Sentences with phrase «from most previous studies»

The conclusion that humanity must aim for a CO2 amount less than the current amount is a dramatic change from most previous studies, which suggested that the dangerous level of CO2 was likely to be 450 ppm or higher.

Not exact matches

This cross-sectional study was to assess the relationship between RA, breastfeeding, and also use of oral contraceptives, in a population of older women from South China, where cultural habits differ from those in the West, where most previous studies were conducted.

Although most studies of parental depression have focused on mothers, the impact of depression in fathers has received increasing attention.2, 3 Using data from the 2002 National Comorbidity Replication Survey, the Institute of Medicine report also estimated that 4.3 % of men with a child under 18 years old had a major depressive disorder within the previous 12 months.1 In addition, a recent meta - analysis4 suggested that the prevalence of paternal depression within the first year of a child's life was 10.4 %.

Dr. Hayes says it is not clear what causes SCAD in most cases, but researchers know this from previous studies: • SCAD affects women more often than men; up to 80 percent of patients with SCAD are women.

One lion — the one that ate the most flesh — was known from a previous study to suffer from dental disease.

What sets the study apart from most previous evaluations is its randomized, controlled design — a relatively new approach honed by lead author Abhijit Banerjee, an economist at the Massachusetts Institute of Technology in Cambridge, and his colleagues.

Their previous studies steered them away from birds, which rid themselves of EEEV too quickly to harbor the virus for long, and from most types of reptiles — but not from snakes.

«In contrast to most previous studies, in which the animals learned from peers, the present study tested piglets after they observed their mother or their aunt in the process of solving a manipulative task,» explains Ludwig Huber, the director of this Messerli Foundation - financed study.

The ARIC data were especially useful to study because unlike most previous research linking gum disease and cancer risk, periodontitis cases were determined from dental examinations performed as part of the ARIC study rather than participants» self - reports of the disease.

This meta - analysis reinforced previous findings that feedback is effective in producing energy savings but results varied significantly from study to study so researchers broke down each study's moderating factors (i.e., feedback methods, length of feedback, etc.) to help figure out which types of feedback are most effective.

Anthropologists and geneticists know that populations throughout the world migrated from Africa more than 60,000 years ago (see diagram), and that the human genome is at its most diverse in our continent of origin, but previous studies have only scratched the surface of African genetic diversity.

Previous in vitro studies conducted by researchers in other countries showed that this molecule was able to reduce the multiplication and increase the mortality of cells from melanoma, the most aggressive type of skin cancer, as well as breast cancer and neuroblastoma, a tumor that typically affects patients aged 15 or younger.

As most scuba divers know — and previous studies have shown — sharks more commonly swim away from people than toward them.

«Previous literature has shown little or no benefit from calorie labeling, however that research did not look at long - term exposure, and in those studies most consumers did not notice the calorie labels.

One 2004 NASA - led study found that most of the glaciers they were studying «flow into floating ice shelves over bedrock up to hundreds of meters deeper than previous estimates, providing exit routes for ice from further inland if ice - sheet collapse is under way.»

Most WASP - 12b system parameter values from this work are consistent with values from previous studies, but have $ \ sim $ 40 - 50 % smaller uncertainties.

Our supermatrix expands upon these previous studies by bringing together sequences from a wide array of molecular studies, supplemented by new data for four genes, to yield a single primate phylogeny with strong support for the monophyly of most primate genera, families, and higher - level taxa (Primates, Strepsirrhini, Lemuriformes, Lorisiformes, Haplorhini, Tarsiiformes, Simiiformes, Catarrhini, Platyrrhini).

Dr Ricardo Rodríguez Varela, researcher at Stockholm University and lead author of the study, explains: «By generating the first autosomal genetic data from these populations we can conclusively demonstrate that the Guanches were most closely related to modern North Africans of Berber ancestry than to any other population we included for comparisons, supporting previous studies but adding more detail and nuance.»

However, as the researchers point out, «A previous study undertaken in the same Chadian area in a larger group of sixty rural participants did demonstrate a weak inverse correlation between B12 and homocysteine concentrations in the twenty subjects most severely protein depleted... It is therefore likely that the hyperhomocysteinemia status of some of our rural subjects in the present survey might have resulted from combined B12 and protein deficiencies.

«Our report was an attempt to do the most comprehensive assessment of fatty acids by combining data from all previous studies into a single investigation,» said study author Dr. Rajiv Chowdhury, a cardiovascular epidemiologist at the University of Cambridge in England.

