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Journal article

Comparing alternative Rasch-based methods vs raw scores in measuring change in health.

Abstract:

OBJECTIVES: To compare alternative Rasch-based approaches to the assessment of change over time through the example of an outcome measure used in total hip replacement surgery. SUBJECTS: Preoperative data were collected on 1424 patients receiving total hip replacement surgery; 1221 (86%) were sent follow-up questionnaires 1 year after surgery. MEASURES: The 12-item Oxford Hip Score (OHS) questionnaire administered preoperatively and 1-year postoperatively. METHODS: Subscales of the OHS for p...

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Publication status:
Published

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Institution:
University of Oxford
Division:
MSD
Department:
Nuffield Department of Population Health
Sub department:
Population Health
Role:
Author
Journal:
Medical care More from this journal
Volume:
42
Issue:
1 Suppl
Pages:
I25-I36
Publication date:
2004-01-01
DOI:
EISSN:
1537-1948
ISSN:
0025-7079

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