Basigin-2 is the predominant basigin isoform that promotes tumor cell migration and invasion and correlates with poor prognosis in epithelial ovarian cancer

Table 3 Univariate and multivariate analyses of OS in patients with epithelial ovarian cancer

Variables	Categories	Univariate analysis		P	Multivariate analysis		P
Variables	Categories	HR^a	95% CI^b	P	HR^a	95% CI^b	P
Age	<60
	≥60	1.202	0.825-1.752	0.338	-	-	-
FIGO stage	I+II
	III+IV	1.806	1.202-2.713	0.004*	1.641	1.089-2.471	0.018*
Grade	G1
	G2	1.154	0.677-1.969	0.598	-	-	-
	G3	1.282	0.776-2.116	0.332	-	-	-
Histological type	Serous
	Nonserous	0.878	0.610-1.265	0.485	-	-	-
LVS involvement	Negative
	Positive	1.696	1.126-2.555	0.012*	1.475	0.974-2.232	0.066
Lymph node metastasis	Negative
	Positive	1.858	1.181-2.924	0.007*	1.530	0.961-2.435	0.073
Basigin-2	Low
	High	1.882	1.272-2.785	0.002*	1.622	1.084-2.429	0.019*

OS overall survival, ^aHR = hazard ratio, ^bCI = confidence interval, *P < 0.05, LVS lymph-vascular space.

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