false negative


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false negative

The erroneous identification of a benign condition that turns out to be harmful. Contrast with false positive.
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Ideally for a good diagnostic test, false negative should be zero.
8%) from 5 patients (10%) with 1, 2 (twice), 3, and 4 nodes dissected were false negatives (tumor deposits from 0.
In the parole setting, if one can accept ten false positives for every false negative, false negatives are ten times more costly than false positives; one false negative counts the same as ten false positives.
And, there were 56 false negatives out of 104 test results.
The DoH said only a small number of women would probably have been affected by a false negative result.
For hazards with severe consequences, we will want to focus on the chances of a false negative occurring (i.
When added to a blood sample, ascorbic acid gives rise to a false negative upon application of the presumptive test using tolidine as a reagent.
While on the surface of it, this false negative rate seems alarmingly high, yearly Pap smears should ensure that a timely diagnosis can still be made, given the slow progression of most cervical cancers.
A highly sensitive test, therefore, gives more false positives, while a highly specific test gives more false negatives.
If the methodological problems associated with valid assessment of suicidal risk can be overcome, then the occurrence of false negatives will be significantly diminished.
In this paper, I generate an estimate of the false negative rate for a representative sample of murders in Chicago.
False negative serology in patients with neuroborreliosis and the value of employing of different borrelial strains in serological assays.