Large Language Model–Based Identification of Subjective Cognitive Decline in Electronic Health Records Among Older Adults With Normal Cognitive Testing: Retrospective Cohort Study

Published on 07.Oct.2026 in Vol 9 (2026)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/93011, first published 06.Feb.2026.

; Rebecca E Amariglio^{2, 3}

; Sheril Varghese^{1, 4}

; Jiazi Tian⁵

; Diane Seger⁶

; Li Zhou^{1, 2}

; Gad A Marshall^{2, 3}

Liqin Wang ^{1, 2} , PhD ; Rebecca E Amariglio ^{2, 3} , PhD ; Sheril Varghese ^{1, 4} , BA ; Jiazi Tian ⁵ , MS ; Diane Seger ⁶ , RPh ; Li Zhou ^{1, 2} , MD, PhD ; Gad A Marshall ^{2, 3} , MD

¹ Department of Medicine, Mass General Brigham, Somerville, MA, United States

² Harvard Medical School, Boston, MA, United States

³ Department of Neurology, Mass General Brigham, Boston, MA, United States

⁴ Columbia University Irving Medical Center, New York, NY, United States

⁵ Department of Medicine, Massachusetts General Hospital, Boston, MA, United States

⁶ Research Information Science & Computing, Mass General Brigham, Boston, MA, United States

Corresponding Author: