CALL US +44 (0)1462 440 084 | +1 919-882-2016 | Contact | Submit RFI

Understanding the Proportional Odds Assumption in Clinical Trials

Statistical Consultancy Team


Ordinal scales are commonly used to assess clinical outcomes; however, the choice of analysis is often sub-optimal.  In 2007, the Optimising Analysis of Stroke Trials (OAST) collaboration showed that ordinal-appropriate analyses of ordinal stroke outcome scales were preferable over binary analysis of a chosen ‘favourable’ outcome[1] but uptake of ordinal methods between 2007 and 2014 has been low [2].

Read More
Topics: Randomization, SAS Programming, Biostatistics Consulting, Statistics, Ordinal Logistic Regression, Proportional Odds Assumption, PROC Logistic, Neurology

Welcome to The Quanticate Blog

We aim to provide information and support written by our experienced staff. We want to share our knowledge and create an archive of information that you will be able to engage with, share and comment on.

Subscribe to Email Updates

Blog Suggestions

Most Read

Posts by Topic

Expand all