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Kaplan–Meier analysis: association of duration of pretransplantation time of dialysis with long-term survival of kidney graft. A univariate log-rank analysis showed a significant association between a longer pretransplantation duration of dialysis (≥18 months) and a shorter survival time of the kidney graft compared to patients with a shorter pretransplantation duration of dialysis (<18 months; p = 0.02).
