Clinicopathologic features of remnant gastric cancer over time following distal gastrectomy

Table 3 Clinicopathologic features n (%)

Parameters	RGC I	RGC II	P value
Sex			0.805
Male	29 (69.0)	21 (65.6)
Female	13 (31.0)	11 (34.4)
Age (yr), mean ± SD	60.5 ± 11.6	62.3 ± 13.4	0.103
Tumor size, cm			0.301
< 4.0	16 (38.1)	15 (46.9)
≥ 4.0	26 (61.9)	17 (53.1)
Tumor location			0.038
Anastomotic site	13 (31.0)	18 (56.3)
Non-anastomotic site	19 (45.2)	6 (18.7)
Total stump	10 (23.8)	8 (25.0)
Reconstruction of 1st operation
Billroth I	31 (78.8)	9 (28.1)	< 0.001
Billroth II	11 (21.2)	23 (71.9)
Borrmann type			0.322
I + II	15 (35.7)	14 (43.7)
III + IV	27 (64.3)	18 (56.3)
Histology grade			0.421
Differentiated	19 (45.2)	12 (37.5)
Undifferentiated	23 (54.8)	20 (62.5)
Lauren grade			0.308
Intestinal	20 (47.6)	18 (56.3)
Diffuse	22 (52.4)	14 (43.7)
Tumor stage			0.106
I + II	15 (35.7)	16 (50.0)
III + IV	27 (64.3)	16 (50.0)
1st tumor stage			0.006
I + II	13 (39.4)	17 (77.3)
III + IV	20 (60.6)	5 (22.7)

RGC I: Remnant gastric cancer 2-10 years after gastrectomy; RGC II: Remnant gastric cancer > 10 years after gastrectomy.