From Theory to Practice: GPT-Supported Data Extraction in Observational Studies on Transcatheter Aortic Valve Replacement.

del MRA manual record abstraction NA not available / missing value category TAVR transcatheter aortic valve replacement Observational studies account for a substantial portion of published clinical research, approximately 75% of the studies in PubMed, with cross-sectional and cohort studies showing an increasing trend in recent years. 1 Furthermore, although randomized controlled trials are at the top of the evidence pyramid in clinical epidemiological research, there has been growing recognition of the need for real-world evidence to bridge the gap between clinical trials and everyday clinical practice. 2 One o

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