Cutoff Level

Some articles on cutoffs, cutoff level, levels:

List Of Misconceptions About Illegal Drugs - Drug Testing - Poppy Seeds Cause False Positives For Opiates
100 poppy seed bagels to reach enough to cause a positive (failed) test result at normal cutoffs ... enough opiates to potentially cause a false positive test result, even when a fairly high cutoff level is used ... instead they detect metabolites or increased enzyme levels as markers indicative of drug use ...

Famous quotes containing the word level:

    Why level downward to our dullest perception always, and praise that as common sense? The commonest sense is the sense of men asleep, which they express by snoring.
    Henry David Thoreau (1817–1862)