Table 3.

Evolution from ICU day 0 until day 54 of serum anion gap and electrolytes, arterial lactate, urine iodine concentration, anion gap, and electrolytes.

ICU day	Serum			Arterial	Urinary
	Anion gap (mEq/L)	Cl− (mmol/L)	HCO3− (mmol/L)	Lactate (mmol/L)	Iodine (mg/L)	Anion gap (mEq/L)	Cl− (mmol/L)	K+ (mmol/L)	Na+ (mmol/L)
Reference	Sep-20	98.0-107.0	22.0-29.0	0.5-2.2	≤100
0	30.7	101.2	14.2	8.9
1	34.7	98.7	15.7	3.6
2	19.7	102.3	21.9	3.5
3	18.1	102.6	21.6	2.5
4	20.4	101.9	20.5	3.6
5	19.0	100.9	21.6	2.2
6	17.5	102.9	22.3	1.0
7	15.5	104.6	21.6	0.8
8	18.2	101.6	20.3	0.9
9	20.5	96.2	22.8	0.8
10	19.9	97.0	24.1	0.9
11	19.1	96.1	22.6	1.3
12	20.8	96.8	18.5	0.8
13	23.8	97.0	16.2	0.8
14	27.2	93.4	18.1	0.6
15	33.3	88.4	21.3	0.7
16	25.5	93.5	25.1	1.0
17	22.3	95.5	27.7	1.0
18	23.6	91.7	29.8	0.8
19	21.0	93.3	21.5	0.8
20	27.0	92.3	19.6	1.0
21	28.1	88.7	22.2	1.0
22	25.2	94.2	19.7	0.7
23	28.1	91.5	19.0	0.7
24	23.3	99.2	17.5	0.7		42.2	53	28	67.2
25	24.1	95.4	19.9	1.0
26	20.2	102.5	17.7	0.7
27	20.2	98.7	21.0	0.8
28	24.0	96.6	23.7	0.7
29	21.3	101.6	19.2	1.0	>10000
30	22.6	102.2	24.6	1.6
31	19.9	104.3	22.1	0.9	>10000	40.4	54	24	70.4
32	21.3	101.1	25.7	0.9
33	22.7	102.0	28	0.8
34	20.8	102.7	25.8	0.7
35	21.2	109.4	21.2	0.7
36	22.2	110.8	16.7	0.8
37	22.2	113.1	16.1	0.8
38	15.6	123.9	16.8		>10000
39	17.8	116.1	17.1
40	19.6	112.1	16.8
41	18.7	113.1	15.0
42	14.2	111.7	17.6
43	15.5	107.6	18.6
44	19.7	104.0	16.0		3413
45	19.3	104.6	17.5
46	15.9	105.4	18.9
47	17.6	105.3	19.5
48	21.2	98.3	18.4
49	22.1	98.9	19.6			20.4	26	24	22.4
50	18.7	102.9	21.4
51	16.3	101.2	24.2
52	16.3	99.1	26.9
53	15.9	102.1	25.5
54	16.1	103.8	23.7