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Observational two-stage.To achieve optimal clinimetric properties for outcome measures, both practical and psychometric, ongoing improvements are required.To evaluate if the Upper Limb Functional Index (ULFI) clinimetric properties are improved by modification to a three-point response option and to verify the factor structure.Stage 1, calibration (n=139) used ULFI dichotomous responses, and stage...
Current upper limb regional self-report outcome measures are criticized for poor clinical utility, including length, ease, and time to complete and score, missing responses, and poor psychometric properties. To address these concerns a new measure, the Upper Limb Functional Index (ULFI), was developed with reliability, validity, and responsiveness being determined in a prospective study.Patients from...
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