Figure 3

The calibration curve of nomogram. (A) Mean absolute error was found to be 0.021 for the training set; (B) Mean absolute error was noted to be 0.026 for the validation cohort.

The calibration curve of nomogram. (A) Mean absolute error was found to be 0.021 for the training set; (B) Mean absolute error was noted to be 0.026 for the validation cohort.