aids: AIDS Symptoms and AZT Use Data

In cond: Approximate Conditional Inference for Logistic and Loglinear Models

Description

The aids data frame has 4 rows and 4 columns.

On February 15, 1991, the New York Times published the results of a study on the presence of AIDS symptoms and AZT use. The data were cross-classified according to the race of the patients.

Usage

data(aids)

Format

This data frame contains the following columns:

yes

the number of patients with AIDS symptoms;

no

the number of patients without AIDS symptoms;

azt

an indicator variable for AZT use;

race

an indicator variable for the race (w=white, b=black).

Source

The data were obtained from the New York Times (2/15/91).

Examples

data(aids)
summary(aids)

Example output

Loading required package: statmod
Loading required package: survival

   Package "cond" 1.2-3 (2014-06-27) 
    Copyright (C) 2000-2014 A. R. Brazzale

 This is free software, and you are welcome to redistribute
 it and/or modify it under the terms of the GNU General
 Public License published by the Free Software Foundation.
 Package "cond" comes with ABSOLUTELY NO WARRANTY.

 type `help(package="cond")' for summary information

      yes              no         azt    race 
 Min.   :11.00   Min.   :43.00   no :2   b:2  
 1st Qu.:11.75   1st Qu.:49.75   yes:2   w:2  
 Median :13.00   Median :66.50                
 Mean   :17.25   Mean   :67.25                
 3rd Qu.:18.50   3rd Qu.:84.00                
 Max.   :32.00   Max.   :93.00                

cond documentation built on May 2, 2019, 6:45 a.m.