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DCA of the nomogram. (A) The train set was occupied by the DCA. (B) The validation set includes DCA. The patient refrains from applying the nomogram, resulting in no net benefit, as depicted by the black-solid line; conversely, the gray-solid line indicates that all patients receive treatment based on the nomogram. The three lines enclosing the area demonstrate the practicality of the nomogram. Examining the Decision Curve of the Decision-Making Process.
