Rather, the authors conclude — and provide evidence to support this conclusion — that guidelines about sugar consumption are based
on weak evidence and we need better research on this topic.»
Likewise, advocates for smoking bans should be more candid about the limits of the arguments when interventions depend
on weak evidence.
The researchers, led by Dr Vinay Prasad at Oregon Health & Science University, say their findings «raise concern that the NCCN justifies the coverage of costly, toxic cancer drugs based
on weak evidence.»
«US cancer treatment guidelines «often based
on weak evidence»: Findings question the underlying evidence for current guidelines.»
Not exact matches
Weaker - than - expected earnings from Cognex could provide more
evidence that Apple is pulling the plug
on the iPhone X.
This generally supports the case that Living Goods offers high quality products, but because our experience
on the site visit may have been non-representative and there are many other potential factors that may affect the effectiveness of drug treatments aside from following storage procedures for drugs properly, we consider it to be only
weak evidence in support of the quality of Living Goods» drug treatments.
The empirical
evidence on both counts is
weak or absent.
As a result, to base your «
evidence»
on eyewitness accounts is
weak at best, and completely misleading at worst.
Capital punishment's lack of demonstrated superiority as a deterrent (the
evidence for its effectiveness being at best mixed), the capacity of society to protect itself equally well by permanently imprisoning those who are currently being executed (which is possible at limited marginal cost, especially when one takes into account the cost of the extended trial procedures and interminable appeals and reviews which usually accompany capital punishment)-- all these points are important, but their utility is chiefly as rebuttal arguments in response to the empirically
weak but emotionally strong claims made
on behalf of capital punishment.
According to Gareth Nelson, «
evidence, or proof, of origins — of the universe, of life, of all the major groups of life, of all the minor groups of life, indeed of all the species is
weak or nonexistent when measured
on an absolute scale.»
Gouldey (2005) says, «Statistically significant
evidence is found that the market is not
weak - form efficient and that speculative profits (after transaction costs) can be earned using the information set based only
on quoted betting and realized point spreads.»
Because, based
on all
evidence from the previous decade, we're injury - prone, mentally -
weak, half - season bottlers.
Though
on evidence of Gabriel Paulista and Callum Chambers performance against Liverpool, there is no cause for worry against a
weaker Newcastle side.
Section B contains «studies exhibiting problems with the design, analysis or reporting» and so
on, with the
evidence becoming
weaker as the letters progress.
«In this instance, the DWP's arrangements for overseeing and inspecting its contractors were so
weak that vital
evidence on potential fraud and improper practice was not picked up.»
On the issue of whether Orwell had the Fabians in mind: I think the direct
evidence is
weak.
He too alluded darkly toward «
evidence of voter suppression,» and called for formal federal oversight of the final vote count — though was
weak on the details of what nefarious activities transpired.
But some of these drugs are only effective after several months, and their use is «based
on very
weak evidence,» Niklas Långström, a psychiatric epidemiologist at KI, said at the press conference.
This orientation «suggests bipedality,» says Juan Luis Arsuaga of the University of Madrid, although «the
evidence is still
weak» because so far it is based primarily
on a single bone.
«Each individual piece of
evidence is,
on its own merits,
weak,» she says.
In the paper «Banning Smoking In Parks and
on Beaches: Science, Policy, and the Politics of Denormalization,» published in the July issue of the journal Health Affairs, researchers at Columbia University's Mailman School of Public Health analyzed the
evidence for these claims and found them to be far from definitive and, in some cases,
weak.
Speaking at an annual meeting of the American Association for the Advancement of Science, Barnett said climate models based
on air temperatures are
weak because most of the
evidence for global warming is not even there.
Based
on the
evidence provided by these studies, researchers from McMaster University in Ontario divided dietary interventions (or nutrients) into three categories: strong, moderate, or
weak causal relationships between consumption and decreased — or increased — risk of developing heart disease.
The researchers concluded that only a few foods or dietary patterns have a significant impact
on your risk for heart disease, whereas the vast majority of things that we dietitians typically recommend have only
weak associations — or may even lack sufficient
evidence to say that these foods impact heart disease at all.
The upshot is that the scientific
evidence is
weak in pointing a smoking gun at silicones, but the questions and uncertainty are there, so it's worth keeping a close eye
on them — especially given the growing concerns about endocrine - disrupting chemicals that might produce health problems a generation after a minuscule exposure.
