
Keywords: سیستم اطلاعات کلیه ایالات متحده (USRDS); Health insurance; health economics; health disparities; dialysis modality; end-stage renal disease (ESRD); peritoneal dialysis (PD); PD use; hemodialysis (HD); renal replacement therapy (RRT); Medicare; Medicaid; insurance coverage; US Renal Data System (