Gerald CH Koh

schoolNational University of Singaporebar_chart#4464 Global Rank

Total Papers

HCI Rank

#4464

Research Areas

Years Active

Recent Publications

The Benefits and Risks of LLMs for Facilitating Medical Decision-Making Among Laypersons

We explored the potential of Large Language Models (LLMs) to facilitate laypersons' selection of treatment goals within a complex medical decision-making context. Using ChatGPT-4o, we developed an LLM-enhanced tool to guide users through goal elicitation, clarification, and revision. Our findings demonstrate that LLM…

CHI '225th+ AuthorPrivacy by Design & User Control +1

Does Mode of Digital Contact Tracing Affect User Willingness to Share Information? A Quantitative Study

Digital contact tracing can limit the spread of infectious diseases. Nevertheless, barriers remain to attain sufficient adoption. In this study, we investigate how willingness to participate in contact tracing is affected by two critical factors: the modes of data collection and the type of data collected. We conducte…

CHI '20CorrespondingElderly Care & Dementia Support +1

"You Cannot Offer Such a Suggestion": Designing for Family Caregiver Input in Home Care Systems

Previous work has looked closely at the challenges of using patient-generated data to enable remote assessment and monitoring by healthcare professionals. In this paper, we examine family caregivers who act as proxies for patients who may not have the capacity of capturing the necessary data. We worked with occupation…

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