pain: The longitudinal study on pain in children

In mlmmm: ML estimation under multivariate linear mixed models with missing values

Description

This data consist of up to four observations on 64 children 8 to 10. The response is the length of time in seconds that the child can tolerate keeping his or her arm in very cold water, a proxy measure of pain tolerance. Missing data exist due to absenteeism, broken arms, or other reasons. Two measures were taken during a first visit followed by two more measures during a second visit after a two-week gap.

Usage

data(pain)

Format

A data frame containing 256 rows and 10 columns( response variables: first two rows; predictors next 7 rows and subject indicator is last column)

Source

Weiss, R.E. (2005) Modeling Longitudinal Data. New York, Springer.

mlmmm documentation built on May 1, 2019, 9:51 p.m.