Sentences with phrase «statistical significance of differences»

The superscripts in the third column denote the statistical significance of differences between married and widowed persons.

The superscripts in the sixth and ninth columns denote the statistical significance of differences by the spousal age gap within each marital status.

We quantify the statistical significance of differences in the populations of different time periods using the block bootstrap resampling approach of ref.

When testing the statistical significance of differences between sectors, however, we take into account the full distribution of responses across all options.

Not exact matches

Statistical analyses was performed to assess the significance of differences between vitamin A conversion factors by sex and to determine correlations between conversion factors and the BMI of each subject.

* Statistical significance was inferred by the 95 % CI of the difference between means.

I can see that you're a big fan of relative risk, but what you're not acknowledging is that there are tests of statistical significance that researchers run in order to determine whether any difference between two outcomes is real or not.

However, these modest differences did not achieve statistical significance and could be, at least partly, the result of confounding; adjustment for potential confounding factors was not systematically possible with the available data.

Less likely to conceive were women in the age group over 37, and here some differences in outcome were observed, though not of statistical significance.

Of course, there are exceptions to the rule; it is only when comparing the aggregate data that sex differences leap into the stratosphere of statistical significancOf course, there are exceptions to the rule; it is only when comparing the aggregate data that sex differences leap into the stratosphere of statistical significancof statistical significance.

An influential 2012 report on 120 monkeys being studied at the National Institute of Aging (NIA) reported no differences in survival for caloric restriction animals and a trend toward improved health that did not reach statistical significance.

Ventricular arrhythmias occurred in 3.6 percent of patients who received beta blockers and in 6.9 percent of those who received a placebo, a difference that met the threshold for statistical significance but did not result in a clinically significant difference, Roolvink said.

It is usually a result that has a statistical significance that is rather low so that you might have a 20 percent difference (UNCLEAR (4.17) or a relative risk of 1.2 or something like that; and so it is easy when you have risks that are so small or the differences are so small to have one study show one kind of result and another study show a different kind of result.

The trial was limited by its lower - than - expected event rate, which adds uncertainly about the lack of statistical significance of some of the small differences seen.

For 2 - group comparisons, a 2 × 2 Yates corrected χ2 test was used to evaluate the statistical significance of group differences of percentages of unscored applications and percentages of funded applications.

Statistical significance was measured using parametric testing, assuming equal variance, in the majority of experiments with standard t tests for 2 paired samples used to assess difference between test and control samples.

The mechanisms responsible for a greater weight loss with the B2 regimen may be the trend toward a smaller decrease in REE with B2 that we measured (although the difference between regimens did not reach the threshold for statistical significance), together with a greater thermogenic response of larger meals, as documented by others [11].

The pilot study also reported that the difference in peripheral arterial blood flow (the movement of blood to different parts of the body, as measured by PAT), a predictor of vascular health, after eating the hamburger meal compared to the hamburger - fresh avocado meal was approaching statistical significance...

The differences in percentage of marital break - ups across on - line venues approached statistical significance [χ2 (10) = 16.71, P = 0.08; Table S5], but differences across off - line venues were not statistically significant [χ2 (9) = 10.17, P = 0.34], and neither test was significant after controlling for covariates [χ2 (10) = 14.41, P = 0.17, and χ2 (9) = 7.66, P = 0.56, respectively].

The statistical significance of these adjusted differences as shown in Figures 2 and 3 are estimated by models that take into account the entire distribution of responses (e.g., very satisfied, somewhat satisfied, somewhat dissatisfied, or very dissatisfied).

In the elementary grades 3 through 5, students of new Teach for America teachers gained an average of 5.8 percent of a standard deviation more on the TAAS reading exam than did students with other new teachers, a difference that fell just short of statistical significance (see Figure 2).

What was the statistical significance of the comparative differences that are cited in the survey results?

The difference between Jones and Nova is that Jones knows it takes a longer period of time in order to show any statistical significance.

It appears to me that at times the difference between prediction an reality has been near the borderline of statistical significance — hence posts several years back from Lucia that the trend was «falsified» and counter posts here that a correct analysis auto - correlation etc puts observations back within the confidence limit.

«Almost all concerns were rated as being closer to irrelevant then relevant and the difference between the concerns when the paper suggested slower than and faster than was not statistically significant for any reasonable definition of statistical significance.»

* According to the Berkeley group, the Earth's surface temperature will have risen (on average) slightly less than what indicated by NASA, NOAA and the Met Office * Differences will be on the edge of statistical significance, leaving a lot open to subjective interpretation * Several attempts will be made by climate change conformists and True Believers to smear the work of BEST, and to prevent them from publishing their data * After publication, organised groups of people will try to cloud the issue to the point of leaving the public unsure about what exactly was found by BEST * New questions will be raised regarding UHI, however the next IPCC assessment's first draft will be singularly forgetful of any peer - reviewed paper on the topic * We will all be left with a slightly - warming world, the only other certitude being that all mitigation efforts will be among the stupidest ideas that ever sprung to human mind.

In our analysis of the standardised mean difference effect sizes, we will consider an effect to be clinically relevant, irrespective of statistical significance, by transforming the standardised mean difference effect sizes into common language effect sizes.24, 25 An example of transforming standardised mean difference effect size into common language effect size is shown in a meta - analysis of social skills group interventions for children with autism spectrum disorders by Reichow et al, 26 who showed the weighted mean effect size of d = 0.47 equated to a gain of 24 additional social skills for the treatment group compared with control.

Patterns of prevalence for nonviolent delinquency, self - reported arrests, and official juvenile court delinquency records paralleled the results for violence, although the differences did not achieve statistical significance.

The statistical significance of between - group differences was established using χ2 tests with P = 0.05 (two - sided).

None of the differences by parental sexual orientation in children's well - being and social adjustment and in parenting quality came close to statistical significance even by this more liberal standard.

After establishing the different groups by cluster analysis, analyses of variance (ANOVAs) were carried out in order to analyze the statistical significance of between - group differences in parenting practices.

Given that the subgroups of men and women differed substantially in size (i.e., 263 men vs. 847 women), and given poor robustness of t - tests with very different group sizes, we tested the statistical significance of gender differences using t ′, which assumes lack of homogeneity of variance.

When considering the results of the present study it should be noted that differences in parental assessment of dyadic relationships emerged at the alpha level of p <.05 (when Bonferroni correction was applied, they sank below statistical significance).