Table 2. Association of MSI2 and Numb expressions with clinical data.

Parameters	No. of patients	MSI2		P	Numb		P
		low	high		Negative	Positive
Cases	75	28	47		40	35
Age(years)
≤65	55	21	34	0.801	29	26	0.861
>65	20	7	13		11	9
Gender
Male	52	21	31	0.411	30	22	0.255
Female	23	7	16		10	13
Tumor location
Head	54	21	33	0.655	28	26	0.680
Body-tail	21	7	14		12	9
Tumor size(cm)
<2.5	25	15	10	0.004	8	17	0.009
≥2.5	50	13	37		32	18
Differentiation
Well	27	13	14	0.146	8	19	0.002
Moderate and poor	48	15	33		32	16
T stage
T1+T2	21	11	10	0.093	9	12	0.257
T3+T4	54	17	37		31	23
Lymph nodes metastasis
N0(negative)	55	23	32	0.183	26	29	0.081
N1(positive)	20	5	15		14	6
UICC stage
I+IIA	51	23	28	0.043	22	29	0.010
IIB+III	24	5	19		18	6
Perineural invasion
Absent	61	25	36	0.172	31	30	0.362
Present	14	3	11		9	5
Vascular permeation
Absent	42	18	24	0.265	20	22	0.263
Present	33	10	23		20	13
Pre-therapeutic CA19-9 level
<37 U/ml	23	10	13	0.464	9	14	0.101
≥37 U/ml	52	18	34		31	21
Postoperative Liver metastasis
Negative	48	20	28	0.301	24	24	0.440
Positive	27	8	19		16	11