Immortal Time Bias in Observational Studies of Time-to-Event Outcomes: Assessing Effects of Postmastectomy Radiation Therapy Using the National Cancer Database.

Agarwal, Parul; Moshier, Erin; Ru, Meng; Ohri, Nisha; Ennis, Ronald; Rosenzweig, Kenneth; Mazumdar, Madhu

Agarwal, Parul; Moshier, Erin; Ru, Meng; Ohri, Nisha; Ennis, Ronald; Rosenzweig, Kenneth; Mazumdar, Madhu.

Afiliação

Agarwal P; 1 Department of Population Health Science and Policy, Institute for Healthcare Delivery Science, Tisch Cancer Institute (TCI), Icahn School of Medicine at Mount Sinai, New York, NY, USA.
Moshier E; 1 Department of Population Health Science and Policy, Institute for Healthcare Delivery Science, Tisch Cancer Institute (TCI), Icahn School of Medicine at Mount Sinai, New York, NY, USA.
Ru M; 1 Department of Population Health Science and Policy, Institute for Healthcare Delivery Science, Tisch Cancer Institute (TCI), Icahn School of Medicine at Mount Sinai, New York, NY, USA.
Ohri N; 2 Department of Radiation Oncology, Icahn School of Medicine at Mount Sinai, New York, NY, USA.
Ennis R; 3 Department of Radiation Oncology, Rutgers Cancer Institute of New Jersey, New Brunswick, NJ, USA.
Rosenzweig K; 2 Department of Radiation Oncology, Icahn School of Medicine at Mount Sinai, New York, NY, USA.
Mazumdar M; 1 Department of Population Health Science and Policy, Institute for Healthcare Delivery Science, Tisch Cancer Institute (TCI), Icahn School of Medicine at Mount Sinai, New York, NY, USA.

Cancer Control ; 25(1): 1073274818789355, 2018.

Article em En | MEDLINE | ID: mdl-30021466

Assuntos

Viés; Neoplasias da Mama/terapia; Linfonodos/patologia; Modelos Estatísticos; Estudos Observacionais como Assunto; Adulto; Neoplasias da Mama/mortalidade; Neoplasias da Mama/patologia; Confiabilidade dos Dados; Interpretação Estatística de Dados; Feminino; Humanos; Linfonodos/cirurgia; Metástase Linfática; Mastectomia; Terapia Neoadjuvante/métodos; Modelos de Riscos Proporcionais; Radioterapia Adjuvante/métodos; Sistema de Registros/estatística & dados numéricos; Estudos Retrospectivos; Análise de Sobrevida; Fatores de Tempo; Tempo para o Tratamento; Resultado do Tratamento; Adulto Jovem

Palavras-chave

NCDB; breast cancer; cox regression; epidemiology; immortal time bias; landmark; observational; radiotherapy; survival analysis; time-dependent

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Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Neoplasias da Mama / Viés / Modelos Estatísticos / Estudos Observacionais como Assunto / Linfonodos Tipo de estudo: Observational_studies / Prognostic_studies / Risk_factors_studies Limite: Adult / Female / Humans Idioma: En Ano de publicação: 2018 Tipo de documento: Article

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