on candidates for and recipients of expanded criteria donor kidneys, Transplantation, vol.84, p.1138, 2007.

M. T. Sellers, E. Velidedeoglu, and R. D. Bloom, Expanded-criteria donor kidneys: a single-center clinical and short-term financial analysis-cause for concern in retransplantation, Transplantation, vol.78, p.1670, 2004.

M. Inez-esteban, D. , J. Gallegos, C. , C. Diaz et al., Creatinine clearance and proteinuria as early markers of kidney graft survival, Transplant Proc, vol.42, p.2880, 2010.