Table 2.

Delong test of different signatures

	Clinic_Sig vs. Rad_Sig	Clinic_Sig vs. DTL_Sig	Clinic_Sig vs. DLR_Sig	Rad_Sig vs. DTL_Sig	Rad_Sig vs. DLR_Sig	DTL_Sig vs. DLR_Sig
Training Cohort	< 0.05	< 0.05	< 0.05	0.07	< 0.05	< 0.05
Test Cohort	< 0.05	< 0.05	< 0.05	0.51	0.07	0.72