Sentences with phrase «because population studies»

Not exact matches

HALIFAX — A new study says while Atlantic Canada's largest city is growing, population rates in Halifax remain marginal because more people are moving elsewhere.
I'd love to know where you plucked your figures from, because most scientific studies seem to suggest that the majority (between 60 % and 80 % depending on the study) of the population are actually bise.xual in that they are attracted to members of both se.xes (although a large majority of these people never cross into acting on any same - s.
A recent study from researchers at Oxford University published in the medical journal The Lancet looked at how changing weather patterns will affect the planet's ability to grow enough food to adequately feed the global population, and the results are terrifying: They predicted that because of large scale agricultural changes, 247,970 could die in China alone by the year 2050.
How apropos considering that the afore - mentioned George Barna in a separate study found that «children are the most important population segment to minister to because of their spiritual vulnerability.»
In addition, the LEAP study design excluded 9.1 % of the infants who were screened (76 of 834) because large wheals (greater than 4 mm in diameter) developed after the skin - prick test21 that were probably associated with peanut allergy; the safety and effectiveness of early peanut consumption in that population remain unknown.
Experts are saying older men shouldn't worry about their higher risk of fathering a child with bipolar disorder (men 45 + are 25x more likely than a man in his 20s to father a child with bipolar disorder) because it's such a rare disease but recent studies show it's not rare at all and affects 4 - 5 % of the population.
First, because black and Hispanic mothers were underrepresented in the study population, our results may not be applicable to the entire US population.
But this doesn't make sense for everything we do in health care, and we know the information we get from randomized controlled trials doesn't always translate well to real life because 1) the restrictions we put on eligibility for studies rarely allows the results to be generalized to the population as a whole and 2) Adherence to the intervention tends to be higher in a randomized controlled trial than in real life which makes the effect seem «better» than it is.
The FDA has not approved these drugs for children under a year old because no studies have found them effective in that population.
Drop out at birth because of early death or loss to follow up was rare (0.4 %) and the study population was large with a high response rate.
Because there is a clear genetic predisposition to IBD, these populations should probably be composed of families that include persons who already have IBD [such as the studies conducted by Koletzko et al (20, 26)-RSB-.
The study noted limitations, including that because there is no established reference range for total lip surface area modification in the general population, the surface area percentage reduction and augmentation extremes in the morphed faces were generated based on clinical experience of what seemed to be feasible.
The study looked at data from 9 of Canada's 10 provinces over 31 years from 1981 to 2011 (Prince Edward Island and the northern territories were not included because of insufficient data) to see if social and health care spending ratios were linked to population health status.
The researchers studied indoor tanning dependence and the factors associated with it in young adult non-Hispanic white women because this group has the highest prevalence of indoor tanning in the U.S. adult population, according to Mays.
The Old Order Amish are ideal for genetic studies because they are a genetically homogenous population tracing their ancestry back 14 generations to a small group that came to Pennsylvania from Europe in the mid-1700s.
«These studies are rather illuminating because they provide new insights into the population of HIV virons that spreads horizontally from men,» Warner Greene, director of the Gladstone Institute of Virology and Immunology at the University of California, San Francisco (UCSF), who was not involved in the new work, noted in an e-mail.
Not to worry though, because what chance is there that our scientific study results could even be related to foreign relations, other than, you know, research on global warming or acid rain or fish populations or avian - flu transmission or mad - cow - disease transmission, or ozone depletion or....
Dr Tallavaara says: «Our study highlights the difficulty in judging between environmental and demographic causes of the transition, because resource availability and hunter - gatherer population density appear to be closely linked».
HIV is widespread in these populations and because strains of the virus are more divergent there than in other regions studied, it is reasonable to believe it has been there longer than elsewhere.
She reviewed the social media habits of an alternate population — scientists at UW Madison — because that group more closely resembles the one in the NSF study, in scientific disciplines and gender.
In a 2013 laboratory study, physicist Jeff Gore of the Massachusetts Institute of Technology in Cambridge took a step in that direction by predicting when yeast colonies were about to die of stress because of low population densities.
So I clicked on it: «Because genetic association studies are generally performed in populations of a particular ethnic background [European, Asian, African], we can not know whether the associations will also apply to those of a mixed background.
The study's findings are applicable to the U.S. population because food fortification with folic acid was implemented at approximately the same time and levels in the U.S. as Canada because of the North American Fair Trade Agreement of 1994, Joseph said.
