“…However, studies use varying definitions of "abnormal," and rates vary widely among studies (9 -12,16,17, 19 -21,24,25,42,45,49,50,53). One recent study that included 18 donors with established hypertension found that none had developed proteinuria at a median follow-up of 30 mo (48). However, studies with at least 7 yr of follow-up have shown greater levels of protein excretion in donors with higher BP or established hypertension (9 -11).…”