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. 2023 Sep 29;34(4):2223–2232. doi: 10.1007/s00330-023-10249-3

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Fig. 4 — Comparison of receiver operating characteristic curve in a model trained with non-contrast-enhanced CT images alone and different phases of contrast-enhanced CT images. a Model trained with non-contrast-enhanced CT images; b model trained with arterial phase on contrast-enhanced CT images; c model trained with venous phase on contrast-enhanced CT images; d model trained with delayed phase on contrast-enhanced CT images. AUC, area under the receiver operating characteristic curve