Differences in bower decoration within a single population of spotted bowerbirds come about because of local traditions, a new study finds, demonstrating a type of social learning rarely seen outside of primates.
Conducted from 1999 to 2004 in a population of 60 patients (29 treated and 31 controls), that study produced statistically inconclusive results, in part because too many drug - treated patients dropped out complaining of weight gain.
Even though evidence from other settings or populations would be useful to assess the generalizability of this study, Mogstad said it is highly relevant to policymakers in Norway and the United States, because disability insurance is now one of the largest transfer programs in most industrialized countries.
Widely hailed as a «breakthrough» in HIV prevention by public health officials, the studies — one of which dropped its placebo arm today because of the convincing effects of the intervention — add powerful new tools to derail transmission of the virus in the population that accounts for most of the 34 million infections in the world.
It is difficult to accurately estimate the number of transgender people mostly because there are no population studies that accurately and completely account for the range of gender identity and gender expression.
The authors caution that because the study was conducted in Norway, which has a relatively homogenous and well - educated population, the findings should not be generalized to more diverse populations or to cultures with other feeding and eating practices without further study.
The study group was also mostly male — because the veteran population is majority male — meaning that the results can not necessarily be generalized to women with Parkinson's disease.
The study's authors note that China's exports cause the greatest number of premature deaths because of the high population density of that country and its neighbors, the quantity of its emissions, and its focus on manufacturing for export.
Studies in Scotland and Wales both suggest that killing foxes leads to a slightly higher breeding population the next year, probably because more foxes move in to contest the vacant area than were there in the first place.
Because the Chinook salmon diet consists of over 90 percent alewife, the new study predicts a smaller Chinook salmon population if nutrients remain low and invasive mussels remain abundant.
«We are particularly interested in genetic variants that are not common in the population (those carried by less than 1 and 20 women) because uncommon variants are not well studied and evidence suggests they may significantly contribute to cancer risk.»
Dr. Stergiopoulos noted the study is important for those who work directly with disadvantaged populations because it highlights that adaptations and improvements need to be made to treatment and support options.
«When we look forward several decades, climate models predict such profound loss of Arctic sea ice that there's little doubt this will negatively affect polar bears throughout much of their range, because of their critical dependence on sea ice,» said Kristin Laidre, a researcher at the University of Washington's Polar Science Center in Seattle and co-author of a study on projections of the global polar bear population.
The study should also help management efforts aimed at protecting these populations because it suggests that the protection of large juveniles and adults should be a priority.
Some of those studies predicted extinctions because growing herbivore populations would reduce the number of plants, limiting resources available to pollinators.
«This is important because previous studies conducted in West Africa are not generalizable to the U.S. population.
Ian Keymer, a retired MAFF vet from Norfolk who has studied fluctuations in red squirrel populations, says parapox is less likely to kill grey squirrels because it only causes disease in animals under stress, caused by food shortages for example.
In Sudan «the local population is becoming increasingly dependent on food aid and international food subsidies,» because the land grabbers are pushing out small farming, according to D'Odorico's study.
Even as advances in ancient - DNA technology have made it possible to probe population mixing and large - scale migrations that occurred thousands of years ago, researchers have had trouble studying the genetic history of the Near East because the region's warm climate has degraded much of the DNA in unearthed bones.
Researchers studied the Cayman reefs, which are 80 miles south of Cuba and surrounded by deep ocean water, in part because of their remoteness and negligible impact from a small nearby human population, Frazer said.
Studies from islands including Flores, Sri Lanka, and others suggest that early colonizers often coexisted with native fauna, perhaps because their populations were smaller and their technology simpler, or because they did not introduce invasive species such as rats and dogs.
Blue eyes have their hue because of a single genetic mutation that occurred fewer than 10,000 years ago in one individual and swept rapidly through the European population, according to a study published in the journal Human Genetics in January.
While the new study adds to the Milky Way's tally of star - forming regions, it may not substantially boost our galaxy's star total because the young, massive stars focused on in this study make up only a small percentage of the overall population.
«From recent studies of the general population, we know that approximately 50 percent of children lose ideal cardiovascular health by adolescence because they are overweight or obese.
«This is a study of unprecedented statistical power because of the massive size of the study population.
Maps in the study illustrate the combined felony populations by state as of 2010, because states vary in their criminal justice policies, especially in how law enforcement, incarceration and community supervision are emphasized.
The authors point out that this is an observational study, so no firm conclusions can be drawn about cause and effect, and add their results might not apply to the general population because the study only looked at older patients.
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