Identifying social isolation themes in NVDRS text narratives using topic modeling and text-classification methods

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Drew Walker, Swati Rajwal, Sudeshna Das, Snigdha Peddireddy, Abeed Sarker

Published: 25 Jul 2025, Last Modified: 26 Nov 2025CrossrefEveryoneRevisionsCC BY-SA 4.0
Abstract: Social isolation and loneliness, which have been increasing in recent years strongly contribute toward suicide rates. Although social isolation and loneliness are not currently recorded within the US National Violent Death Reporting System’s (NVDRS) structured variables, natural language proce...