Survival Analysis Using SAS®: A Practical Guide

Chapter 5. Estimating Cox Regression Models with PROC PHREG

p. 111 Introduction

p. 113 The Proportional Hazards Model

p. 114 Partial Likelihood

p. 127 Tied Data

p. 138 Time-Dependent Covariates

p. 154 Cox Models with Nonproportional Hazards

p. 155 Interactions with Time as Time-Dependent Covariates

p. 158 Nonproportionality via Stratification

p. 161 Left Truncation and Late Entry into the Risk Set

p. 165 Estimating Survivor Functions

p. 173 Residuals and Influence Statistics

p. 181 Testing Linear Hypotheses with the TEST Statement

p. 183 Conclusion