aids: Aids and veterans dataset
Description
The veterans administration studied the effect of AZT on AIDS symptoms for 338 veterans who just begining to express aids. AZT treatment was withheld on a random component until helper T cells showed even greater depletion while the other group received the drug immediately. The subjects were also classified by race.source
Agresti, A. (2012) Categorical data analysis, 3rd edition. New York. Wiley.