r why i use effect sizes vs anxiety is anxiety a predictor which is better than the effects of increasing anxiety? is anxiety a predictor of effect size? which variable is used in meta-analysis to predict anxiety? why do imputation models need anxiety variables what is the effect of anxiety why use the anxiety model in r for estimating the effects? can anxiety predict effect size in meta analysis how to determine whether an imputation is valid for anxiety-regression? how to use d as a predictor r what is anxiety predictor can anxiety predict effect size can anxiety predict an effect size why use d and anxiety as the predictors in r how to find out if the relation between anxiety and effect size is strong does anxiety predict the effect size does anxiety predict an effect size how to imputation anxiety how does anxiety predict