Instead, the 2010 DGAC Report continues to make one - size - fits - all recommendations that are based
on evidence that is
weak, fragmented and even contradictory in nature.»
I came to realize that much of what we are taught about dieting and nutrition is based
on weak or absent
evidence.
Given the existence of (
weak)
evidence that postmenopausal therapy with oral estrogen may increases breast cancer risk, it is recommended that women at risk of, or who already have been diagnosed with breast cancer, should avoid soy products just to be
on the safe side.
A systematic review of 44 cohort studies published in the BMJ showed that
evidence about effects of calcium supplements
on risk of fractures is
weak and inconsistent.
I've been writing about this for a while — mostly
on the basis of fairly
weak indirect
evidence because there's very little research
on the health effects of wheat vs. other grains except in celiac patients.
Perhaps the
evidence is pointing away from the healthiness of white potatoes, but these conclusions seem to be based
on weak data.
I will review research and clinical
evidence proving worth of this most classic of «food as medicine» approaches, as well as help sift through
weaker research
on different dietary approaches trying to be passed off as good
evidence.
Past research focused
on weak epidemiological
evidence to determine the link between saturated fats, cholesterol, and CVD.
It's become widely accepted in the movie industry that the
weakest weekend of the year is always that of Labor Day and one needs to look no further for
evidence of that than the fact that this year's one new wide release
on Friday was the dismal found - footage horror flick As Above, So Below (the almost equally subpar November Man got a jump
on proceedings by releasing two days prior though that didn't help it any).
That the
evidence is often
weak, misleading, or irrelevant is a serious problem, but at least the action is
on the right field of play.
In a recent New York Times op - ed, I argued that the case for Betsy DeVos's Secretary of Education appointment rests
on a very
weak track record — in particular, the
evidence does not support her free market approach to school reform that relies, first and foremost,
on school vouchers for private schools, as well as unregulated forms of charter schooling.
They contend that the
evidence points to a mismatch, specifically that «a school choice program's impact
on test scores is a
weak predictor of its impacts
on longer - term outcomes.»
In comparison,
evidence on the impact of other items
on the table such a repatriation of offshore earnings is
weak or contrary.
Although the findings are
weaker on this count, the best
evidence indicates that the impact of collective bargaining is especially negative for schools that are «relatively» high minority within a given (larger) district....
On balance, the
evidence suggests, students benefit when collective bargaining rights for teachers are stronger, not
weaker.
And, increasingly, we're getting solid
evidence of what reforms may help: teacher evaluations based
on student performance, higher pay and prestige for good teachers, dismissals for
weak teachers.
«Nevertheless, the general sense from the literature and the
evidence collected for this study is that the checks and balances
on academy trusts in relation to conflicts of interest are still too
weak.
As Rep. Pope wrote, «Strong theoretical reasons» do not amount to
evidence and the absence of previous research
on a topic does not validate
weak research.»
Using QRT Part 3, reviewers look across studies
on a CSR model and rate the cumulative
evidence as strong, moderate, limited,
weak, or nonexistent.
«Small class sizes and required higher pay for higher degrees may have marginal bene?ts, but the
evidence of their effect
on student achievement is
weak,» she says in her policy agenda.
While prior
evidence paints a mixed picture of the influence of demographic variables
on leader efficacy, the overall effect of such variables seems to be
weak or non - existent.185 For example, virtually no
evidence suggests that school level or size, 186 teachers «age or total years of experience in education, student SES or student ethnicity, influence leader efficacy.187
However, a recent meta - analysis of published studies
on neutering females and MC found that the
evidence linking neutering to a reduced risk of MC is
weak [13].
However, a recent systematic review of published work
on neutering and mammary tumors found the
evidence that neutering reduces the risk of mammary neoplasia to be
weak, at best [13].
I know in medical statistics, if you have a whole lot of
weak evidence, from a lot of different measures or theories, all suggesting there's something going
on not yet well understood, it's more convincing that if you have only one piece of
weak evidence that's easy to dismiss as being that one - in - twenty accidental blip.
Of course Mass may feel that a linear regression of average Texas summer temperatures since 1895 provides conclusive
evidence for his case that AGW is currently far too
weak to play a significant role in the Texas 2011 heatwave (an argument he recycles in his Aug 9 blog post), but it is strange Mass picks
on Rupp et al 2012 without mentioning Massey et al 2012 in the same collection of papers that similarly finds AGW impacts in excess of Mass's method (3 times in excess by my calculation).