Metabolic Acidosis and Strong Ion Gap in Critically Ill Patients with Acute Kidney Injury

Table 4

Pearson correlation of mortality with SIG, AG, and CAG.

	Nonselected (n = 78)			Acute renal failure (n = 40)
	SIG	AG	CAG	SIG	AG	CAG
Day 1	−0.285*	0.081	0.097	−0.227	−0.037	−0.017
Day 3	−0.222	−0.126	−0.125	−0.347*	−0.230	−0.222
1 wk	−0.229	−0.087	−0.099	−0.362*	−0.189	−0.196
1 mo	−0.292*	−0.139	−0.122	−0.465**	−0.346*	−0.310
3 mos	−0.400**	−0.113	−0.079	−0.512**	−0.355*	−0.301
Overall Mortality	−0.328*	−0.417**	−0.370**	−0.512**	−0.355*	−0.301

∗Correlation is significant at P < 0.05.
**Correlation is significant at P < 0.01.