Table 3.

Results summary table

Variable	Number (%)
Total number of included papers	445 (100)
Total number of transplants reported	85 477
Median number of transplants per paper (range)	72 (1–20524)
Number of papers that explicitly stated organs (hearts, livers, lungs) were from deceased sources	173 (39)
Number of papers reporting research ethics approval	324 (73)
Number of papers with any information on the identity of the sources of organs	63 (14)
Number of papers with explicit statement that no organs from prisoners were used	33 (7)
Number of papers that reported consent for donation	6 (1)
Number of papers with any statement about the diagnosis of death in sources (after brain death, after cardiac death)	64 (14)