Evaluation of the Fecal Incontinence Quality of Life Scale (FIQL) using item response theory reveals limitations and suggests revisions.
Alexander C PetersonJason M SutherlandGuiping LiuR Trafford CrumpAhmer A KarimuddinPublished in: Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation (2018)
This study has identified specific improvements that can be made to each domain of the Fecal Incontinence Quality of Life Scale and to the instrument overall. Formatting, scoring, and instructions may be simplified, and items with higher difficulty developed. The lifestyle domain can be used as is. The embarrassment domain should be significantly revised before use.