Clinical psychology
3 posts
New paper: The consequences of ignoring therapist effects in longitudinal data analysis
In this post, I summarize our recent paper on the consequences of ignoring therapist effects in longitudinal data analysis, which presents the results of a large simulation study.
Confounded dose-response effects of treatment adherence: fitting Bayesian instrumental variable models using brms
Non-randomized comparisons are common in RCTs. In this post I show some examples of confounding and collider bias, using treatment adherence as an example. I present a small simulation study that show that common regression models used in clinical psychology, makes little sense, and that Bayesian instrumental variable regression can be easily fit using the R package brms.
Are the Current Criteria for Empirically Supported Treatments Too Lenient?
The practice of classifying treatments as empirically supported has been widely debated for a long time. In this post I write about a recent article that raises several concerns and suggestions regarding the current use of EST criteria—which can be summarized as the current criteria being too lenient, something that I wholeheartedly agree with