Table 1.
Patient characteristics.
| Characteristics | Training set (n100) | Validation set (n43) | P value |
|---|---|---|---|
| Age (y) | 55.5±10.5 | 55.5±10.4 | 0.979 |
| CA125 | 45.8±57.4 | 31.5±31.7 | 0.128 |
| HE4 | 107.6±94.8 | 109.1±90.4 | 0.933 |
| Tumor size | 50.4±20.0 | 53.5±35.9 | 0.516 |
| MR_DMI | 0.692 | ||
| Absent | 64 (64.0%) | 29 (67.4%) | |
| Present | 36 (36.0%) | 14 (32.6%) | |
| MR_CSI | 0.435 | ||
| Absent | 78 (78.0%) | 36 (83.7%) | |
| Present | 22 (22.0%) | 7 (16.3%) | |
| MR_LNM | 0.219 | ||
| Absent | 87 (87.0%) | 38 (88.4%) | |
| Present | 13 (13.0%) | 5 (11.6%) | |
| FIGO stage | 0.277 | ||
| IA | 48 (48.0%) | 27 (62.8%) | |
| IB | 12 (12.0%) | 6 (14.0%) | |
| II | 10 (10.0%) | 5 (11.6%) | |
| IIIA | 7 (7.0%) | 1 (2.3%) | |
| IIIB | 2 (2.0%) | 1 (2.3%) | |
| IIIC | 18 (18.0%) | 2 (4.7%) | |
| IVB | 3 (3.0%) | 1 (2.3%) | |
| Histopathology DMI | 0.202 | ||
| Absent | 66 (66.0%) | 33 (76.7%) | |
| Present | 34 (34.0%) | 10 (23.3%) | |
| Histopathology CSI | 0.033 | ||
| Absent | 72 (72.0%) | 38 (88.4%) | |
| Present | 28 (28.0%) | 5 (11.6%) | |
| Histopathology LNM | 0.468 | ||
| Absent | 80 (80.0%) | 38 (88.4%) | |
| Present | 20 (20.0%) | 5 (11.6%) |
FIGO, Federation of International of Gynecologists and Obstetricians; HE4, human epididymis protein 4; MR_DMI, MRI-reported deep myometrium invasion; MR_CSI, MRI-reported cervical stromal invasion; MR_LNM, MR-reported lymph node metastasis