rate

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Related to false-positive rate: False Negative Rate, false positive error

rate

1. 
a. a price or charge with reference to a standard or scale
b. (as modifier): a rate card
2. a charge made per unit for a commodity, service, etc.
3. a wage calculated against a unit of time

rate

[rāt]
(science and technology)
The amount of change of some quantity during a time interval divided by the length of the time interval.
References in periodicals archive ?
Say, in the first "generation" of research, the false-positive rate is 0.
The reason this apparent false-positive rate from this study is so high is mostly because the Kepler team has been very generous with the last few data releases with what has been called a 'candidate'," Morton says.
The test correctly identifies about 80 percent of women who are carrying a baby with Down syndrome and has a false-positive rate of about five percent.
Yet knowledge of the false-positive rate is not sufficient to determine a test's usefulness, as the above HIV test example illustrates.
They also expressed concerns about the high false-positive rate.
The current prenatal screening standard of care for Down syndrome and other trisomies in low-risk pregnancies is more than three times as likely to return a false positive, compared with false-positive rates from noninvasive, cell-free DNA testing, according to a new study.
The XE 2100 presented the largest changes in review rate, false-negative rate, and false-positive rate according to changes in the cutoff values of quantitative flags.
After distributing the unknowns by the observed ratios of objects, the team arrived at the 35 percent false-positive rate.
Sensitivity was defined as the percentage of positive examinations among women diagnosed with breast cancer, and the false-positive rate as the percentage of positive examinations among women without a breast cancer diagnosis.
The results of the analysis showed that contingent screening had a detection rate of 93%, with a false-positive rate of 4% in a relative comparison of the three methods for detection of trisomy 21 in the FASTER population.
So, for example, if using maternal age alone is compared with using maternal age plus AFP/ HCG/uE3, the detection rate increases from about 49% to 78% and the false-positive rate drops from about 13% to 8%.
Outcomes measured The authors reported the sensitivity and false-positive rate of the integrated test and compared them with characteristics of the existing screening strategies.