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Lori McLeod

Researcher at Research Triangle Park

Publications -  87
Citations -  2688

Lori McLeod is an academic researcher from Research Triangle Park. The author has contributed to research in topics: Item response theory & Secukinumab. The author has an hindex of 23, co-authored 83 publications receiving 2247 citations. Previous affiliations of Lori McLeod include RTI International.

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Interpreting patient-reported outcome results: US FDA guidance and emerging methods

TL;DR: This article examines in detail the FDA-recommended methodology for defining a responder and analyzing responder-based PRO measure results and presents other responder analysis approaches for consideration in furthering the precision and interpretation of this methodology.
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Using classical test theory, item response theory, and Rasch measurement theory to evaluate patient-reported outcome measures: a comparison of worked examples.

TL;DR: Comparisons and a worked example of item- and scale-level evaluations based on three psychometric methods used in patient-reported outcome development-classical test theory, item response theory, and Rasch measurement theory-in an analysis of the National Eye Institute Visual Functioning Questionnaire (VFQ-25).
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Assessing test-retest reliability of patient-reported outcome measures using intraclass correlation coefficients: recommendations for selecting and documenting the analytical formula.

TL;DR: To assess test–retest reliability for PRO measures, the two-way mixed-effect analysis of variance model with interaction for the absolute agreement between single scores is recommended.