Table 1.

Univariate Analysis of Factors Associated With Expressions of ASNS

	ASNS
	High (n = 46)	Low (n = 47)	P
Mean, age ± SD (y)	69.5 ± 10.7	69.5 ± 10.8	.63
Sex
Male	28	27	.84
Female	18	20
Location
Colon	32	33	1
Rectum	14	14
Mean tumor size (mm)			.26
≥50	24	19
<50	22	28
UICC-TMN stage
I/II	20	27	.22
III/IV	26	20
T-category
Negative	12	12	1
Positive	34	35
M-category
Negative	39	39	1
Positive	7	8
N-category
Negative	22	29	.21
Positive	24	18
KRAS
Wild type	17	37	<.001
Mutated	29	10