xerop: Dataset of Xerophthalmia

In glmmixedlasso: Generalized Linear Mixed Models with Lasso

Description

This is a subset of the Xerophthalmia data described in Diggle et al. (2002) and Zeger and Karim (1991).

Usage

data(xerop)

Format

A list with the following four components.

y

Binary response variable. If the child suffers from xerophthalmia.

grp

Grouping variable comprising the child id.

X

Fixed-effect design matrix. The first column is the intercept, then age, xero, cos, sin, sex, height and stunt. The covariates are all standardized with mean 0 and variance 1.

Z

Random-effects design matrix for a random-intercept model.

Details

A detailed description of the covariates can be found in Diggle et. al. and Zeger and Karim (1991).

Source

http://faculty.washington.edu/heagerty/Books/AnalysisLongitudinal/xerop.data

References

Peter J. Diggle, Patrick Heagerty, Kung-Yee Liang and Scott L. Zeger (2002), Analysis of Longitudinal Data, Oxford University Press.

Scott L. Zeger and M. Rezaul Karim (1991), Generalized Linear Models With Random Effects; A Gibbs Sampling Approach, Journal of the American Statistical Association, Vol. 86, No. 413 (Mar., 1991), pp. 79-86.

Examples

data(xerop)

glmmixedlasso documentation built on May 2, 2019, 5:26 p.m.