It is reported that 15% of children with vesicoureteral reflux who received prophylactic antibiotic treatment had a recurrence of urinary tract infection, and 27% of children with vesicoureteral reflux who did not receive antibiotic prophylaxis had a recurrence of urinary tract infection.
소스: NEJM Journal Watch, May 21 2014 에 의하면 예방적 항생제 치료를 받은 방광 요관 역류 환아들에게는 15% 요로염이 재발 되었고 항생제 예방 치료를 받지 않은 방광 요관 역류 환아들에게는 27% 요로감염이 재발 되었다고 한다.