A retrospective analysis of the utility and safety of kidney transplant biopsies by nephrology trainees and consultants.

•Transplant biopsy is commonly performed with a risk of major bleeding complications.•In 107 consecutive kidney transplant biopsies in one calendar year there were no major complications.•Trainees performed more biopsies than consultants with no adverse effect on safety or biopsy quality.•Rejection was correctly predicted in 43% of cases and 48% of biopsies were associated with a change in drug management.•A significantly smaller rise in creatinine occurred before biopsy in living compared to deceased donors.