Alpha, Beta, Meta...Problems with power, precision, and type 1 error protection in meta-analysis

Power estimates in meta-analysis were discussed in the methods debate at the recent Cochrane Colloquium in Vienna, featuring Ian Roberts and Jos Verbeek, and prompted a lively discussion. A recent publication in Anesthesia & Analgesia assessing power and precision in published meta-analyses has highlighted the size of the problem and thus the importance of this debate. Imberger et al. Contributor's Information Contributor's name:  Georgina Imberger Email address:  gimberger@gmail.com read more
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