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. 2021 Sep 18;14:5863–5877. doi: 10.2147/IJGM.S326898

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© 2021 Tan et al.

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Calibration curves of the training cohort and validated cohort. The x-axis represents the nomogram-predicted hospital mortality. The y-axis represents the actually diagnosed hospital mortality. The diagonal dotted line represents a perfect prediction by an ideal model. The solid line represents the performance of the nomogram, of which a closer fit to the diagonal dotted line represents a better prediction. (A) calibration curve of training cohort; (B) calibration curve of the validated cohort.