Ethnic differential item functioning in the assessment of quality of life
Ethnic differential item functioning (DIF) on the QLQ-C30 quality of life (QoL) questionnaire for cancer patients was investigated using item response theory methods. The sample consisted of 359 cancer patients representing four ethnic groups: Caucasian, Filipino, Hawaiian, and Japanese. Results sho...
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| Language: | en-US |
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University of Hawaii at Manoa
2008
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| Online Access: | http://hdl.handle.net/10125/3067 |