Table 1.

Clinicopathologic characteristics according to tumor location

	Location Proximal	Distal	p value
No	76	85
Age
mean	61.9	60	0.315
(range)	(31–84)	(31–82)
Sex
Male	44	49	0.975
Female	32	36
Histology
Adeno	70	83	0.106
Mucinous	6	2
Differentiation
WD	8	10	0.824
MD	58	70
PD	4	3
T stage
1	1	2	0.664
2	5	10
3	55	58
4	15	15
N stage
1	54	57	0.585
2	22	28
Recurrence
No	52	56	0.979
Yes	23	25

WD, well differentiated; MD, moderately differentiated; PD, Poorly differentiated; Adeno, adenocarcinoma: Mucinous, mucinous adenocarcinoma