Differential item functioning of the SF-12 in a population-based regional joint replacement registry
Abstract Background Joint replacement, an increasingly common procedure amongst older adults, can substantially improve health-related quality of life (HRQoL). However, differential item functioning (DIF) may affect the accurate interpretation of differences in HRQoL amongst patients with different...
Main Authors: | Iraj Yadegari, Eric Bohm, Olawale F. Ayilara, Lixia Zhang, Richard Sawatzky, Tolulope T. Sajobi, Lisa M. Lix |
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Format: | Article |
Language: | English |
Published: |
BMC
2019-07-01
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Series: | Health and Quality of Life Outcomes |
Subjects: | |
Online Access: | http://link.springer.com/article/10.1186/s12955-019-1166-1 |
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