Fluid removal, dialysis adequacy, and residual renal function during the study period.

<p>(A) ultrafiltration volume by peritoneal dialysis; (B) urine output; (C) weekly total Kt/V; and (D) residual glomerular filtration rate (GFR). Error bars denote standard deviations; P values denote the comparison between the Intervention and Control Groups by Mann-Whitney U test. (Grey box, Intervention Group; White box, Control Group).