Sentences with phrase «mixed results of studies»

The same is true for the very mixed results of studies about the effectiveness of TFA teachers compared to non-TFA teachers.

Not exact matches

These risks and uncertainties include: Gilead's ability to achieve its anticipated full year 2018 financial results; Gilead's ability to sustain growth in revenues for its antiviral and other programs; the risk that private and public payers may be reluctant to provide, or continue to provide, coverage or reimbursement for new products, including Vosevi, Yescarta, Epclusa, Harvoni, Genvoya, Odefsey, Descovy, Biktarvy and Vemlidy ®; austerity measures in European countries that may increase the amount of discount required on Gilead's products; an increase in discounts, chargebacks and rebates due to ongoing contracts and future negotiations with commercial and government payers; a larger than anticipated shift in payer mix to more highly discounted payer segments and geographic regions and decreases in treatment duration; availability of funding for state AIDS Drug Assistance Programs (ADAPs); continued fluctuations in ADAP purchases driven by federal and state grant cycles which may not mirror patient demand and may cause fluctuations in Gilead's earnings; market share and price erosion caused by the introduction of generic versions of Viread and Truvada, an uncertain global macroeconomic environment; and potential amendments to the Affordable Care Act or other government action that could have the effect of lowering prices or reducing the number of insured patients; the possibility of unfavorable results from clinical trials involving investigational compounds; Gilead's ability to initiate clinical trials in its currently anticipated timeframes; the levels of inventory held by wholesalers and retailers which may cause fluctuations in Gilead's earnings; Kite's ability to develop and commercialize cell therapies utilizing the zinc finger nuclease technology platform and realize the benefits of the Sangamo partnership; Gilead's ability to submit new drug applications for new product candidates in the timelines currently anticipated; Gilead's ability to receive regulatory approvals in a timely manner or at all, for new and current products, including Biktarvy; Gilead's ability to successfully commercialize its products, including Biktarvy; the risk that physicians and patients may not see advantages of these products over other therapies and may therefore be reluctant to prescribe the products; Gilead's ability to successfully develop its hematology / oncology and inflammation / respiratory programs; safety and efficacy data from clinical studies may not warrant further development of Gilead's product candidates, including GS - 9620 and Yescarta in combination with Pfizer's utomilumab; Gilead's ability to pay dividends or complete its share repurchase program due to changes in its stock price, corporate or other market conditions; fluctuations in the foreign exchange rate of the U.S. dollar that may cause an unfavorable foreign currency exchange impact on Gilead's future revenues and pre-tax earnings; and other risks identified from time to time in Gilead's reports filed with the U.S. Securities and Exchange Commission (the SEC).

Although a number of studies have investigated the evidence for anti-obesity programmes at school, the results have been mixed and the studies weak.

Studies have yielded mixed results, which may reflect study design, such as how breastfeeding was defined, relying on recall of feeding from prior years, and other factors.

Research on the impact of depression on home visiting outcomes is mixed with some studies reporting negative results while others suggesting that depressed mothers may benefit from these programs.

In other words, even when home visitation programs succeed in their goal of changing parent behaviour, these changes do not appear to produce significantly better child outcomes.21, 22 One recent exception, however, was a study of the Home Instruction Program for Preschool Youngsters (HIPPY) model with low - income Latino families showing changes in home parenting and better third - grade math achievement.23 Earlier evaluations of HIPPY found mixed results regarding program effectiveness.

Lay support has been associated with improved breastfeeding practices, but studies of programs that engage men in breastfeeding support have shown mixed results and most are from high - income countries.

As far as communication in climate policy is concerned, the study's results suggest that in future a comprehensive mix of information on climate change and various justifications for climate protection will be necessary.

The study plots were in California, but the authors suggest study results could apply to mixed conifer forests across the North American Mediterranean Climate Zone, which stretches from southwestern Oregon through California to northern Baja California and includes parts of western Nevada.

The study publishing January 9 in the open access journal PLOS Biology led by researchers from Uppsala University with an international team of collaborators, also indicates that the resulting mixed population genetically adapted to the extreme environmental conditions.

DeLaune said previous field studies from the Rolling Plains and adjacent High Plains demonstrated mixed results, with some showing a reduction in soil moisture and cash crop yield due to cover crops and others indicating no significant impact of cover crops on subsequent fiber yield.

Geneticist Iosif Lazaridis of Harvard Medical School in Boston, who studies how and when ancient populations mixed, calls the new results «a big accomplishment.»

And a few studies have found that women expend more energy in producing breast milk for boys — although the results of such studies have been mixed.

But studies of how this drastic change affected temperatures on land have had mixed results.

In the review, the researchers noted the mixed results of a total of thirteen quantitative studies investigating whether and how depression is associated with substance - related outcomes.

Previous studies of their effectiveness in patients with end - stage renal disease produced mixed results, leading researchers to conduct the review of records of all U.S. patients who had initiated peritoneal dialysis from 2007 to 2011.

However, determining just how, and by how much, has yielded mixed results — not only because of questions around the realism of related studies, but also because parsing the contributing impacts of other threats to bees, such as climate change, has been difficult.

