Retrospective Study
Copyright ©The Author(s) 2023.
World J Gastroenterol. Feb 14, 2023; 29(6): 1076-1089
Published online Feb 14, 2023. doi: 10.3748/wjg.v29.i6.1076
Figure 4
Figure 4  The calibration curves of the nomogram. A: The calibration curve of the nomogram shows a good fit in the training cohort (P = 0.775); B: The calibration curve of the nomogram shows a good fit in the validation cohort (P = 0.391).