Cargando…

The normality assumption on between-study random effects was questionable in a considerable number of Cochrane meta-analyses

BACKGROUND: Studies included in a meta-analysis are often heterogeneous. The traditional random-effects models assume their true effects to follow a normal distribution, while it is unclear if this critical assumption is practical. Violations of this between-study normality assumption could lead to...

Descripción completa

Detalles Bibliográficos
Autores principales: Liu, Ziyu, Al Amer, Fahad M., Xiao, Mengli, Xu, Chang, Furuya-Kanamori, Luis, Hong, Hwanhee, Siegel, Lianne, Lin, Lifeng
Formato: Online Artículo Texto
Lenguaje:English
Publicado: BioMed Central 2023
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10053115/
https://www.ncbi.nlm.nih.gov/pubmed/36978059
http://dx.doi.org/10.1186/s12916-023-02823-9