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Conditional Estimation of Sensitivity and Specificity from a Phase 2 Biomarker Study Allowing Early Termination for Futility

Development of a disease screening biomarker involves several phases. In phase 2 its sensitivity and specificity is compared with established thresholds for minimally acceptable performance. Since we anticipate that most candidate markers will not prove to be useful and availability of specimens and...

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Detalhes bibliográficos
Main Authors: Pepe, Margaret Sullivan, Feng, Ziding, Longton, Gary, Koopmeiners, Joseph
Formato: Artigo
Idioma:Inglês
Publicado em: 2009
Assuntos:
Acesso em linha:https://ncbi.nlm.nih.gov/pmc/articles/PMC2745932/
https://ncbi.nlm.nih.gov/pubmed/19097251
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1002/sim.3506
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