Table 1.

Patient data.

Patient	UOP pretreatment (L)	UOP posttreatment (L)	Urine [Na+] pretreatment (mmol/L)	Urine [Na+] posttreatment (mmol/L)	Urine [K+] pretreatment (mmol/L)	Urine [K+] posttreatment (mmol/L)	Serum [Na+] pretreatment (mmol/L)	Serum [Na+] posttreatment (mmol/L)	Serum creat pretreatment (mg/dL)	Serum creat posttreatment (mg/dL)	Electrolyte-free water clearance (EFWC) pretreatment (L/day)	EFWC posttreatment (L/day)
1	0.73	1.83	19	23	32	38	119	128	0.9	0.8	0.46	1.07
2	0.66	1.42	20	20	39	35	124	128	0.7	0.7	0.39	0.89
3	0.2	1.3	36	62	49	30	132	136	2.7	2.7	0.09	0.53
4	0.425	0.5	22	20	41	36	122	126	1.2	1.8	0.24	0.31
5	0.335	0.9	20	73	20	21	133	139	2.8	3.2	0.25	0.36
6	0.38	1.02	20	20	36	16	120	124	1.7	1.7	0.23	0.76
7	0.9	1.85	28	20	16	26	119	125	0.8	0.9	0.61	1.26
8	0.36	1.48	64	23	36	11	126	132	1.3	1.1	0.11	1.15
9	1.6	1.85	21	20	58	40	123	131	0.7	0.7	0.71	1.11
10	0.45	1.1	37	20	46	27	121	131	0.9	0.9	0.18	0.76
Mean	0.60	1.33	28.7	30.1	37.3	28	123.9	130	1.37	1.45	0.33	0.82
p value	0.0001		0.862		0.042		0.00001		0.318		0.0003