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SAS Topics
Logistic (and Categorical) Regression

These pages contain links from all parts of our web site and others web sites on logistic and related types of regression.  The topics will vary from introductory to advanced.

• SAS Data Analysis Examples
  • Logistic Regression
  • Exact Logistic Regression
  • Multinomial Logistic Regression
  • Ordinal Logistic Regression
  • Probit Regression
• SAS Annotated Output
  • Logistic Regression
  • Multinomial Logistic Regression
  • Ordinal Logistic Regression
  • Probit Regression
• SAS Seminars
  • Logistic Regression in SAS
• SAS Frequently Asked Questions
  • How do I interpret odds ratios in logistic regression?
  • Why are my logistic results reversed?
  • How do I do a conditional logit model analysis in SAS?
  • How to estimate relative risk in SAS using Proc Genmod for common outcomes in cohort studies?
  • How can I perform a bivariate probit analysis using Proc QLIM in SAS 9.1?
  • In PROC LOGISTIC why aren't the coefficients consistent with the odds ratios?
  • How do I interpret odds ratios in logistic regression?
  • How can I get "adjusted" predicted values from a logistic model in SAS?
  • How can I create contrasts with proc logistic?
• SAS Textbook Examples
  • Generalized Linear Models
    • An Introduction to Generalized Linear Models, Second Edition by Annette J. Dobson
  • Logistic Regression and Categorical Data Analysis
    • Applied Logistic Regression (2nd Edition) by David Hosmer and Stanley Lemeshow
    • Statistical Methods for Categorical Data Analysis by Daniel Powers and Yu Xie
    • An Introduction to Categorical Data Analysis Alan Agresti 
• SAS Library
  • A Tutorial on Logistic Regression by Ying So, from SUGI Proceedings, 1995, courtesy of SAS).
  • Some Issues in Using PROC LOGISTIC for Binary Logistic Regression by David C. Schlotzhauer, courtesy of SAS).
  • Differences Between Statistical Software Packages As Applied to a Binary Response Variable, Courtesy of Professor Ibrahim, Tanta University
  • Performing Exact Logistic Regression with the SAS System by Robert Derr, SUGI Proceedings, 2000, courtesy of SAS)
  • Calculating Marginal Probabilities in PROC PROBIT by Guy Pascale, courtesy of NESUG
• SAS Code Fragments
  • Logistic regression with a labeled outcome variable
  • Summary table for logistic regression models
• Additional Resources
  • Statistics Books for Loan and Downloadable Books 
    • Statistics Books for Loan on Generalized Linear Models
    • Statistics Books for Loan on Logistic Regression and Limited Dependent Variables
  • Statistics Papers for Download
    • Statistical Papers for Download on Logistic Regression