R: hivDK: seroconversion in a cohort of Danish men

hivDK {Epi} | R Documentation

## hivDK: seroconversion in a cohort of Danish men

### Description

Data from a survey of HIV-positivity of a cohort of Danish men followed by regular tests from 1983 to 1989.

### Usage

      data(hivDK)

### Format

A data frame with 297 observations on the following 7 variables.

`id`

  ID of the person

`entry`

  Date of entry to the study. Date variable.

`well`

  Date last seen seronegative. Date variable.

`ill`

  Date first seen seroconverted. Date variable.

`bth`

  Year of birth minus 1950.

`pyr`

  Annual number of sexual partners.

`us`

  Indicator of wheter the person has visited the USA.

### Source

Mads Melbye, Statens Seruminstitut.

### References

Becker N.G. and Melbye M.: Use of a log-linear model to compute the empirical survival curve from interval-censored data, with application to data on tests for HIV-positivity, Australian Journal of Statistics, 33, 125–133, 1990.

Melbye M., Biggar R.J., Ebbesen P., Sarngadharan M.G., Weiss S.H., Gallo R.C. and Blattner W.A.: Seroepidemiology of HTLV-III antibody in Danish homosexual men: prevalence, transmission and disease outcome. British Medical Journal, 289, 573–575, 1984.

### Examples

      data(hivDK)
      str(hivDK)

[Package Epi version 2.40 Index]