Not exact matches
The national cost
of false -
positive tests and overdiagnosed breast cancer
is estimated at $ 4 billion a year, according to a 2015 study in Health Affairs.
It points to evidence showing that 2,100 women need to
be screened over 11 years to prevent one death, but one in three
of them get
false -
positives.
Amazon says the problem
was the result
of a
false positive.
There
are numerous
false positives of rising VIX on a modest pullback.
As with all technical indicators, an overbought or oversold indicator may
be followed by higher highs or lower lows, giving the impression
of a
false negative or
false positive.
A new genetic test that analyzes the free DNA floating in a pregnant woman's blood
was proven to
be more effective at predicting chromosomal disorders compared with standard screening tests, due to its much smaller incidence
of false -
positive results.
The price
of being tactical
are the inevitable
false positives, where you sell only to buy back in at higher prices.
THE BIOPSY»S DANGEROUS CASCADE: HOW TO LESSEN THE NEED FOR INVASIVE TESTING Intervention Track Hosted By: Insigniam Current medical tests
are too often marred by high rates
of overdiagnosis («
false positive» results) or they too often miss the danger altogether («
false negatives»).
After two - and - a-half years
of giving income investors
false hopes
of a recovery, the energy infrastructure sector
is now ready to stage a sustained
positive price trend.
Since the majority
of all investigated hypotheses
are false, if
positive and negative evidence
were written up and accepted for publication in equal proportions, then the majority
of articles in scientific journals should report no findings.
You
are under the
false impression that Atheism
is the
positive affirmation
of the non existence
of god....
Unless you think the amounts
of the decay element
are varying just the right amount to give a
false positive to highly repeatable tests and calibrations from samples all over the world (and beyond with meteorites), then you
are wrong.
It
is only possible to prove an existential
positive (i.e. something does exist) or to show that an universal qualification
is false (by way
of counter example)
Claiming a god exists
is absolutely a
positive statement
of false knowledge, but saying we can't know, don't know, and that we as an individual don't have enough evidence to make a
positive statement on any gods existance, that
's a rational position to take.
You will have a lot
of false positives, and you will
be taking many unnecessary evasive and preventive actions that
are ineffective.
Christian disbelief
is, instead, a
positive testing
of what
is true and
false by a single criterion: «By this you know the Spirit
of God: every spirit which confesses that Jesus Christ has come in the flesh
is of God, and every spirit which does not confess Jesus
is not
of God» (1 John 4:2 — 3).
Let the
positive word come first, so that the gospel may undercut the fears which cause men to harden their minds and hearts against any criticism; but then the word
of judgment
is needed to prevent all that
is positive in the gospel from creating
false peace
of mind in personal life or complacency about our national culture.
And Jude, though he wanted to write something
positive and encouraging, found it necessary to write a letter
of warning against the
false teachers who
were infiltrating the church.
Their
positive meaning
is lit up only by the fact that in this act He
is this God and therefore the true God, distinguished from all
false gods by the fact that they
are not capable
of this act, that they have not in fact accomplished it, that their supposed glory and honour and eternity and omnipotence not only do not include but exclude their self - humiliation.
Which brings us back to Oona Stannard's clear and public statement on 25 February that the Government's «draft guidance
is a
positive step forward -LSB-... It] helps support schools in counteracting [
false impressions
of relationships] from within their own carefully planned SRE programmes.»
This study leaves open the question
of whether the green tea tested in this study
is contaminated with gluten or if something in the green tea
is causing
false positive results.
We will also discuss ways you can safely promote the
positive attributes
of your product in a manner that
is neither
false nor misleading.
Past performance
is no guarantee
of future results, August
is packed with
false positives, and there
's no morals clause for the postseason.
«[USADA] said it could
be a
false positive,» one
of the sources with knowledge
of the disclosure said.»
Fearful
of a mass drug - test failure — poppy seeds
are said to cause
false positives — Chimello ordered flight attendants to replace the offending rolls with unseeded ones.
The problems
of false negatives (i.e. the sensor alert not going off when the athlete
is later found to have suffered a concussion), and
false positives (i.e. the sensor triggering an alert when the athlete
is later found not to have suffered a concussion)
are real concerns.
First, the number
of false positive results
is rather high and varies widely by state.
There
are a lot
of false positives, and parents
are getting out
of bed terrified because they get an alert.»
But because issues ranging from delays in reporting to
false positives can sometimes occur, Wilkerson suggests asking the baby's pediatrician to confirm it came back and if there
were any areas
of concern.
Highland Park's system will
be on from 7 a.m. to 10 p.m., when the parks
are open, to minimize disturbing neighbors with «
false positives,» said Calvin Bernstein, the chairman
of the district's Finance Committee and a strong advocate
of acquiring the system.
«The risk
of a
false positive makes it unlikely to
be used by criminals to scope out a home,» he said.
There
is some evidence that the use
of continuous electronic fetal monitoring may lead to increased
false positives for fetal hypoxemia and to resulting caesarean sections.21, 22
As a heads up: the paper can
of course trigger a
false positive for explosives or questionable residue and if that happens, you'll
be asked to take the baby out
of the carrier, send the carrier through the X Ray and walk through the metal detector holding the baby.
But even when both
of these criteria
were true, there
were many
false positives, meaning that many
of these babies» weight
was in the normal range.
Re: Lincoln,
of course a system that filters out definitely - bad candidates will also filter out some possibly - good ones, i.e. have
false positives.
This era
was also overshadowed by severe human rights abuses committed by members
of the armed forces, including the «
false positives» scandal, in which peasants
were killed and then dressed up as guerrilla fighters to artificially inflate the body count.
The
false positive rate
is much higher than the
false negative rate
of existing gun laws.
In Pakistan, in contrast, bombings
are driven by religious differences between people who
are ethnically much more similar within a multi-ethnic panorama
of predominantly Muslim ethnicities - indeed, often the targets
of bombings
are secular people, or Christians, or less «fundamentalist» Muslims
of the same ethnicity as the bombers, so simple ethnic profiling
is not very useful in making a first order assessment
of the risk that someone
is a bomber and generates vastly more
false positives.
Rather than
being «confirmed,» they
were «validated» through a series
of simpler follow - up observations and complex statistical tests designed to rule out
false positives.
The researchers realized that one particular analysis variation
was spitting out
false positives at a rate
of up to 70 percent.
That will tell us if the problem
of false -
positive results in the psychology journals
is big, small or non-existent.
For criminal investigators, if the database contains 10 close calls that resemble the print from the crime scene, that
's a significant complication, because by definition at least 9
of those 10
are false positives.
More disclosure
of how data
were handled and reported, and making data available, can help other scientists spot
false positives in your work.
That means the 1 %
false positive rate will likely
be higher in less healthy populations, notes proteomics researcher Lance Liotta
of George Mason University in Manassas, Virginia.
«Anomaly detection isn't new, and it has a problematic history
of reporting a lot
of false positives,» says Dr. Will Enck, an assistant professor
of computer science at NC State and co-author
of a paper on the work.
The principal measure
of efficacy
is called Area Under the Curve (AUC), a measure
of how well biomarkers identify true cases
of disease (sensitivity) while avoiding
false positives (specificity).
The computer has flagged about 15,000 possible planets, but a lot
of those
are false positives.
One common misinterpretation
is that a P value
of.05 implies a 95 percent probability that the effect
is real (or, in other words, that the chance
of a
false positive is only 5 percent).
If the data yield a P value
of.05, the risk
of a
false positive is 26 percent, Colquhoun calculates.
But an alternative
is to make statistical calculations for the probability
of false positives among these thousands
of exoplanet candidates.