Risk evaluation of splenic hilar or splenic artery lymph node metastasis and survival analysis for patients with proximal gastric cancer after curative gastrectomy: a retrospective study

Table 2 Univariate and multivariate survival analysis of 265 APGC patients who underwentNo. 10/11 LNs removal (CR + SPR)

	Univariate analysis		Multivariate analysis
	5-year survival rate	P	RR	95%CI	P
Gender
Male	31.8%
Female	27.8%	0.564
Age
< 60 years	31.2%
≥ 60 years	30.6%	0.843
Tumor size
< 5 cm	41.5%
5-10 cm	26.3%		1.467	1.049–2.051	0.025
≥ 10 cm	21.1%	0.001	1.515	0.969–2.369	0.069
Gastrectomy type
Proximal	37.4%
Total	27.6%	0.047	1.008	0.731–1.391	0.961
pT stage
pT2	71.4%
pT3	37.1%		1.399	0.657–2.980	0.384
pT4a	23.6%	< 0.001	1.860	0.904–3.826	0.092
pN stage
pN0	51.5%
pN1	41.9%		0.983	0.589–1.642	0.949
pN2	36.2%		1.048	0.648–1.694	0.849
pN3	8.3%	< 0.001	2.134	1.319–3.453	0.002
Bormann type
Bor 1–2	43.4%
Bor 3–4	27.8%	0.007	1.142	0.766–1.704	0.515
Differentiation
Well	36.0%
Poor	27.2%	0.025	1.164	0.862–1.572	0.323
Approach of lymphadenectomy
SPR	36.3%
CR	27.0%	0.058
NO.10/11 lymphnode
Negative	40.2%
Positive	9.9%	< 0.001	1.745	1.241–2.454	0.001

CR: combination resectionof the stomach and spleen or spleen-co-pancreas; SPR: spleen-preserved NO.10/11 lymphadenectomy

ISSN: 1471-2407