Cutoff Level Threshold

<p>The defined concentration of an analyte in an employee drug test specimen at or above which the drug test is called positive and below which it is called negative&period; This concentration is usually significantly greater than the sensitivity of the assay&period; See&colon; <a href&equals;"&sol;resources&sol;drug-detection-times-and-cut-off-levels">Drug Detection Times and Cut Off Level<&sol;a>&period;<&sol;p>&NewLine;