Table 3.

The performance of our model and the models of existing four signatures.

Training Set	Our Model	The Model of Yin’s Signature	The Model of Pan’s Signature	The Model of Wang’s Signature	The Model of Cheng’s Signature
p-value (between low and high risk)	<0.0001	0.0012	0.0092	<0.0001	0.00046
AUC value of 1 year	0.7	0.59	0.53	0.67	0.57
AUC value of 2 years	0.79	0.64	0.57	0.68	0.61
AUC value of 3 years	0.86	0.63	0.57	0.7	0.66
Validation Set 1
p-value (between low and high risk)	<0.0001	0.015	0.1	0.092	0.19
AUC value of 1 year	0.75	0.68	0.62	0.42	0.57
AUC value of 2 years	0.74	0.7	0.6	0.55	0.68
AUC value of 3 years	0.79	0.65	0.64	0.49	0.63
Validation Set 2
p-value (between low and high risk)	<0.0001	0.00039	0.0013	0.0047	<0.0001
AUC value of 1 year	0.61	0.6	0.55	0.63	0.61
AUC value of 2 years	0.71	0.57	0.68	0.72	0.74
AUC value of 3 years	0.74	0.61	0.74	0.85	0.82