extracting p values for main effects of binomial glmm
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On 15-03-04 05:09 PM, Doogan, Nathan wrote:
At last check, the summary() of a glmer() object does report p-values. It's output from lmer() that does not. I suppose I could be working with an older version... -Nate
Yes (and has more or less for forever), although these are based on Wald Z-scores. Thanks to the reminder from Jonathan Baron about ?pvalues ...
-- Nathan J. Doogan, Ph.D. Post-Doctoral Researcher College of Public Health The Ohio State University
________________________________________ From: R-sig-mixed-models [r-sig-mixed-models-bounces at r-project.org] on behalf of Megan Kutzer [makutzer at gmail.com] Sent: Wednesday, March 04, 2015 3:11 PM To: r-sig-mixed-models at r-project.org Subject: [R-sig-ME] extracting p values for main effects of binomial glmm Hi, I'm fairly new to mixed models and have done a lot of reading without much success. Unfortunately there is no one at my institution who is really familiar with them so I thought I would try this list. I'm running a binomial generalized linear mixed effects model and I need p-values for the main effects. I know this isn't entirely correct with this type of model but my supervisor wants the p-values! The model is: glmer (Proportion hatched ~ Diet * Infection status * Day + (1|SubjectID) + (1|Day), family=binomial) where, Proportion hatched = cbind(Offspring, Eggs-Offspring) Diet is a factor with 2 levels Infection status is a factor with 4 levels Day is a factor with 3 levels Using Subject ID number and Day as random effects is supposed to control for pseudoreplication in the model, although I am not entirely sure that this is specified in the correct way. I wanted to include experimental replicate here too but the model failed to converge. My question is: is there a way to get p-values for the main fixed effects of Diet, Infection and Day? If you need more specific model information or the model output I would be happy to provide it. Thanks, Megan [[alternative HTML version deleted]] _______________________________________________ R-sig-mixed-models at r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-sig-mixed-models _______________________________________________ R-sig-mixed-models at r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-sig-mixed-models
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