The Stratified Cox Procedure

  • David G. Kleinbaum
  • Mitchel Klein
Part of the Statistics for Biology and Health book series (SBH)


We begin with an example of the use of the stratified Cox procedure for a single predictor that does not satisfy the PH assumption. We then describe the general approach for fitting a stratified Cox model, including the form of the (partial) likelihood function used to estimate model parameters.


Interaction Model Hazard Function Product Term Proportional Hazard Assumption Likelihood Ratio Test Statistic 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.


Unable to display preview. Download preview PDF.

Unable to display preview. Download preview PDF.

Copyright information

© Springer Science+Business Media, LLC 2012

Authors and Affiliations

  1. 1.Department of EpidemiologyRollins School of Public Health at Emory UniversityAtlantaUSA

Personalised recommendations