Haemodynamic consequences of changing potassium concentrations in haemodialysis fluids

BMC Nephrology

Table 3 Serum potassium and ultrafiltration.

Sequence	Ultrafiltration (L)	SD	Serum K pre-dialysis (mmol/L)	SD	Serum K post- dialysis (mmol/L)	SD	pre-post dialysis delta K (mmol/L)	SD
1	1.68	0.99	4.65	0.77	3.90	0.32	0.83	1.02
2	1.61	0.94	4.77	0.66	3.74	0.46	1.03	0.85
3	1.54	0.95	4.92	0.71	3.93	0.32	1.05	1.02
4	1.64	0.94	4.84	0.84	3.46	0.34	1.38	0.95
5	1.51	0.82	4.74	0.69	3.39	0.51	1.31	1.58
6	1.64	1.08	4.81	0.70	3.73	0.34	1.11	0.84

Serum Potassium pre- and post-dialysis and mean total ultrafiltration as a function of the dialysate sequences. Between the pairs of sequences 1 and 3, 2 and 6 and 4 and 5, the difference in the mean post-dialysis serum potassium concentration was significant (p < 0.01).

ISSN: 1471-2369