Table 4. Logistic regression analyses for parameters in identifying high-proliferation and low-proliferation endometrial carcinoma.
| Parameters | Univariate analyses | Multivariate analyses | |||
|---|---|---|---|---|---|
| OR for 1 SD (95% CI) | P value | OR for 1 SD (95% CI) | P value | ||
| Age | 0.916 (0.854–0.982) | 0.014 | 1.018 (0.923–1.123) | 0.724 | |
| Tumor size | 0.999 (0.961–1.038) | 0.948 | – | – | |
| FIGO stage | 0.585 (0.349–0.981) | 0.042 | 1.214 (0.543–2.714) | 0.637 | |
| D | 4.291 (1.722–10.692) | 0.002 | 16.752 (1.819–154.263) | 0.013 | |
| D* | 1.006 (0.997–1.014) | 0.178 | – | – | |
| f | 0.787 (0.512–1.209) | 0.274 | – | – | |
| α | 0.417 (0.231–0.754) | 0.004 | 0.929 (0.372–2.321) | 0.874 | |
| DDC | 1.629 (0.935–2.836) | 0.085 | – | – | |
| Ktrans | 18.986 (3.493–103.199) | 0.001 | 13.500 (0.592–307.846) | 0.103 | |
| Ve | 0.202 (0.024–1.709) | 0.142 | – | – | |
| Kep | 16.144 (3.206–81.282) | 0.001 | 14.645 (1.278–167.843) | 0.031 | |
All factors with P<0.05 in univariate analyses were included in multivariate regression analyses. FIGO, International Federation of Gynecology and Obstetrics; D, diffusion coefficient; D*, pseudo diffusion coefficient; f, perfusion fraction; α, water molecular diffusion heterogeneity index; DDC, distributed diffusion coefficient; Ktrans, volume transfer constant; Ve, volume of extravascular extracellular space per unit volume of tissue; Kep, rate transfer constant; OR, odds ratio; SD, standard deviation; CI, confidence interval.