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This multicenter study evaluated the learning curve of robotic gastroenterostomy (RGE) during robotic pancreatoduodenectomy (RPD), establishing that improved surgical technical performance, as measured by OSATS scoring, correlates with a significantly reduced incidence of clinically relevant delayed gastric emptying (DGE). The research identified a threshold of 34 procedures at which technical skill improves substantially, reducing DGE risk by over half. Specific OSATS components such as gentleness and instrument handling were strongly predictive of DGE occurrence.

