madras: Madras Longitudinal Schizophrenia Study

Description Usage Format Source References

Description

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

Usage

1

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.


drm documentation built on May 29, 2017, 7:24 p.m.