Serum Sodium and potassium concentration

Patient Parameters	Control normal patients group	Hemodialysis patients group
Patient Parameters	Control normal patients group	Without pruritus	Mild pruritus	Moderate pruritus	Severe pruritus
Sodium (mg/dl)	120 ±24.09^a	71.67 ±16.65^c	60.42 ±16.54^d	85.11 ±11.96^b	78.25 ±12.50^c
Potassium(mg/dl)	3.91 ±0.8^d	7.46 ±2.42^b	5.32 ±1.58^c	8.53 ±1.16^a	8.98 ±1.36^a

Reference ranges are given as Mean ± S. E.
Mean values with different superscripts in the same row are significantly different at (P <0.05)

Table 2: Serum Sodium and potassium concentration in normal control and hemodialysis patients with and without pruritus.