Table 3.
Urine toxicology results in the subset of patients in which it was tested (n=36).
| Initial Lactate Level | |||
|---|---|---|---|
| Normal n=11 | Elevated n=25 | p | |
| Cocaine | 4 (36%) | 7 (28%) | 0.6 |
| Amphetamine | 0 (0%) | 1 (4%) | 0.5 |
| Barbiturates | 0 (0%) | 0 (0%) | * |
| Methadone | 0 (0%) | 1 (4%) | 0.5 |
| Opiates | 3 (27%) | 8 (32%) | 0.8 |
| PCP | 0 (0%) | 2 (8%) | 0.3 |
| Benzodiazepines | 1 (9%) | 10 (40%) | 0.06 |
| THC | 1 (9%) | 15 (60%) | 0.005 |
Abbreviations: PCP = Phencyclidine; THC = Tetrahydrocannabinol. Categorical values expressed as n (%). P values are for Fisher’s exact test.