Sentences with phrase «large population studies did»

However, two other large population studies did not find any increase in estrogen levels or breast cancer risk linked to grapefruit.

Not exact matches

Research studies do not predict anything at all about any particular baby or babies — they look at trends in a large population.

The largest urban health systems, which serve as safety nets for large patient populations with lower socioeconomic status and greater likelihood to speak English as a second language, do worse on government patient satisfaction scores than smaller, non-urban hospitals likely to serve white customers with higher education levels, according to a new study by Mount Sinai researchers published this month in the Journal of Hospital Medicine.

Now it's time to do a larger - scale study, particularly in high - risk populations, and follow participants» progress for longer periods, Dong and Raed say.

Despite countless findings to the contrary, a large portion of the population doesn't believe that scientists agree on the existence of human - caused climate change, which affects their willingness to seek a solution to the problem, according to a 2011 study in Nature Climate Change.

Although the new JNCI study did not analyze individual cell phone usage — preferring instead to take a broader look at the population at large — other research has examined subgroups of cell phone users to try to discern different trends among more frequent use.

She stressed that studies in larger patient populations are necessary to confirm their results and to determine if cognition status differs between female athletes who stop menstruating and those who do not.

«In large populations brothers don't need to compete so much with each other for female attention since their genes will get passed on if their sibling mates successfully anyway,» said Dr Tommaso Pizzari of Oxford University's Department of Zoology, who led the study.

And what do we do about those as opposed to those kinds of retrospective studies of a large population, that can be so difficult to work with because you have to tease out what the real information is.

The study shows that when the cod population in the central Baltic increases, it spreads into larger areas and spills over into adjacent marginal systems where it usually does not occur, as for example the Gulf of Riga.

Conversely, within non-diabetic populations, periods of IER (75 - 85 % ER on restricted days) do not typically affect fasting glucose levels 37, 41, 45, 48 or HbA1c 41, 48; results of which can often be replicated by short term CER studies.62 - 65These findings are unsurprising given that frank hyperglycaemia within the T2DM diagnostic range is effectively a late - stage manifestation of IR, which along with compensatory increases insulin secretion, can precede the onset of T2DM by many years.66, 67 Findings from one large scale prospective cohort study, Whitehall II, reveal a sharp increase in the trajectory towards fasting hyperglycaemia which is only detectable three years prior to diagnosis with T2DM.67 Consequently, it can be argued that changes in circulating insulin concentrations, fasting (hepatic) insulin sensitivity and glucose uptake / clearance are more sensitive markers of deteriorating glucose control than fasting glycaemia in non - diabetics.68 - 70

this is a large scale population study with incredible health data comparing rural (vegan) vs. urban Chinese, duplicated in rats, much more compelling than just analyzing Bill Clinton, who I have heard did not stick to a vegan diet until recently after his last scare.

That being said, our primary problem in America with regard to diet is doctors like Rosedale aren't funded to do large population studies with healthful diets that could in turn reduce taxpayers contribution to the medical industries, American's are bombarded with unhealthy propagandistic marketing from food corporations, Americans have been taught that it's not our fault that we eat bad food because «were hungry» (with pouty lips) and a healthy diet is aberrant and only for people who are overweight.

«His meta - analysis of the cutting - edge research on large - cohort studies of what sugar does to populations across the world, alongside his own clinical observations, has him credited with starting the war on sugar,» writes Zoe William in The Guardian.

Looking at large populations, studies have shown that multivitamin use did not reduce the risk for heart disease, cancer, memory problems, or early death.

Now even more conservative groups are starting to question this connection, citing a recent study that showed higher saturated fat consumption didn't mean higher rates of heart disease when looking at large population studies.

A new study conducted on a large population (more than 800 people) and spearheaded by the University at Buffalo's Michael Poulin found that stress did not predict mortality in those who helped others, but that it did in those who did not.

What the Saul Zaentz Charitable Foundation has done is unique and inspirational — it is enabling the launch of a very large - scale study with the potential to generate insights akin to what the field of public health has produced, because of population - based research, around pressing issues, such as heart disease and the impact of smoking or lead exposure on health and development.

Sea Lion Island shelter a small, localized population of elephant seals, that we are studying in great detail by marking almost all breeding individuals every season, by spending a large amount of time in the field doing behavioural observations, and by using a mixture of different techniques to gather accurate measurements of different aspects of individual phenotype of males and females.

Several things one learns from studying statistics: 1) one gets increases in accuracy as sample size increases, but it is a matter of dimishing returns — you don't need a large sample to get a pretty good fix on the population's characteristics, and 2) biased samples will kill you.

Col Mosby: «Several things one learns from studying statistics: 1) one gets increases in accuracy as sample size increases, but it is a matter of dimishing returns — you don't need a large sample to get a pretty good fix on the population's characteristics, and 2) biased samples will kill you.»

Since bike sharing doesn't require actual ownership of a bike, equipment for maintenance, nor a storage space within the home, it is uniquely poised to address some of these concerns that are larger barriers for the study's target population.

However, even with these social services, poorer economic circumstances do appear to be associated with mental health problems in Norwegian children.27 31 32 Yet, in order to study the relatively small population of poor children with adequate power, large samples, such as in the present study, are required.