Welcome to the More On Categorical Data Analysis Web Site. These pages provide updates and supplemental material to readers of the book Categorical Data Analysis Using SAS, Third Edition.
This site is also a resource for the sample programs, errata, and other useful information.
About the Third EditionThe third edition updates the use of SAS/STAT software to SAS/STAT 12.1 and incorporates ODS Graphics. Many additional SAS statements and options are employed, and graphs such as effect plots, odds ratio plots, regression diagnostic plots, and agreement plots are discussed. The material has also been revised and reorganized to reflect the evolution of categorical data analysis strategies. Additional techniques include such topics as exact Poisson regression, partial proportional odds models, Newcombe confidence intervals, incidence density ratios, and so on.
Thanks for your continued interest.
About the Second EditionSample data for Categorical Data Analysis Using the SAS System, Second Edition is still available.