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Dear list member, I am conducting meta-regressions in metafor at the moment and have a short question regarding rule of thumbs with respect to categorical predictors in meta-regression. While we are aware of one rule of thumb that...

Hey everyone, I?m currently computing adjusted effects based on meta-regression models (based on this tutorial https://www.metafor-project.org/doku.php/tips:computing_adjusted_effects <https://www.metafor-project.org/doku.php/tips:computing_adjusted_effects>). When...

Dear Wolfgang and Lukasz, Thank you both for the information! I will go trough these sources! Best Lena > Am 29.03.2022 um 12:28 schrieb Viechtbauer, Wolfgang (SP) <wolfgang.viechtbauer at maastrichtuniversity.nl>: > > And to go along with this...

Dear Lukasz, Thank you so much for answering, we really appreciate the effort and your time. We had also done some research, which lead us to the following thread from Wolfgang Viechtbauer: https://chat.stackexchange.com/rooms/60238/discussion-between...

Hello, We are currently conducting a meta-analysis based on correlation coefficients. We have received a huge amount of raw datasets, so that we are able to calculate effect sizes/correlations coefficients on our own for many datasets, and we...

Hello, We are currently conducting a meta-analysis based on correlation coefficients. We have received a huge amount of raw datasets, so that we are able to calculate effect sizes/correlations coefficients on our own for many datasets, and we...

Dear Wolfgang, Thank you so much for your quick response! I assume it is also possible to calculate the p- and z-values with the anova function for the mean of a dummy variable in case of a categorical predictor...