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This paper is in the following e-collection/theme issue:

Epidemiologic Studies and Surveys in Elder Care (23) Research Instruments, Questionnaires, and Tools (808) Dementia and Cognitive Decline (770) Health Services in Resource-Poor Settings and LMICs (594)

Published on in Vol 9 (2026)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/72963, first published .
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An Ultra-Brief Informant Questionnaire for Case Finding of Cognitive Impairment Across Diverse Literacy: Diagnostic Accuracy Study

An Ultra-Brief Informant Questionnaire for Case Finding of Cognitive Impairment Across Diverse Literacy: Diagnostic Accuracy Study

Authors of this article:

Tau Ming Liew1, 2, 3, 4 Author Orcid Image ;   King Fan Yip5 Author Orcid Image ;   Kaavya Narasimhalu6 Author Orcid Image ;   Simon Kang Seng Ting6 Author Orcid Image ;   Weishan Li6 Author Orcid Image ;   Sze Yan Tay7 Author Orcid Image ;   Way Inn Koay7 Author Orcid Image
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Journals

  1. Liew T, Koay W. Cost-effective case-finding strategies for cognitive impairment with digital twin simulations. Nature Health 2026 View