文章基本信息

标题：Age-related Differential Item Functioning for the Patient-reported Outcomes Information System (PROMIS^®) Physical Functioning Items
作者：Sylvia H Paz ; Karen L Spritzer ; Leo S Morales 等
期刊名称：Primary Health Care
电子版ISSN：2167-1079
出版年度：2013
卷号：3
期号：1
页码：1-5
DOI：10.4172/2167-1079.1000131
出版社：OMICS Group
关键词：Survey Research; Physical function; Item Response Theory (IRT); Differential Item Functioning (DIF)