madras

0th

Percentile

Madras Longitudinal Schizophrenia Study

Monthly records of presence/abscence of psychiatric symptom `thought disorder' of 86 patients over the first year after initial hospitalisation for disease.

Keywords
datasets
Usage
data(madras)
Format

A data frame with 1032 observations on the following 5 variables.

id
identification number of a patient
symptom
response `thought disorder': 0 = absent, 1 = present
month
month since hospitalisation
age
age indicator: 0 = less than 20 years, 1 = 20 or over
sex
sex indicator: 0 = male, 1 = female

Source

Diggle PJ, Heagerty P, Liang KY, Zeger SL (2002). The analysis of Longitudinal Data, second ed., pp. 234-43. Oxford University Press, Oxford. http://faculty.washington.edu/heagerty/Books/AnalysisLongitudinal/datasets.html

References

Jokinen J. Fast estimation algorithm for likelihood-based analysis of repeated categorical responses. Computational Statistics and Data Analysis 2006; 51:1509-1522.

Aliases
  • madras
Documentation reproduced from package drm, version 0.5-8, License: GPL (>= 2)

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