. Author manuscript; available in PMC: 2023 Aug 1.

Published in final edited form as: Clin Gastroenterol Hepatol. 2021 Mar 2;20(8):1795–1802.e2. doi: 10.1016/j.cgh.2021.02.038

Table 3.

Summary of Calibration Results of the RLR and GBM Models in Test Set

	RLR	RLR Platt scaling	GBM	GBM Platt scaling

Round 1
H-L C-statistics	7.17	7.95	5.52	6.01
H-L C-statistic P value	.52	.44	.70	.65
Round 2
H-L C-statistics	10.13	9.40	15.39	15.53
H-L C-statistic P value	.26	.31	.05	.05
Round 3
H-L C-statistics	13.12	12.50	17.81	20.06
H-L C-statistic P value	.11	.13	.02	.01

GBM, gradient boosting machine; H-L, Hosmer-Lemeshow; RLR, regularized logistic regression model.