Sentence examples for calculation effect size from inspiring English sources

Assumptions for sample size calculation: effect size -15% with respect to all outcomes, statistical power 80%, significance-level 5%, two-sided tests, not adjusted for multiple testing.

A power calculation (effect size = .3; power = .80; intracluster correlation coefficient = .1) showed that at baseline about 446 participants were needed (based on a dropout rate of 20%).

A power calculation (effect size = 0.4, power = 80%, intracluster-correlation coefficient = 0 · 1) showed that at baseline 420 participants were needed per intervention condition (considering a dropout rate of 40% during the 1-year follow-up based on a previous Active Plus study) [ 21].

Power calculations were informed by calculation of effect size data from Lang et al 7 providing a between-group effect corresponding to Hedges' g of 0.66.

Using a complex calculation of "effect size," the investigators estimated that the additives might explain about 10% of the behavioral difference between a child with ADHD and one without the disorder.

Neither study conducted a prospective sample size calculation from effect size (item 8) or had baseline equivalence of control and treatment groups (item 10).

Motivation:Despite recent advances of modern GWAS methods, it is still remains an important problem of addressing calculation an effect size and corresponding p-value for the whole gene rather than for single variant.

Calculation of effect size for each individual study, pooled estimates, and estimates of heterogeneity across studies was carried out using the software Comprehensive Meta Analysis (version 2.2.064) [32].

We chose these comparisons to provide a sense of the range of potential effect sizes, as well as to offer some insight into the consequences of particular assumptions that underlay the calculation of effect size.

Unadjusted outcome data (number of survivors and nonsurvivors to hospital discharge in hyperoxic and nonhyperoxic patients) and adjusted odds ratio (OR) (95% confidence interval) describing the association between hyperoxia exposure and mortality were extracted for calculation of effect size (ES).

For calculation of effect size (see appendix tables A and B on bmj.com), we pooled leg pain and overall pain, as leg pain is usually worse than pain in the back.