INCORPORATING VARIABILITY IN ESTIMATES O
INCORPORATING VARIABILITY IN ESTIMATES OF HETEROGENEITY IN THE RANDOM EFFECTS MODEL IN META-ANALYSIS
โ
B. J. BIGGERSTAFF; R. L. TWEEDIE
๐
Article
๐
1997
๐
John Wiley and Sons
๐
English
โ 294 KB
๐ 3 views
When combining results from separate investigations in a meta-analysis, random effects methods enable the modelling of differences between studies by incorporating a heterogeneity parameter that accounts explicitly for across-study variation. We develop a simple form for the variance of Cochran's ho