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Article
Bias of the Cox Model Hazard Ratio
Journal of Modern Applied Statistical Methods
  • Inger Persson
  • Harry J. Khamis, Wright State University - Main Campus
Document Type
Article
Publication Date
5-1-2005
Abstract
The hazard ratio estimated with the Cox model is investigated under proportional and five forms of nonproportional hazards. Results indicate that the highest bias occurs for diverging hazards with early censoring, and for increasing and crossing hazards under a high censoring rate.
Citation Information
Inger Persson and Harry J. Khamis. "Bias of the Cox Model Hazard Ratio" Journal of Modern Applied Statistical Methods Vol. 4 Iss. 1 (2005) p. 90 - 99 ISSN: 1538-9472
Available at: http://works.bepress.com/harry_khamis/159/