Chen, Shande; Manatunga, Amita K. - In: Statistics & Probability Letters 77 (2007) 10, pp. 981-988
The proportional hazards model has been used as a major model for analyzing survival data. When there are heavy ties, the proportional odds model is often recommended as an alternative. In this paper, we explore theoretical properties of these two models. We obtain a necessary condition for the...