Prognostic nomogram for 30-day mortality of deep vein thrombosis patients in intensive care unit

Table 4 Corrected performance of two new models after internal validation

	Stepwise logistic regression			Logistic regression with LASSO
	Original	Optimism	Corrected	Original	Optimism	Corrected
AUC	0.885	0.035	0.850	0.845	0.015	0.830
Brier score	0.091	− 0.014	0.105	0.108	− 0.005	0.114

LASSO least absolute shrinkage and selection operator, AUC area under the curve

ISSN: 1471-2261