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Inferential Validity of Digital Health Measures

Carmen D. Tekwe, Mercy Oladuti, Yuanyuan Luan, Andi Mai, Orfeu M. Buxton, See Ling Loy, Jeffrey S. Gonzalez, Roger S. Zoh

stat.OTarXiv:2608.21782

Abstract

Digital health measures increasingly inform treatment evaluation, risk classification, clinical monitoring, and regulatory decisions. Existing validity concepts concern a measure's technical soundness, clinical meaningfulness, usability, and scalability. Inferential validity concerns how well a measure supports a scientific, clinical, or regulatory conclusion. We propose assessing inferential validity as a downstream evaluation layer that links measurement system evidence to trustworthy conclusions.

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