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Concentration (ng/g) of cocaine and marijuana metabolites in meconium
| Cocaine |
Non-cocaine |
|||||
|---|---|---|---|---|---|---|
| Heavy (n=69) |
Light (n=49) |
(n=150) |
||||
| M±SD | Range | M±SD | Range | M±SD | Range | |
| Metabolite | ||||||
| Cocaine | 183±383 | (0–2271) | 0.61±3 | (0–14) | – | |
| Cocaethylene | 37±87 | (0–417) | 0.86±4 | (0–25) | – | |
| Benzoylecgonine | 377±1293 | (0–7088) | 8.7±26 | (0–152) | – | |
| m-OH-BZE | 541±1708 | (0–9998) | 6.8±15 | (0–53) | – | |
| Tetrahydracannabinol | 1.5±7 | (0–48) | 4.9±21 | (0–123) | 3.5±19 | (0–148) |
