Standardized effect sizes are far from "Standardized": A primer and empirical illustration in depression psychotherapy meta-analyses.

PLOS Ment Health · 2025 · PMC12798590 · PMID 41661986

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highly significantno p-value reported

In my experience replicating meta-analyses, I have encountered examples where using SMDEP/EP yielded a highly significant pooled effect favoring the treatment, while SMDCS/BL produced a mean effect of zero.

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