Power analysis of trials with multilevel data. (2015)

• Record Type: Book
• Further Information: Note: Mirjam Moerbeek and Steven Teerenstra.
• Authors: Moerbeek, Mirjam, 1973-; Teerenstra, Steven, 1972-
• Contents: List of figures; ; List of tables; ; Preface; ; Introduction ; Experimentation; Hierarchical data structures; Research design; Power analysis for experimental research; Aim and contents of the book; ; Multilevel statistical models ; The basic two-level model; Estimation and hypothesis test; Intraclass correlation coefficient; Multilevel models for dichotomous outcomes; More than two levels of nesting; Software for multilevel analysis; ; Concepts of statistical power analysis; Background of power analysis; Types of power analysis; Timing of power analysis; Methods for power analysis; Robustness of power and sample size calculations; Procedure for a priori power analysis; The optimal design of experiments; Sample size and precision analysis; Sample size and accuracy of parameter estimates; ; Cluster randomized trials ; Introduction; Multilevel model; Sample size calculations for continuous outcomes; Sample size calculations for dichotomous outcomes; An example; ; Improving statistical power in cluster randomized trials ; Inclusion of covariates; Minimization, matching, pre-stratification; Taking repeated measurements; Crossover in cluster randomized trials; Stepped wedge designs; ; Multisite trials ; Introduction; Multilevel model; Sample size calculations for continuous outcomes; Sample size calculations for dichotomous outcomes; An example; ; Pseudo cluster randomized trials ; Introduction; Multilevel model; Sample size calculations for continuous outcomes; Sample size calculations for binary outcomes; An example; ; Individually randomized group treatment trials ; Introduction; Multilevel model; Sample size calculations for continuous outcomes; Sample size calculations for dichotomous outcomes; An example; ; Longitudinal intervention studies ; Introduction; Multilevel model; Sample size calculations for continuous outcomes; Sample size calculations for dichotomous outcomes; The effect of drop-out on statistical power; An example; ; Extensions: three levels of nesting and factorial designs ; Introduction; Three-level cluster randomized trials; Multisite cluster randomized trials; Repeated measures in cluster randomized trials and multisite trials; Factorial designs; ; The problem of unknown intraclass correlation coefficients; Estimates from previous research; Sample size re-estimation; Bayesian sample size calculation; Maximin optimal designs; ; Computer software for power calculations; Introduction; Computer program SPA-ML; ; References; ; Author Index; ; Subject Index
• Edition: 1st
• Publisher Details: Boca Raton : Chapman & Hall/CRC
• Publication Date: 2015
• Extent: 1 online resource, illustrations (black and white)
• Subjects: 519.57; Experimental design; Statistical power analysis
• Languages: English
• ISBNs: 9781498729901
• Related ISBNs: 9781498729895
• Notes: Note: Includes bibliographical references and index.; Note: Description based on CIP data; item not viewed.
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