. 2021 Nov 13;14:154. doi: 10.1186/s13048-021-00917-7

Table 2.

Associations of circ_0000745 expression with the clinicopathological features of patients with OC

Clinicopathological features		circ_0000745 expression		P value
Clinicopathological features		Low (n = 26)	High (n = 24)	P value
Age (years)	≥50 (n = 17)	10	7	0.5592
Age (years)	< 50 (n = 33)	16	17	0.5592
Histological type	Epithelial tumor (n = 35)	15	20	0.1297
	Germ cell tumor (n = 9)	7	2
	Other tumors (n = 6)	4	2
FIGO stage	I-II (n = 21)	16	5	**0.0047
FIGO stage	III-IV (n = 29)	10	19	**0.0047
Pathological grade	G1-G2 (n = 23)	16	7	*0.0269
Pathological grade	G3 (n = 27)	10	17	*0.0269

Note: Clinicopathological features of patients were analyzed by the Fisher’s exact test or Chi-square test; OC Ovarian cancer, FIGO Federation of Gynecology and Obstetrics