Table 4.
Multivariate analysis of prognostic factors for survival in patients with and without solitary lymph node metastasis (SLNM).
| Parameter | β | SE | Wald | Statistical significance | Risk ratio | 95% CI |
|---|---|---|---|---|---|---|
| FIGO stage | 0.416 | NS | ||||
| IB versus IA2 | –0.022 | 0.832 | 0.001 | NS | 0.978 | 0.191, 5.002 |
| IIA versus IA2 | –0.215 | 0.347 | 0.385 | NS | 0.807 | 0.409, 1.591 |
| Tumour size | –0.360 | 0.337 | 1.135 | NS | 0.698 | 0.360, 1.352 |
| Tumour grade | 0.746 | 0.252 | 8.720 | P = 0.003 | 2.108 | 1.285, 3.457 |
| Depth of tumour invasion | 6.719 | P = 0.035 | ||||
| T2 versus T1 | –1.272 | 0.537 | 5.604 | P = 0.018 | 0.280 | 0.098, 0.803 |
| T3 versus T1 | –1.025 | 0.421 | 5.914 | P = 0.015 | 0.359 | 0.157, 0.820 |
| Uterine body metastasis | 0.555 | 0.515 | 1.157 | NS | 1.741 | 0.634, 4.782 |
| Lymphovascular invasion | –0.725 | 0.390 | 3.463 | NS | 0.484 | 0.226, 1.039 |
| Parametrial involvement | –0.725 | 0.437 | 17.310 | P < 0.001 | 0.162 | 0.069, 0.382 |
| Postoperative treatment | 0.703 | 0.564 | 1.665 | NS | 1.734 | 0.769, 5.463 |
| SLNM | 0.955 | 0.302 | 9.973 | P = 0.002 | 2.598 | 1.437, 4.700 |
| Ovarian shift | 0.514 | 0.474 | 1.177 | NS | 1.672 | 0.661, 4.229 |
CI, confidence interval; FIGO, International Federation of Gynecology and Obstetrics; T1, invasive <1/2 muscle layer; T2, invasive ≥ 1/2 muscle layer; T3, invasive cervical internal surface; NS, no significant association (P ≥ 0.05).