Proceedings of the Human Factors and Ergonomics Society Annual Meeting

Confound-Aware Evaluation of Smart-Home Digital Biomarkers: Auditing Observation Intensity Dominance in Cognitive Status and Agitation

Computational studyBiomarkers

Abstract

Confounding by observation intensity (“coverage”) is a validity risk in smart-home digital biomarkers: coverage can correlate with labels and dominate engineered activity features.

The paper

University of Calgary

Proceedings of the Human Factors and Ergonomics Society Annual Meeting, 3 Sep 2026, CC BY

doi.org/10.1177/10711813261484491