Key points are not available for this paper at this time.
Preface to the First Edition. Preface to the Second Edition. Chapter 1: Introduction and Review of Statistical Concepts. Chapter 2: Survival Curves. Chapter 3: Comparison of Survival Curves. Chapter 4: Parametric Modelling. Chapter 5: Cox's Proportional Hazards Model. Chapter 6: Selecting Variables within a Cox Model. Chapter 7: Extensions of the Cox Model. Chapter 8: Prognostic Indices. Chapter 9: Sample Sizes. Chapter 10: Further Topics. References. Statistical Tables. Index.
Smith et al. (Sun,) studied this question.