Table 1.

Patient/sample characteristics.

		TCGA (PDAC)	Jie Lin et al. (29) (PDAC)	* p-value	GTEx (Normal)	** p-value	Fagerberg Lin et al. (30) (Normal)
	PDAC Healthy	144	10		180		4
Age	Mean (SD)	64.9 (11.0)	61.4 (8.1)	0.03	50.4 (11.6)	<0.001
Sex	Female	67 (46%)	4 (40%)	0.7	72 (40%)	0.3
	Male	77 (54%)	6 (60%)		108 (60%)
Histological grade	G1	20	1	0.06
	G2	80	9
	G3	43	0
	Missing	1	0
Pathological stage	Stage I	11	5	0.006
	Stage II	124	5
	Stage III	3	0
	Stage IV	4	0
	Missing	2	0

^*Comparison between TCGA (PDAC) and Jie Lin et al. (PDAC) using Fisher exact test for the categorical variables and Wilcoxon test for continuous variables.

^**Comparison between TCGA (PDAC) and GTEx (Normal) using Fisher exact test for the categorical variables and Wilcoxon test for continuous variables.