Búsqueda de LIBROS DEL AUTOR: chul ahn

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  • DESIGN AND ANALYSIS OF PRAGMATIC TRIALS
    ebook
    DESIGN AND ANALYSIS OF PRAGMATIC TRIALS
    SONG ZHANG / CHUL AHN / HONG ZHU
    This book begins with an introduction of pragmatic cluster randomized trials (PCTs) and reviews various pragmatic issues that need to be addressed by statisticians at the design stage. It discusses the advantages and disadvantages of each type of PCT, and provides sample size formulas, sensitivity analyses, and examples for sample size calculation. The generalized estimating eq...

    $1,560.00

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  • SAMPLE SIZE CALCULATIONS FOR CLUSTERED AND LONGITUDINAL OUTCOMES IN CLINICAL RESEARCH
    ebook
    SAMPLE SIZE CALCULATIONS FOR CLUSTERED AND LONGITUDINAL OUTCOMES IN CLINICAL RESEARCH
    CHUL AHN / MOONSEOUNG HEO / SONG ZHANG
    This book explains how to determine sample size for studies with correlated outcomes, which are widely implemented in medical, epidemiological, and behavioral studies. For clustered studies, the authors provide sample size formulas that account for variable cluster sizes and within-cluster correlation. For longitudinal studies, they present sample size formulas that account for...

    $1,360.00

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