Glasgow Anxiety Scale for people with an Intellectual Disability (GAS-ID): development and psychometric properties of a new measure for use with people with mild intellectual disability.
BACKGROUND: Self-rating scales are widely used in general adult practice; however, there is no reliable and valid method for assessing state anxiety in people with intellectual disability (ID). The present study describes the development and psychometric evaluation of a new scale, the Glasgow Anxiety Scale for People with an Intellectual Disability (GAS-ID). METHODS: First, an item pool was generated from focus groups, a review of the literature and clinician feedback. Secondly, a draft scale...Expand abstract
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- Journal of intellectual disability research : JIDR
- Pt 1
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