Combining heterogenous studies using the random-effects model is a mistake and leads to inconclusive meta-analyses.
Al Khalaf
Mohamad M
MM
Department of Medicine, Sabah Hospital, Kuwait.
Thalib
Lukman
L
Doi
Suhail A R
SA
D002986:Clinical Trials as Topic / Q000592:standards*; D003627:Data Interpretation, Statistical; D006801:Humans; D015201:Meta-Analysis as Topic; D015233:Models, Statistical; D017594:Publication Bias / Q000706:statistics & numerical data*; D012196:Review Literature as Topic