Metastatic lymph node distribution and pathology correlations in upper and lower gastric cancer patients: A multicenter retrospective study

Table 3 Analysis of risk factors for lymph node metastasis using logistic regression models

Variables	Univariate analysis			Multivariable analysis
	OR	95%CI	P value	OR	95%CI			P value
Gender
Male	1.000
Female	1.096	0.534–2.250	0.102
Age (year)
< 60	1.000
≥ 60	0.432	0.121-1.542	0.196
Tumor diameter (cm)
< 4	1.000
≥ 4	1.316	0.544-3.121	0.531
Tumor location
Lower	1.000
Upper	1.075	0.891-1.296	0.451
Pathological type
Other	1.000			1.000
Adenocarcinoma	1.754	0.962-3.197	0.067	3.193		0.983-10.375			0.053
Signet-ring cell carcinoma	2.655	1.401-5.029	0.003a	4.846		1.431-16.419			0.011a
Histological grade
G1	1.000			1.000
G2	2.443	1.578-3.782	< 0.001a	3.695		1.622-8.419			0.002a
G3	5.603	3.680-8.530	< 0.001a	6.369		2.834-14.314			< 0.001a
pT stage
T1	1.000			1.000
T2	3.893	2.694-5.471	< 0.001a	2.298			1.538-3.434		< 0.001a
T3	14.211	10.501-19.230	< 0.001a	3.475			2.340-5.162		< 0.001a
T4	23.882	16.531-34.502	< 0.001a	5.987			3.992-8.978		< 0.001a
pTNM stage
I	1.000			1.000
II	5.988	3.993-8.977	< 0.001a	1.465			1.087-2.132		0.004a
III	113.033	72.436-176.382	< 0.001a	4.833			1.596-18.423		< 0.001a
Vascular invasion
Negative	1.000			1.000
Positive	9.144	7.347-11.380	< 0.001a	2.845			1.467-5.517		0.016a

^aP < 0.05.

OR: Odds ratio; PG: Partial gastrectomy; TG: Total gastrectomy; TNM: Tumor-node-metastasis.