Equivalence of Paper and Touch Screen Versions of the EQ-5D Visual Analog Scale (EQ-VAS)
The EQ-VAS, a measure of self-reported health status, has been operationalized in ways that depart from the original format. The primary purpose of the study was to examine the equivalence of the original paper-based vertical format with a touch screenbased horizontal format. Non-probability samplin...
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| Language: | EN |
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The University of Arizona.
2005
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| Online Access: | http://hdl.handle.net/10150/194407 |