Table 3. Logistic regression analysis of LVI with pathological factors in invasive breast cancer.

Pathological factors	Multivariate
	OR (95% CI)	P
HER-2 expression
positive vs. negative	2.719 (1.606-4.604)	<0.001
Ki-67 expression
high vs. low	1.785 (1.081-2.947)	0.024