Introduction to Meta-Analysis by Michael Borenstein, Larry V. Hedges, Julian P. T. Higgins,

By Michael Borenstein, Larry V. Hedges, Julian P. T. Higgins, Hannah R. Rothstein

This e-book offers a transparent and thorough creation to meta-analysis, the method of synthesizing facts from a chain of separate reviews. Meta-analysis has turn into a significantly very important software in fields as various as drugs, pharmacology, epidemiology, schooling, psychology, enterprise, and ecology. advent to Meta-Analysis :

  • Outlines the position of meta-analysis within the examine method
  • Shows find out how to compute results sizes and therapy results
  • Explains the fixed-effect and random-effects versions for synthesizing facts
  • Demonstrates tips to verify and interpret version in influence dimension throughout experiences
  • Clarifies techniques utilizing textual content and figures, by means of formulation and examples
  • Explains find out how to stay away from universal blunders in meta-analysis
  • Discusses controversies in meta-analysis
  • Features a website with extra fabric and workouts

an outstanding mix of lucid prose and informative pictures, written by way of 4 of the world’s major specialists on all elements of meta-analysis. Borenstein, Hedges, Higgins, and Rothstein offer a clean departure from cookbook techniques with their transparent factors of the what and why of meta-analysis. The booklet is perfect as a path textbook or for self-study. My scholars, who used pre-publication models of a few of the chapters, raved concerning the readability of the reasons and examples. David Rindskopf, extraordinary Professor of academic Psychology, urban college of recent York, Graduate university and college heart, & Editor of the magazine of academic and Behavioral information .

The method taken by way of creation to Meta-analysis is meant to be basically conceptual, and it really is amazingly profitable at attaining that aim. The reader can conveniently pass the formulation and nonetheless comprehend their program and underlying motivation. For the extra statistically subtle reader, the suitable formulation and labored examples supply an outstanding sensible advisor to appearing a meta-analysis. The e-book presents an eclectic mixture of examples from schooling, social technology, biomedical reports, or even ecology. For a person contemplating best a path in meta-analysis, or pursuing self-directed research, creation to Meta-analysis will be a transparent first selection. Jesse A. Berlin, ScDВ 

creation to Meta-Analysis is a wonderful source for beginners and specialists alike. The ebook presents a transparent and finished presentation of all simple and so much complicated methods to meta-analysis. This booklet might be referenced for many years. Michael A. McDaniel, Professor of Human assets and Organizational habit, Virginia Commonwealth collage

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If the effect varies substantially from one study to the next, our attention will shift from the summary effect to the dispersion itself. Because the dispersion in observed effects is partly spurious (it includes both real difference in effects and also random error), before trying to interpret the variation in effects we need to determine what part (if any) of the observed variation is real. In Part 4 we show how to partition the observed variance into the part due to error and the part that represents variation in true effect sizes, and then how to use this information in various ways.

The effect size could represent the impact of an intervention, such as the impact of medical treatment on risk of infection, the impact of a teaching method on test scores, or the impact of a new protocol on the number of salmon successfully returning upstream. The effect size is not limited to the impact of interventions, but could represent any relationship between two variables, such as the difference in test scores for males versus females, the difference in cancer rates for persons exposed or not exposed to second-hand smoke, or the difference in cardiac events for persons with two distinct personality types.

R. Rothstein © 2009 John Wiley & Sons, Ltd. ISBN: 978-0-470-05724-7 10 Introduction THE STREPTOKINASE META-ANALYSIS During the time period beginning in 1959 and ending in 1988 (a span of nearly 30 years) there were a total of 33 randomized trials performed to assess the ability of streptokinase to prevent death following a heart attack. Streptokinase, a so-called clot buster which is administered intravenously, was hypothesized to dissolve the clot causing the heart attack, and thus increase the likelihood of survival.

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