They are put on a medication (or buy one over the counter) that has never been studied for long - term use, and that population - based
observational studies link to pathogenic overgrowth of bacteria, fracture, and nutrient deficiency.
Many
observational studies link higher intakes of fish and other seafood with improved health outcomes.
However, one large
observational study linked decaf coffee with reduced liver enzyme levels, which suggests a protective effect (23).
Childhood IQ and cardiovascular disease in adulthood: prospective
observational study linking the Scottish Mental Survey 1932 and the Midspan studies
Not exact matches
From the
observational studies, which consisted of around 406,000 participants in total, the researchers found a
link between artificial sweeteners and a small increase in BMI (plus a slight increase in the likelihood of developing Type 2 diabetes).
Several
observational studies have looked at the
link between increased consumption of onions and a reduced risk of certain types of cancers, including stomach, breast, colon, prostate and ovarian.
We can not tell which benefits found in an
observational study derive from breastfeeding rather than from the myriad other advantages
linked with breastfeeding.
Because this was an
observational study, it's not possible to draw any firm conclusions about the
link between these factors, but the researchers believe there's something to this.
«A number of
observational studies suggests a
link between DHA levels during pregnancy and a baby's behavioral performance.»
Because this is an
observational study, researchers can not draw any causal
links.
In a
linked editorial, Dr Kathryn Fitzgerald of John Hopkins School of Medicine, Baltimore, emphasises the caveats for an
observational study of this kind which relies on food frequency questionnaires that are not fully able to describe different types of fat.
«It is a limitation of
observational studies, such as the smoking and depression example, that scientists can only find
links and correlations between actions and effects,» Wiedermann said.
Because the
study was
observational, it's not possible to definitively
link dietary patterns and bone health and fracture outcomes.
This was an
observational study, so it can increase our understanding of possible
links between self - inflicted injury and suicide, but it doesn't show that one necessarily causes the other because other factors could be involved.
The risk rises with decreasing Apgar score, but even slightly lowered scores can be
linked to a higher risk of these diagnoses, according to an extensive
observational study by researchers at Karolinska Institutet in Sweden published in the journal The BMJ.
This result provides further confirmation of previous
observational studies that had suggested the existence of such a
link.
Some
observational studies have even
linked high vitamin D levels to higher rates of prostate cancer, pancreatic cancer, and early death.
Plus, the
study was
observational (and not a placebo - controlled intervention, for example), so it was only able to determine a
link between weight fluctuation and heart disease risk, not a cause - and - effect relationship.
Because the
study was
observational, it does not establish a direct cause - and - effect
link between sugary drinks and prediabetes, McKeown said.
Both Hendrix and Goldacre noted that the
study is
observational, so it couldn't prove a direct cause - and - effect
link.
Overall, evidence
linking dairy to prostate cancer is inconsistent and based on
observational studies.
While nearly all the evidence
linking physical activity to cancer risk comes from
observational studies — people whose physical activity is followed for diagnoses of cancer — the placebo effect can not be denied.
hello mr lowfat now lot's of expert's disagree with the lipid hypothesis coz when the expert's did
studys to prove saturated fat causes heart disease they found there is no
link between sat fats and disease not only that u have to look at the kind of
study coz almost all
observational studys don't prove anything coz they don't find a
link but a clinical
study actually is well controlled and does find a
link i'm done
Previous
observational studies indicate that a high ratio of bacteria in the groupsFirmicutesand Bacteroidetes (FB) is
linked with increased body weight.
An
observational study on 11,000 men also found that a high vitamin K2 intake was
linked to a 63 % lower risk of advanced prostate cancer.
That said, some
observational studies in humans have shown that vinegar consumption is
linked to decreased esophageal cancer in China, but increased bladder cancer in Serbia (24, 25).
Observational studies in humans have
linked high added sugar and refined carbohydrate intake to many chronic diseases, including heart disease, cancer, diabetes, obesity and more.
In
observational studies, antibiotics have been
linked to an increased risk of childhood obesity.
Although they increase LDL in the short - term, plenty of long - term
observational studies find no
link between saturated fat consumption and LDL levels (24, 25, 26).
Emphasis is placed on
observational studies, analysis of the work of artists and crafts - people, exploration of materials and processes and the development of ideas through informed decision making and making
links between areas of research.
But tremendous natural variability occurs in the large - scale atmospheric circulation during all seasons, and even in summer the
links between Arctic warming and mid-latitude weather are not supported by other
observational studies.
In this
study, scientists from Georgia Tech, the Chinese Academy of Sciences and Columbia University expanded on previous research by combining
observational data and model simulations to explore the
link between unusually large snowfall amounts in the Northern Hemisphere in recent winters and diminishing Arctic sea ice.
The possible
link between Arctic change and mid-latitude weather has spurred a rush of new
observational and modeling
studies.
This
observational evidence supports recent modeling
studies that have suggested that Arctic sea ice is intrinsically
linked to Atlantic multidecadal variability.
There's a
link to an
observational study and to the 2 part SkS series by Rob Painting highlighting the Meehl et al model - based
study that suggests this is a HUGE phenomenon occurring in the ocean gyres explaining 700 - 2000m warming.
Our results point to the need for future
observational and modeling
studies to focus on the regional and seasonal characteristics of Antarctic climate change, the regional response to ozone depletion, the influence of tropical variability and climate change on Antarctic climate, and on the mechanisms that
link sea ice and air temperature in Antarctica.
More recent
studies, such as the 2009 Nurses» Health
Study by the Harvard School of Public Health and the 2014 Women's Health Initiative
Observational Cohort by the U.S. National Institutes of Health revealed no such
link between talc and ovarian cancer.
Given the ease of use of a questionnaire compared with an
observational design, researchers can also conduct longitudinal
studies to examine predictive or bidirectional
links between parental strategies and children's emotional competences.
An additional strength of this
study is its application of quasi-experimental
observational methodologies to
linked population data to assess the impact of two «real - world» programmes / services, which has important implications for policy and practice.