Table 1.

Clinicopathologic characteristics of pancreatic cancer patients with different TSPAN1 expression

	No. (%) of patients			Correlation
Characteristic	Total	TSPAN1 high	TSPAN1 low	Chi-square	p value
Age in years	259			0.2048	0.6509
≤60		60	78
>60		56	65
Gender	261			1.190	0.2754
Male		67	92
Female		50	52
Tumor size(cm3)	157			8.940	0.0301
0-40		24	39
40-80		17	25
80-120		12	9
>120		21	10
Location	184			3.524	0.3177
Head		71	70
Neck		3	2
Body		4	11
Tail		10	13
N classification	136			0.4733	0.4915
N0		49	57
N1		16	14
Perineural invasion	138			22.38	<0.0001
NE0		13	28
NE1		27	38
NE2		27	5
Stage	238			47.21	<0.0001
UN		2	19
I		6	25
II		65	79
III		32	6
IV		4	0

UN: undifferentiation.