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Banff classification (a, d) and C4d deposition (b, e) in biopsies diagnosed with acute rejection do not predict long-term graft survival. For cause biopsies diagnosed as non-acute rejection were used as controls (c, f). Graft was survival determined by Kaplan-Meier analysis and eGFR were determined at the indicated weeks post-biopsy. N represents the numbers of study subjects at the indicated time points.
