Variables  Younger Group  Elderly Group   Number  75 15 Decreases in eGFR  55 (73)  4 (26)**  Overhydration  10 (13)  6 (40)**  Anemia  1 (1)  1 (7)   Increases in Serum Potassium  1 (1)  3 (20)  Anorexia  8 (11)  1 (7)

Values are expressed as count (percentage). GFR, glomerular filtration rate. Number and (%) **indicates P<0.01 compared with younger group.

Table 9: Comparison of reasons for introduction of dialysis therapy between younger and elderly patients.