Table 4.

Comparison of the pathological parameters in two groups.

	LCRS group (n = 65)	OCRS group (n = 98)	P
Number of lymph nodes, mean ± SD	19 ± 7	23 ± 8	NS
Histology (%)			NS
Well-differentiated adenocarcinoma	16 (25)	20 (20)
Moderately differentiated adenocarcinoma	29 (45)	41 (42)
Poorly differentiated adenocarcinoma	17 (26)	31 (32)
Others	3 (4)	6 (6)
Tumor stage (TNM) (%)			NS
I	7 (11)	7 (7)
II-A	14 (21)	17 (17)
II-B	17 (26)	27 (28)
III-A	9 (14)	19 (20)
III-B	11 (17)	16 (16)
III-C	7 (11)	12 (12)

NS: not significant.