Of the 38 studies the authors surveyed, which were winnowed down from a pool of thousands, 14 favored Canada, five the U.S., and 19 yielded mixed resultOf the 38 studies the authors surveyed, which were winnowed down from a pool of thousands, 14 favored Canada, five the U.S., and 19 yielded mixed resultof thousands, 14 favored Canada, five the U.S., and 19 yielded mixed results.

However, the research team notes that previous studies on associations between diet soda and risk of type 2 diabetes have produced mixed results, and further studies are needed to reveal the long - term health impact of artificially sweetened drinks.

«A number of studies have looked at nutrition in patients with sepsis, and the results have been mixed.

Mixed results from studies of primates suggest that caloric restriction may make monkeys healthier but doesn't prolong their lives (SN: 8/1/09, p. 8; SN: 10/6/12, p. 8).

Past studies of high - fat diets have yielded somewhat mixed results in rodents, says Ralph DiLeone, a neurobiologist at Yale University.

Although lab study results on exercise levels after sleep deprivation have been mixed, people generally report feeling more lethargic and less capable of getting the recommended moderate - to high - intensity exercise.

Some Academy members are PhDs who study HIV but can't prescribe medication, so survey results were analyzed for only the subset of members who can do so: mostly primary care providers, internal medicine, and infectious disease specialists who see a mix of patients, some with the virus and some without it.

So researchers in the UK and US analysed the results of over 90 studies (a mix of randomised trials and cohort studies) of prenatal iron use and prenatal anemia, involving nearly two million women.

Most studies on the effects of brain - training games have been small and had mixed results.

Earlier studies have shown mixed results, some studies found slightly increased risk of melanoma among sunscreen users.

The results of LCPUFA supplementation studies have been mixed according to Colombo, a neuroscientist who specializes in the measurement of early neurocognitive development, but many of those studies have relied mainly on children's performance on the Bayley Scales of Infant Development at 18 months.

Results of previous studies in mice of bexarotene's effect on AD have been mixed, and none of those studies were done in mice that carry a human APOE gene and also develop progressive, AD - like pathology.

«Our results are a mixed bag,» said lead author Matthew Luskin, who conducted the research for his graduate studies at the University of California, Berkeley, and is now a research fellow with the Smithsonian Institution and based at Nanyang Technological University in Singapore.

A mix of perennial grasses and herbs might offer the best chance for the U.S. to produce a sustainable biofuel, according to the results of a new study.

Overall, studies in the field indicate that children from low - income families tend to show the most gains from social emotional learning interventions, but results for other groups of students are more mixed, although a number of studies show positive effects.

Prior studies examining how war may affect the HIV epidemic have produced mixed, and even conflicting, results, said senior author Mark Lurie, associate professor of epidemiology in the Brown University School of Public Health.

Catalase: Gene therapy to increase levels of the antioxidant catalase in the mitochondria in mice have produced mixed results, but some studies show improved health and extended life.

The subsequent studies have produced a mixed bag of results, with some showing higher methane emissions than expected, and others lower.

The same mix of results held true for studies looking into storms.

If you are over the age of 50, one study suggests that you can get the best results from combining resistance and aerobic training, which could involve any type of exercise ranging from HIIT (High - Intensity Interval Training), such as various circuit training sessions to dynamic yoga, which mixes strength building exercises like push - ups and planks with dance - like movements.

Dr. Gregg Fonarow, a professor of cardiology at the University of California, Los Angeles, said prior studies where lower doses of omega - 3 fatty acids were given after heart attacks had yielded «mixed results.»

A similar drug, Adderall, is composed of mixed amphetamine salts and was not included in the study results because it was first approved in 1996.

And 1 out of 10 times, the mistakes in the study resulted in pain and suffering, as in the tragic mix - up that cost Eason her healthy breasts.

Soy milk formulas are often given to babies with milk allergy; but allergies to soy are almost as common as those to milk.18 Use of soy formula to treat infant diarrhea has had mixed results, some studies showing improvement with soy formula while others show none at all.19 Soy formulas lack cholesterol which is absolutely essential for the development of the brain and nervous system; they also lack lactose and galactose, which play an equally important role in the development of the nervous system.

Use of soy formula to treat infant diarrhea has had mixed results, some studies showing improvement with soy formula while others show none at all.

But clinical trials that have tested cranberry products have yielded mixed results, possibly because studies tested juices and supplements with varying amounts of active ingredients.

Disappointments with outcomes - based studies investigating α - tocopherol are, in large part, the result of abstracting this single compound from the vitamin E family and ignoring the interplay among the eight isomers that constitute natural vitamin E. Best clinical outcomes will be achieved with vitamin E supplementation providing mixed tocopherols and tocotrienols in ratios similar to those found in nature.

However, studies provide mixed results and whether butter truly increases the risk of chronic disease is hotly debated.

Bone health, cardiovascular health, and cancer prevention are among the areas that have been closely studied — with a variety of mixed results.

(3) In small human performance studies, the performance results of high fat (ketogenic) diets are mixed.

Some preliminary studies have shown mixed results in terms of chia seeds promoting weight loss.

Based on the mixed results of these animal studies and a lack of research in pregnant women at this time, it may be best to limit flax to occasional small doses during pregnancy.

However, the results of clinical studies investigating the memory enhancement benefits of ginkgo are mixed.