These most intimate of ancient human artifacts were often ignored or discarded during many previous archaeological excavations, but careful study of materials painstakingly recovered from human paleofeces says a lot about what ancient human dietary practices were like, given their incredibly high content of fiber, undigested plant remains.

Quality Preschool Benefits Poor and Affluent Kids, Study Finds NBC News, March 28, 2013 «While most previous studies had focused only on kids from underprivileged backgrounds, in the new study Harvard researchers found that regardless of family income children who got a year of quality prekindergarten did better in reading and math than kids who spent the year in daycare, with relatives, or in some other kind of preschool, according to the report which was published in Child Development.&rStudy Finds NBC News, March 28, 2013 «While most previous studies had focused only on kids from underprivileged backgrounds, in the new study Harvard researchers found that regardless of family income children who got a year of quality prekindergarten did better in reading and math than kids who spent the year in daycare, with relatives, or in some other kind of preschool, according to the report which was published in Child Development.&rstudy Harvard researchers found that regardless of family income children who got a year of quality prekindergarten did better in reading and math than kids who spent the year in daycare, with relatives, or in some other kind of preschool, according to the report which was published in Child Development.»

These findings confirm those from a variety of previous studies, which have shown that adjusting the data for students» socioeconomic status is usually enough to eliminate most or all of the difference between blacks and whites in educational attainment.

This echoed findings from a previous study that analyzed information search patterns on the District's first public school information site and revealed that parents were most interested in demographic characteristics of the student population, followed by location, and, only then, academic performance (Schneider & Buckley, 2002).

• U.S. 4th graders topped 22 participating jurisdictions, and were outscored by just 10 of them, on the most recent Progress in International Reading Literacy Study, or PIRLS, though American students» literacy marks stagnated from the previous exam.

Historically (and as researchers from Stanford University recently documented in one city, echoing findings from many previous studies), school systems have tended to assign teachers with the least experience to work with the students who need the most help, while assigning the most well - regarded veterans to work with the strongest students.

This instrument has been used in several published studies to gauge the content of teachers» instruction (examples here and here), but most previous studies have used SEC data from only semester - end or year - end surveys (for more on the history of the SEC, see here).

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The researchers from Leibniz - IZW also used a previous study which identified the most common parasites found in grey wolves.

Their most recent study, published in Schizophrenia Research, along with researcher Wendy Simmons, compared two previous studies that found a link between childhood cat ownership and the development of schizophrenia later in life with an unpublished survey on mental health from 1982, 10 years before any data on cat ownership and mental illness had been published.

Based on previous studies, he estimates there could be anywhere from 30 million to 80 million of those in the U.S., most of them out hunting.

However, the study is still worth examining — in large part because nothing in the study is consistent with what you would hear from most professional breeders, behaviorists, and previous studies on the topic.

Actually Olson et al's abstract states «Our results are consistent with most previous studies» and «The mode of the climate sensitivity estimate is 2.8 °C, with the corresponding 95 % credible interval ranging from 1.8 to 4.9 °C» (which supports the first quote).

Previous evidence that permafrost is warming80 has been confirmed and enhanced by more recent studies.81, 82 The most recent modeling efforts (for example, Avis et al. 2011; Jafarov et al. 201283,84) extend earlier results85, 86 and project that permafrost will be lost from the upper few meters from large parts of Alaska by the end of this century.

The study found that the type of activity most likely to generate claims was «preparation, filing, and transmittal of documents,» retaining its No. 1 position from previous years.

These studies have consistently noted the salience of the parental relationship in determining parents» paternity establishment decisions, with cohabiting or dating parents far more likely to establish paternity in - hospital than those with no relationship.3 In addition, these studies have helped form a portrait of the father characteristics most associated with the failure to establish paternity in - hospital; among others, these include low education, unemployment, children from previous relationships, and a lack of financial and emotional support during the pregnancy.4

Previous studies suggested that early childhood trauma can lead to an array of negative health outcomes and behaviors, including substance abuse, among both adolescents and adults.22 — 25 For example, childhood physical and sexual abuse has been shown to be associated with illegal drug use.26 — 28 Although these studies provide evidence that most substance abusers come from abusive homes, many of these studies have taken a «categorical» approach to examine the relationship between 1 or 2 forms of these childhood exposures and subsequent drug abuse; few studies have examined illicit drug use and abuse in relation to multiple disturbing or stressful childhood exposures.