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Klappentext This book provides a clear and thorough introduction to meta-analysis! the process of synthesizing data from a series of separate studies. Meta-analysis has become a critically important tool in fields as diverse as medicine! pharmacology! epidemiology! education! psychology! business! and ecology. Introduction to Meta-Analysis --* Outlines the role of meta-analysis in the research process* Shows how to compute effects sizes and treatment effects* Explains the fixed-effect and random-effects models for synthesizing data* Demonstrates how to assess and interpret variation in effect size across studies* Clarifies concepts using text and figures! followed by formulas and examples* Explains how to avoid common mistakes in meta-analysis* Discusses controversies in meta-analysis* Features a web site with additional material and exercisesA superb combination of lucid prose and informative graphics! written by four of the world's leading experts on all aspects of meta-analysis. Borenstein! Hedges! Higgins! and Rothstein provide a refreshing departure from cookbook approaches with their clear explanations of the what and why of meta-analysis. The book is ideal as a course textbook or for self-study. My students! who used pre-publication versions of some of the chapters! raved about the clarity of the explanations and examples. -- David Rindskopf! Distinguished Professor of Educational Psychology! City University of New York! Graduate School and University Center! & Editor of the Journal of Educational and Behavioral Statistics.The approach taken by Introduction to Meta-analysis is intended to be primarily conceptual! and it is amazingly successful at achieving that goal. The reader can comfortably skip the formulas and still understand their application and underlying motivation. For the more statistically sophisticated reader! the relevant formulas and worked examples provide a superb practical guide to performing a meta-analysis. The book provides an eclectic mix of examples from education! social science! biomedical studies! and even ecology. For anyone considering leading a course in meta-analysis! or pursuing self-directed study! Introduction to Meta-analysis would be a clear first choice. -- Jesse A. Berlin! ScDIntroduction to Meta-Analysis is an excellent resource for novices and experts alike. The book provides a clear and comprehensive presentation of all basic and most advanced approaches to meta-analysis. This book will be referenced for decades. -- Michael A. McDaniel! Professor of Human Resources and Organizational Behavior! Virginia Commonwealth UniversityWorked examples and class materials can be viewed at www.Meta-Analysis.com Zusammenfassung Born from the teachings of a popular meta-analysis course, Introduction to Meta-Analysis provides a concise and clearly presented discussion of all the elements in a meta-analysis. Written by four of the leading names in meta-analysis research, many points are explained visually by using screenshots from Excel spreadsheets and computer programs. Inhaltsverzeichnis List of FiguresList of TablesAcknowledgementsPrefacePART 1: INTRODUCTION1 HOW A META-ANALYSIS WORKS2 WHY PERFORM A META-ANALYSISPART 2: EFFECT SIZE AND PRECISION3 OVERVIEW4 EFFECT SIZES BASED ON MEANS5 EFFECT SIZES BASED ON BINARY DATA (2×2 TABLES)6 EFFECT SIZES BASED ON CORRELATIONS7 CONVERTING AMONG EFFECT SIZES8 FACTORS THAT AFFECT PRECISION9 CONCLUDING REMARKSPART 3: FIXED-EFFECT VERSUS RANDOM-EFFECTS MODELS10 OVERVIEW11 FIXED-EFFECT MODEL12 RANDOM-EFFECTS MODEL13 FIXED EFFECT VERSUS RANDOM-EFFECTS MODELS14 WORKED EXAMPLES (PART 1)PART 4: HETEROGENEITY15 OVERVIEW16 IDENTIFYING AND QUANTIFYING HETEROGENEITY17 PREDICTION INTERVALS18 WORKED EXAMPLES (PART 2)19 SUBGROUP ANALYSES20 META-REGRESSION21 NOTES ON SUBGROUP ANALYSES AND META-REGRESSIONPART 5: COMPLEX DATA STRUCTURES22 OVERVIEW23 ...
