Table 1. Relationship between circ_0063804 expression and clinical features of OC patients.
| Characteristics | Number of patients | circ_0063804 Low expression (< median) | circ_0063804 High expression (≥ median) | P value |
| Number | 108 | 52 | 56 | |
| Ages (years) | 0.497 | |||
| < 55 | 53 | 25 | 28 | |
| ≥ 55 | 55 | 27 | 28 | |
| FIGO stage | 0.018 | |||
| I & II | 50 | 30 | 20 | |
| III & IV | 58 | 22 | 36 | |
| Grade | 0.029 | |||
| G1 | 49 | 29 | 20 | |
| G2 & G3 | 59 | 23 | 36 | |
| Distant metastasis | 0.508 | |||
| Yes | 51 | 25 | 26 | |
| No | 57 | 27 | 30 | |
| Tumor size (cm) | 0.006 | |||
| ≤ 10 | 48 | 30 | 18 | |
| > 10 | 60 | 22 | 38 |
FIGO: International Federation of Gynecology and Obstetrics. OC: ovarian cancer.