Establishment and validation of a nomogram to predict the risk of ovarian metastasis in gastric cancer: Based on a large cohort

Table 2 Multivariate logistic regression analysis of associated factors in the development of ovarian metastasis

Characteristics	OR	95%CI	P value
Age (yr, > 50/≤ 50)	0.207	0.107-0.398	< 0.001
T stage (> T3/≤ T3)	1.333	0.668-2.659	0.415
N stage (> N2/≤ N2)	2.745	1.377-5.470	0.004
Lauren type (non-intestinal/intestinal)	3.449	1.654-7.191	0.001
Primary lesion containing signet-ring cells (yes/no)	3.334	1.653-6.727	0.001
Vascular tumor emboli (yes/no)	1.762	0.932-3.329	0.081
ER expression (positive/negative)	2.716	1.366-5.400	0.004
PR expression (positive/negative)	1.195	0.562-2.541	0.644
Serum CA125 (U/mL, > 35/≤ 35)	4.568	2.447-8.527	< 0.001
NLR (> 2.16/≤ 2.16)	1.949	1.021-3.718	0.043

ER: Estrogen receptor; PR: Progesterone receptor; NLR: Neutrophil to lymphocyte ratio; CA125: Carbohydrate antigen 125; CI: Confidence interval.