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Development of the Fogg Intent-to-Screen for HIV (ITS HIV) questionnaire
Catherine J Fogg1, Barbara Ellen Mawn, Frank Porell
1Department of Nursing, Saint Anselm College, Manchester, NH, USA.
Research in Nursing & Health
|January 19, 2011
Summary
This study developed the Fogg Intent-to-Screen for HIV (ITS HIV) questionnaire to assess HIV screening intentions. The ITS HIV demonstrates strong psychometric properties for clinical use and intervention evaluation.
Area of Science:
- Psychology
- Public Health
- Medical Sociology
Background:
- HIV screening is crucial for early detection and treatment.
- Understanding individuals' intentions toward HIV screening is vital for public health interventions.
- Existing tools may not adequately capture the psychological determinants of HIV screening behavior.
Purpose of the Study:
- To develop and validate the Fogg Intent-to-Screen for HIV (ITS HIV) questionnaire.
- To assess the psychometric properties of the ITS HIV questionnaire.
- To provide a reliable tool for measuring beliefs and intentions related to HIV screening.
Main Methods:
- Development based on the Theory of Planned Behavior.
- Inclusion of qualitative interviews, validation phase, pilot tests, and a field test.
- Field testing with 312 homeless individuals across five New England states.
Main Results:
- The final questionnaire comprises 55 items.
- Cronbach's alpha for direct measures scales ranged from .72 to .90.
- Path analysis confirmed the construct validity of the ITS HIV.
Conclusions:
- The ITS HIV questionnaire exhibits robust psychometric properties.
- The ITS HIV is suitable for use in clinical settings.
- The ITS HIV can be utilized to evaluate the effectiveness of HIV screening interventions.
