Development and Evaluation of Large Language Model-Assisted Semi-Automated Data Harmonization Pipeline for the Multiple Chronic Disease Disparities Research Consortium: A Proof-of-Concept Study.
It is demonstrated that the effectiveness of LLM-assisted DH depends more on the design of a structured HITL workflow rather than on the LLM alone, and combining preprocessing, iterative verification, and targeted human oversight improved the efficiency and reliability of DH while preserving researcher judgment for com...