Table 2. Correlations between SRPK1 expression with clinicopathological factors.

Clinicopathologic features	SRPK1 expression level		Chi-square P value1
	Low (n=75)	High (n=83)
Age
≤55 ys	30	31	0.733
>55 ys	45	52
Gender
Female	30	23	0.102
Male	45	60
Localization
Upper	11	19	0.414
Middle	33	34
Lower	31	30
Tumor size
≤5.0 cm	48	43	0.121
>5.0 cm	27	40
Invasion depth
T1-T2	35	19	0.002*
T3-T4	40	64
Differentiation
Well	8	7	0.658
Modern	37	37
Poor	30	39
TNM stage
I-II	44	19	<0.001*
III-IV	31	64