Table 4.

Univariate analysis of the influence factors of lymph-node metastasis

Variable	n (%)	Metastasis [n (%)]	P
Age
< 60	75 (76.8)	15 (20.0)	0.294
≥ 60	23 (23.2)	7 (30.4)
Histology
Endometrioid	72 (73.5)	14 (19.4)	0.236
Other types	26 (26.5)	8 (30.8)
Grade
I–II	43 (59.7)	10 (23.3)	0.102
III	29 (40.3)	12 (41.4)
Lymphovascular space invasion
Present	42 (42.9)	10 (94.0)	0.780
Absent	56 (57.1)	12 (41.4)
Myometrial invasion
≥ 50%	43 (43.9)	14 (84.9)	0.034
< 50%	55 (56.1)	8 (88.5)
Tumor size
< 2 cm	21 (21.4)	7 (90.5%)	0.177
≥ 2 cm	77 (78.6)	15 (85.7)