Prognostic Factors in Acute Methadone Toxicity: A 5-Year Study

Table 2

Laboratory findings in survivors and nonsurvivors (mean ± SD).

	Survivors	Nonsurvivors	value
(mmol/L)	27.08 ± 15.23	23.15 ± 8.42	N/S
pH*	7.31 ± 0.23	7.27 ± 0.16	N/S
(mm Hg)	52.06 ± 27.17	50.40 ± 23.04	N/S
Serum sodium (mEq/L)	141.7 ± 4.9	140.5 ± 8.7	N/S
Serum potassium (mEq/L)	4.34 ± 0.57	4.38 ± 0.71	N/S
Blood sugar (mg/dL)	121.0 ± 52.8	137.2 ± 72.6	N/S
Serum calcium (mEq/L)	8.50 ± 1.14	8.35 ± 0.59	N/S
Serum phosphorous	3.55 ± 1.34	2.86 ± 0.73	N/S
CPK (U/L)	1691 ± 3457	16058 ± 31749	N/S
LDH (U/L)	586.3 ± 746.0	5177 ± 4358	0.004
BUN (mg/dL)	25.7 ± 25.2	92.5 ± 101.0	0.01
Creatinine (mg/dL)	1.09 ± 1.11	3.19 ± 3.13	0.002
AST (IU/L)	150.4 ± 298.5	2789.5 ± 3761.4	0.04
ALT (IU/L)	162.6 ± 331.9	1881.7 ± 2209.9	0.03
WBC × 10^3/L	11.2 ± 94.6	14.4 ± 52.3	N/S
Platelet × 10^3/L	231 ± 93.35	173.08 ± 115.01	0.03

*Based on arterial blood gas.
N/S: statistically nonsignificant ().