Bias of the Cox Model Hazard Ratio

Authors

Inger Persson
Harry J. Khamis, Wright State University - Main CampusFollow

Document Type

Article

Publication Date

5-2005

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.

Repository Citation

Persson, I., & Khamis, H. J. (2005). Bias of the Cox Model Hazard Ratio. Journal of Modern Applied Statistical Methods, 4 (1), 90-99.
https://corescholar.libraries.wright.edu/math/261