Differential item functioning for items in Berger's HIV Stigma Scale: an analysis of cohorts from the Indian, Swedish, and US contexts.
Maria ReiniusDeepa RaoLisa E ManhartMaria WiklanderVeronica SvedhemJohn PryorRandall MayerBambi GaddistShuba KumarRani MohanrajLakshmanan JeyaseelanLena WettergrenLars E ErikssonPublished in: Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation (2018)
The items in the 32-item version of the HIV stigma scale did not seem to be particularly prone to present DIF. The DIF between the Indian and Swedish cohort for items in the subscale Disclosure Concerns could, however, result in both type I and type II errors if scores should be compared between the Indian and Swedish cohort.