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Samples in periodicals archive:
They pooled data with a random effects meta-analysis with weighted mean differences and 95% confidence intervals (CIs) reported.
Weighted mean differences were calculated for net changes in glycemic measures by using fixed-effects or random-effects models.
The standardized weighted mean difference (SMD) in IQ score between exposed and reference populations was -0.
Results showed the weighted mean effect size for 21 studies was d+ = .
Results are reported as the weighted mean difference and the 95% confidence interval (CI) of the changes in each haemodynamic variable between the treatment and placebo groups.
The weighted mean difference for the questions was 0.
Effect sizes were grouped according to attitudinal factor and each group was statistically analyzed including a test for homogeneity, calculation of a weighted mean effect size, and a 95% confidence interval.
i]])] for the standard deviation of the weighted mean [x.