aids {gss}

AIDS Incubation

Description

A data set collected by Centers for Disease Control and Prevention concerning AIDS patients who were infected with the HIV virus through blood transfusion.

Usage

data(aids)

Format

A data frame containing 295 observations on the following variables.

incu	Time from HIV infection to AIDS diagnosis.
infe	Time from HIV infection to end of data collection (July 1986).
age	Age at time of blood transfusion.

Source

Wang, M.-C. (1989), A semiparametric model for randomly truncated data. Journal of the American Statistical Association, 84, 742–748.