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GC-MS-MS, gas chromatography-tandem mass spectrometry; MDMA, 3, 4-methylenedioxymethamphetamine; MDEA, 3,4 methylenedioxyethylamphetamine; MDA, methylenedioxyamphetamine; BE, benzoylecgonine; PCP, phencyclidine; THC, tetrahydrocannabinol; 6-MAM ; 6-monoacetylmorphine.

GC-MS-MS, gas chromatography-tandem mass spectrometry; MDMA, 3, 4-methylenedioxymethamphetamine; MDEA, 3,4 methylenedioxyethylamphetamine; MDA, methylenedioxyamphetamine; BE, benzoylecgonine; PCP, phencyclidine; THC, tetrahydrocannabinol; 6-MAM ; 6-monoacetylmorphine.

Table 6

Cutoff Concentrations in Oral-Fluid Specimens Tested by Intercept® (Whole Saliva) and in GC-MS-MS Confirmation Assays

Cutoff concentrations

Assays oral fluid (ng/mL)

Initial Test (Intercept®)

THC (Parent Drug and Metabolite) 3

Cocaine Metabolites 15

Opiate Metabolites 30

Phencyclidine 3

Amphetamines 120 Confirmatory Test

THC (Parent Drug) 1.5

Benzoylecgonine 6

Morphine 30

Codeine 30

6-Acetylmorphine 3

Phencyclidine 1 .5

Amphetamine 120

Methamphetamine 120

Table 7

Overall Confirmed Positive Rates for Oral-Fluid Specimens Tested in LabOne Over a 10-mo Period (Jan. 2QQ1-Oct. 2001)*

Table 7

Overall Confirmed Positive Rates for Oral-Fluid Specimens Tested in LabOne Over a 10-mo Period (Jan. 2QQ1-Oct. 2001)*

Oral fluid specimens

Number of

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