The 88-item Multiple Sclerosis Spasticity Scale: a Rasch validation of the Italian version and suggestions for refinement of the original scale.
Leonardo PellicciariMarcella OttonelloAndrea GiordanoCaterina AlbensiFranco FranchignoniPublished in: Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation (2018)
Reliability, dimensionality and some internal construct validity characteristics of the MSSS-88-IT were confirmed. But, drawbacks of the original MSSS-88 emerged related to some item misfit, redundancy, or malfunctioning. Thus, further large independent studies are recommended, to verify the robustness of previous findings and examine the appropriateness of a few targeted item replacements.