At the same time there have been great strides in the development and refinement of the associated statistical methodology this book describes the planning conduct and reporting of a meta analysis as applied to a series of randomized controlled clinical trials. Unfortunately few studies in the present meta analysis reported data on sources of dietary protein and fat in the future randomized controlled clinical trials that examine and compare metabolic and cardiovascular effects of different low carbohydrate dietary patterns are warranted the present study has several limitations. Meta analysis in clinical trials rebecca dersimonian and nan laird abstract this paper examines eight published reviews each reporting results from several related trials each review pools the results from the relevant trials in order to evaluate the efficacy of a certain treatment for a specified medical condition. Clinical trials make up a much larger body of literature than do randomized trials also authors have a bewildering number of ways of referring to clinical trials making searching for them a particular challenge if you wish to included non randomized trials in your review or analysis it is best not to limit. Research the authors state that more controlled trials are required in the areas of psychological debriefing after trauma anger management and the treatment of traumatised children bibliographic details sherman j j effects of psychotherapeutic treatments for ptsd a meta analysis of controlled clinical trials journal of
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