Table 2.

Relationship between stromal FAP expression and clinicopathological factors

Characteristics	FAP negative/weak	FAP moderate/strong	P value
Age			0.911
≥65	16	26
<65	3	3
T categorya			0.479
T1/T2	5	4
T3/T4	14	25
N categorya			0.444
N0	10	12
N1	9	17
M categorya			0.317
M0	17	22
M1	2	7
UICCb stage			0.406
I/II	11	13
III/IV	8	16
Histological differentiation			<0.05
Well	6	2
Moderate/Poor	13	27

^aTNM classification of the UICC, ^bUICC, Union for International Cancer Control