TABLE 1.

Differences in clinical characteristics between training set and validation set.

Clinical features		TCGA-PAAD train	TCGA-PAAD text	P	Clinical features		TCGA-PAAD train	TCGA-PAAD text	P
OS	0	39	45	0.4505	Stage	I	7	14	0.3832
	1	49	43			II	75	70
T stage	T1	5	2	0.09		III	1	2
	T2	7	17			IV	3	1
	T3	73	67			X	2	1
	T4	1	2		Grade	G1	14	16	0.5703
	TX	2	0			G2	46	48
N stage	N0	23	26	0.812		G3	27	21
	N1	62	60			G4	0	2
	NX	3	2			GX	1	1
M stage	M0	35	44	0.2791	Gender	Male	47	49	0.8797
	M1	3	1			Female	41	39
	MX	50	43		Age	≤65	47	46	1
						>65	41	42