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Observational analysis links the SPPB with the PROMIS PF T-score, suggesting improved assessment in older adults.
The SPPB can be meaningfully linked to the PROMIS PF T-score metric, enabling standardised interpretation, comparison, and aggregation of performance-based and self-reported physical function in older adults. We provide a user-friendly score cross-walk table to facilitate application in clinical practise and standardisation in geriatric research.
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Liegl et al. (2025) studied this question.
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