“…There were 10 studies where the primary objective was to identify and diagnose DGF using novel objective methods [46,19,47,48,38,45,49,33,50,34]. Methods to diagnose DGF were based on histology of the allograft (n = 3) [38,49,45], urinary and serum biomarkers (n = 4) [48,33,47,50], genetics (n = 1) [34] or the use of imaging (n = 2) [46,19] (Table 2). All the studies were single center studies except one [33].…”