| aids {brglm2} | R Documentation |
The effects of AZT in slowing the development of AIDS symptoms
Description
The data is from a 3-year study on the effects of AZT in slowing the development of AIDS symptoms. 338 veterans whose immune systems were beginning to falter after infection with the AIDS virus were randomly assigned either to receive AZT immediately or to wait until their T cells showed severe immune weakness.
Usage
aids
Format
A data frame with 4 rows and 4 variables:
-
symptomatic: counts of veterans showing AIDS symptoms during the 3-year study -
asymptomatic: counts of veterans not showing AIDS symptoms during the 3-year study -
race: the race of the veterans with levels"White"and"Black" -
AZT_use: whether the veterans received AZT immediately ("Yes") or waited until their T cells showed severe immune weakness ("No")
Source
The data set is analyzed in Agresti (2002, Subsection 5.4.2). Its original source is New York Times, Feb. 15, 1991.
References
Agresti A (2002). Categorical Data Analysis. Wiley Series in Probability and Statistics. Wiley.