9. Exploring and Modelling Longitudinal Quality of Life Data
Published Online: 10 SEP 2009
DOI: 10.1002/9780470840481.ch9
Copyright © 2009 John Wiley & Sons, Ltd
Book Title
Quality of Life Outcomes in Clinical Trials and Health-Care Evaluation: A Practical Guide to Analysis and Interpretation
Additional Information
How to Cite
Walters, S. J. (2009) Exploring and Modelling Longitudinal Quality of Life Data, in Quality of Life Outcomes in Clinical Trials and Health-Care Evaluation: A Practical Guide to Analysis and Interpretation, John Wiley & Sons, Ltd, Chichester, UK. doi: 10.1002/9780470840481.ch9
Publication History
- Published Online: 10 SEP 2009
- Published Print: 25 SEP 2009
Book Series:
ISBN Information
Print ISBN: 9780470753828
Online ISBN: 9780470686140
- Summary
- Chapter
Keywords:
- randomized controlled trial and baseline QoL assessment;
- repeated measures ANOVA, marginal general linear models (GLMs), and random-effect (multi-level) GLMs;
- time-by-time analysis;
- response feature analysis and use of summary measures;
- analysis of covariance (ANCOVA) - preferred method of choice;
- Area under the curve (AUC) - repeated QoL scores as single measure of health;
- longitudinal data modelling;
- postnatal depression (PND) in new mothers;
- Postnatal Depression Randomized Controlled Trial and Economic Evaluation (PONDER) RCT;
- mean EPDS score for individual mothers
Summary
This chapter contains sections titled:
Summary
Introduction
Summarizing, tabulating and graphically displaying repeated QoL assessments
Time-by-time analysis
Response feature analysis – the use of summary measures
Modelling of longitudinal data
Conclusions