Sample size calculation in hierarchical <ns0:math><mrow><mn>2</mn><mo>×</mo><mn>2</mn></mrow></math> factorial trials with unequal cluster sizes.

Tian, Zizhong; Esserman, Denise; Tong, Guangyu; Blaha, Ondrej; Dziura, James; Peduzzi, Peter; Li, Fan

Sample size calculation in hierarchical 2×2 factorial trials with unequal cluster sizes.

Tian, Zizhong; Esserman, Denise; Tong, Guangyu; Blaha, Ondrej; Dziura, James; Peduzzi, Peter; Li, Fan.

Afiliação

Tian Z; Department of Biostatistics, Yale University School of Public Health, New Haven, Connecticut, USA.
Esserman D; Department of Biostatistics, Yale University School of Public Health, New Haven, Connecticut, USA.
Tong G; Yale Center for Analytical Sciences, Yale University, New Haven, Connecticut, USA.
Blaha O; Department of Biostatistics, Yale University School of Public Health, New Haven, Connecticut, USA.
Dziura J; Yale Center for Analytical Sciences, Yale University, New Haven, Connecticut, USA.
Peduzzi P; Department of Biostatistics, Yale University School of Public Health, New Haven, Connecticut, USA.
Li F; Yale Center for Analytical Sciences, Yale University, New Haven, Connecticut, USA.

Stat Med ; 41(4): 645-664, 2022 02 20.

Article em En | MEDLINE | ID: mdl-34978097

Assuntos

Projetos de Pesquisa; Análise por Conglomerados; Correlação de Dados; Humanos; Modelos Lineares; Tamanho da Amostra

Palavras-chave

coefficient of variation; controlled effect; interaction test; linear mixed model; marginal effect; power analysis

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Texto completo: 1 Base de dados: MEDLINE Assunto principal: Projetos de Pesquisa Idioma: En Ano de publicação: 2022 Tipo de documento: Article

Texto completo

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PubMed Links

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Texto completo: 1 Base de dados: MEDLINE Assunto principal: Projetos de Pesquisa Idioma: En Ano de publicação: 2022 Tipo de documento: Article