Joint models for continuous and discrete longitudinal data

Authored by: Christel Faes , Helena Geys , Paul Catalano

Longitudinal Data Analysis

Print publication date:  August  2008
Online publication date:  August  2008

Print ISBN: 9781584886587
eBook ISBN: 9781420011579
Adobe ISBN:


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Measurements of both continuous and categorical outcomes appear in many statistical problems. One such example is a toxicology experiment, where a set of outcomes is recorded to study the toxicity of the substance of interest. For example, both the malformation status of a live fetus (typically recorded as a binary or ordinal outcome) and low birth weight (measured on a continuous scale) are important variables in the context of teratogenicity. Also in longitudinal studies, it is common to collect several outcomes from a different type. Perhaps the most common situation is that of a continuous, often normally distributed, and a binary or ordinal outcome.

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