Table 2.
Study population characteristics (whole cohort = 291 patients)
| Characteristic | N (%)* |
|---|---|
| Age (mean ± SD) | 46.8 (± 15.4) |
| Menopause status | |
|
Premenopausal Postmenopausal |
205 (70.4) 86 (29.6) |
| Pregnancy at MRI exam | 10 (3.4) |
| CA125 value (U/mL) (median, IQR) (n = 254) | 20 (10, 46) |
| Days (mean) between date of CA125 and MRI exam (median, IQR) (n = 254) | 19.5 (10, 39) |
| MRI findings | |
| Mass size (mm) (median, IQR) | 62 (42, 94) |
| Mass laterality | |
| Unilateral | 242 (83.2) |
| Bilateral | 49 (16.8) |
| Multiplicity for each ovary | |
| Single | 281 (96.6) |
| Multiple | 10 (3.4) |
| Total mass number per patient | |
| 1 | 234 (80.4) |
| 2 | 55 (18.9) |
| 3 | 2 (0.7) |
| Ascites | 27 (9.3) |
| Peritoneal implants | 9 (3.1) |
| Lymphadenopathy | 9 (3.1) |
| Pelvic only | 6 (2.0) |
| Para-aortic | 2 (0.7) |
| Inguinal | 1 (0.3) |
| Management | |
| Surgery | 250 (85.9) |
| Type of surgery§ | |
| Ovarian cystectomy | 79 (31.6) |
| USO only | 47 (18.8) |
| BSO only | 56 (22.4) |
| TAH+BSO | 20 (8.0) |
| TAH+BSO + omentectomy | 21 (8.4) |
| Peritoneal or ovarian biopsy | 6 (2.4) |
| Debulking surgery | 12 (4.8) |
| Diagnostic laparoscopy | 5 (2.0) |
| Other# | 4 (1.6) |
| Imaging follow-up (≥ 1 year) | 41 (14) |
| Modality | |
| Follow-up with only US | 19 (46.3) |
| Follow-up with only MRI | 11 (26.8) |
| Follow-up with US+MRI | 11 (26.8) |
| Period (median, IQR) | 21 (15, 28) |
BSO bilateral salpingo-oophorectomy, CA125 cancer antigen 125, IQR interquartile range, MRI magnetic resonance imaging, TAH total abdominal hysterectomy, US ultrasound, USO unilateral salpingo-oophorectomy
*Unless otherwise specified, data are numbers of patients, with percentages in parenthesis
§The percentage of each type of surgery is calculated on the total number of surgeries (n = 250)
#Other includes cyst drainage, myomectomy or salpingectomy without other procedures