Table 1. Data are presented as the maximum, minimum and mean±SD parameter values and times for survivors 0–24 hours before ICU discharge vs. nonsurvivors 24–48 and 48–72 hours before death.

	Survivors			Nonsurvivors				Nonsurvivors
	0–24 Hours Before ICU Discharge			24–48 Hours Before Death				48–72 Hours Before Death
	Time	Min-Max	Mean± SD	Time	Min-Max	Mean± SD	p-value	Time	Min-Max	Mean± SD	p-value
Patients			n = 2821			n = 653				n = 426
Age (years)			59.6±17.1			65.5±15.4	<0.001			64.5±15.6	<0.001
SEX (F)			n = 1151			n = 283				n = 172
(M)			n = 1670			n = 370				n = 254
LACTATE (mmol/L)	15.51 h±6.81 h	0.3–14.4	1.5±1.0	35.05 h±6.38 h	0.6–28	4.4±3.9	<0.001	59.46 h±6.47 h	0.5–27	3.6±3.3	<0.001
PH (units)	12.20 h±6.67 h	7.03–7.62	7.4±0.1	36.03 h±5.98 h	6.73–7.63	7.3±0.1	<0.001	60.18 h±6.07 h	6.82–7.54	7.3±0.1	<0.001
BICARBONATE (mEq/dL)	10.65 h±6.41 h	8.0–52	25±4.6	36.65 h±6.01 h	5.0–45	20.9±5.9	<0.001	60.76 h±5.94 h	5.0–47	21.5±5.9	<0.001
POTASSIUM (mEq/dL)	9.91 h±6.82 h	1.9–7.3	4.1±0.5	36.64 h±6.04 h	2.2–9.8	4.4±0.9	<0.001	60.78 h±5.96 h	1.9–8.8	4.3±0.8	<0.001
CALCIUM (mg/dL)	10.98 h±6.43 h	5.8–11.9	8.3±0.7	36.60 h±6.04 h	4.1–15	8.3±1.2	0.161	60.72 h±6.01 h	3.8–13.2	8.3±1.1	0.267
GLUCOSE (mg/dL)	10.57 h±6.44 h	19–866	131.7±51.7	36.67 h±6.03 h	25–726	154.1±83.3	<0.001	60.75 h±5.97 h	28–560	145.9±69.2	<0.001
CHLORIDE (mEq/L)	10.48 h±6.49 h	82–132	105.2±5.4	36.65 h±6.02 h	71–129	103.2±8	<0.001	60.75 h±5.94 h	72–135	103.9±8	<0.001
SODIUM (mEq/L)	10.35 h±6.58 h	116–159	138.9±4	36.64 h±6.02 h	116–161	137.9±6.2	<0.001	60.74 h±5.94 h	120–159	138.5±6	0.086

The p-values show the significance of the differences between surviving and nonsurviving patients.