Sentences with phrase «small number of studies»

Based on a very small number of studies looking specifically at collard greens, and a larger number of studies looking at cruciferous vegetables as a group (and including collard greens on the list of vegetables studied), cancer prevention appears to be a standout area for collard greens with respect to their health benefits.
This study observed a somewhat small number of study participants with the dopamine variants (13 with DRD2 Taq1A A1 and 11 with DRD4 - 7 +).
We have summarized the research on how well value - added measures hold up across years, subject areas, and student populations, but the evidence is based on a relatively small number of studies.
A very small number of studies have explored the effects of eccentric training on recurrent hamstring strain injury (Petersen et al. 2011; Askling et al. 2013; Tyler et al. 2015).
However, the uncertainty in this estimate is necessarily large owing to the relatively small number of studies that have been performed and the considerable uncertainty in estimates, for example, of the nitrate τaer.
The agency said that regular consumption of beverages hotter than 149 degrees Fahrenheit was «probably carcinogenic» based on a small number of studies showing a link between the practice and esophageal cancer.
There has been a small number of studies, however, concerning the effect of silicone implants on breast milk.
With the consent of a small number of study participants, some video snippets of mother — infant interaction were shown to board members at that meeting.
However, the authors cautioned that these percentages are estimates based on a small number of studies.
The results provide no evidence of marked publication bias, although the statistical power of formal tests was limited by the small number of studies available for analysis.
A limitation of the available information has been the small number of studies in which exclusively breastfed and bottle - fed subjects can be clearly defined.
Published revision rates for septorhinoplasty procedures in the current facial plastic surgery literature are limited to a small number of studies focused on a single institution or a single surgeon.
A smaller number of studies have evaluated the longer term effects of religion on the brain.
* Muscle strength increased in 82.8 % of the studies following exercise intervention and dietary supplementation showed additional benefits in a small number of studies (22,8 %).
A small number of studies did suggest that a combination of feedback with external incentives, like cost savings, could be effective, but there was not enough research to help the researchers understand its effectiveness.
The authors highlight that only a small number of studies have been carried out comparing organic and non-organic meat, and that even significant results may still carry a high level of uncertainty.
«Because of the small number of studies published, we were not able to perform additional analysis to compute brain maps for social and moral subdomains separately.
These small number of studies are leaning towards showing that electromagnetic radiations, including WiFi, are not safe.
Unfortunately, only a small number of studies have tried to determine optimal concentric and eccentric tempos for muscle growth.
The benefit of learning guided moment - imagery techniques has also shown promising results in a smaller number of studies.
A small number of studies found the practice was helpful in treating eating disorders, but one review concluded that more research is needed to back such claims.
A small number of studies have considered a potential ergogenic effect of low and very low intakes of caffeine taken late in prolonged exercise.
And the small number of studies out there do show that regular consumption could reduce cholesterol levels and improve inflammation [2].
The volume of the gluteus medius has been measured in a small number of studies and is subject to conflicting reports.
A small number of studies have explored the effects of eccentric training on novel hamstring strain injury (Askling et al. 2003; Gabbe et al. 2006b; Engebretsen et al. 2008; Arnason et al. 2008; Petersen et al. 2011; Van der Horst et al. 2015).
A small number of studies have compared the triceps muscle activity during different pressing exercises.
Only a small number of studies have directly compared hamstrings EMG amplitude across a range of common resistance - training exercises (Wright et al. 1999; Andersen et al. 2006; Ebben, 2009; McCurdy et al. 2010; Zebis et al. 2013; McAllister et al. 2014; Schoenfeld et al. 2015).
The cross-sectional area of the gluteus medius has been measured in a small number of studies.
Only a small number of studies have assessed the physiological cross-sectional area of the hamstrings (Friederich & Brand, 1990; Horsman et al. 2007; Ward et al. 2009; Kellis et al. 2012).
Only a small number of studies have assessed the fascicle lengths of the hamstrings (Friederich & Brand, 1990; Horsman et al. 2007; Ward et al. 2009; Kellis et al. 2012; Kumazaki et al. 2012).
Only a small number of studies have assessed the pennation angle of the hamstrings (Friederich & Brand, 1990; Horsman et al. 2007; Ward et al. 2009; Kellis et al. 2012).
Only a small number of studies have compared triceps muscle activity between different rehabilitation exercises.
A very small number of studies have explored NFL in the upper body musculature, such as the triceps brachii (Kawakami et al. 1995) and the supraspinatus (Kim et al. 2014).
Although only a small number of studies have assessed the physiological cross-sectional area of the gluteus maximus, there is some consistency in the reported findings (Friederich & Brand 1990; Horsman et al. 2007; Ward et al. 2009; Barker et al. 2014).
Although only a small number of studies have assessed fascicle lengths of the gluteus maximus, there is some consistency in the reported findings (Friederich & Brand 1990; Horsman et al. 2007; Ward et al. 2009; Barker et al. 2014).
Nevertheless, owing to its important clinical significance, a small number of studies have investigated the effect of different interventions on peak hip extension angles.
A small number of studies and numerous media reports have attempted to capture the reactions of public school officials to these new threats to their enrollments and revenues.
Teachers come together to work on three main activities: (1) identifying a lesson study goal, (2) conducting a small number of study lessons that explore this goal, and (3) reflecting about the process (including producing written reports).
At the present time, a small number of studies describes how superintendents and their staffs work with state policies and regulations to ensure authentic reflection of such reform efforts while, at the same time, doing justice to local district and school priorities.
The smaller number of studies showing positive impacts relate mainly to highlatitude regions, though it is not yet clear whether the balance of impacts has been negative or positive in these regions (high confidence).
Recently, modelers have undertaken a small number of studies involving coupled atmosphere - ocean GCMs that attempted to quantify the importance of atmosphere - ocean interactions for climate change.
The small number of studies in the respective meta - analyses did not allow for subgroup analyses.
This has been recommended for meta - analyses with a small number of studies, because it generates wider CIs than the frequently applied DerSimonian - Laird estimator.35 The results of the meta - analyses including fewer studies should still be interpreted with some caution.
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