Table 3.

Univariate and multivariate analysis of predictors of metastatic lymph nodes in the validation cohort.

Variables	Univariate analysis	P–value	Multivariate analysis	P–value
	OR (95% CI)		Adjusted OR (95% CI)
Age(year)
<60	1.0
≥60	1.2 (0.7–1.9)	0.480
Menopausal status
Premenopause	1.0
Postmenopause	0.7 (0.4–1.0)	0.073
Depth of myometrial invasion
<50%	1.0		1.0
≥50%	3.9 (2.4–6.2)	<0.001	2.3 (1.4–3.8)	0.002
Cervical stromal invasion
No	1.0		1.0
Yes	3.8 (2.4–6.1)	<0.001	2.8 (1.7–4.7)	<0.001
Histology grade
G1	1.0		–
G2	2.2 (1.0–4.7)	0.038	–	–
G3	5.1 (2.4–10.9)	<0.001	–	–
Histology type
Endometrioid	1.0		–
Non–endometrioid	2.8 (1.6–4.9)	<0.001	2.0 (1.0–3.7)	0.038
Tumor diameter
<2	1.0		–
≥2	2.1 (1.1–4.0)	0.019	–	–
LVSI
No	1.0		1.0
Yes	6.8 (4.2–11.0)	<0.001	4.4 (2.6–7.4)	<0.001

OR, odds ratio; 95% CI, 95% confidence interval. Bold represents P-value of the variable is less than 0.05.