Missing variability in meta-analysis : is imputing always good?

• Main Authors: Nik Idris, Nik Ruzni, Abdullah, Mimi Hafizah
• 格式: Conference or Workshop Item
• 語言: English
• 出版: 2006
• 主題: HA Statistics
• 在線閱讀: http://irep.iium.edu.my/5555/1/ICSTIE.uitm.pdf; http://irep.iium.edu.my/5555/; http://www3.uitm.edu.my/penanglbm/infoterkini/ind

This paper examines the implications of the present approaches in handling missing variability in meta analysis on the overall standard error (SE) of the estimate. The approaches are (1) exclusion of the studies with missing standard deviations (SDs) and (2) imputation of the missing SDs. The d...