Research Article
A Comparative Study of Two-Compartment Exchange Models for Dynamic Contrast-Enhanced MRI in Characterizing Uterine Cervical Carcinoma
Table 3
Comparison of model parameters between cervix carcinoma and normal cervix tissue.
| | Fp (mL/min/100 mL) | Vp (mL/100 mL) | Ve (mL/100 mL) | PS (mL/min/100 mL) |
| AATH-normal cervix | 44.57 ± 23.23 | 1.27 ± 1.25 | 32.15 ± 14.32 | 10.40 ± 6.43 | AATH- cervix cancer | 34.13 ± 15.15 | 2.55 ± 2.30 | 17.03 ± 10.80 | 8.88 ± 4.28 | | <0.001a | <0.001a | <0.05a | >0.05a | AUC | 0.67 | 0.75 | 0.85 | 0.56 |
| SC-normal cervix | 19.51 ± 15.96 | 6.00 ± 7.65 | 29.95 ± 17.33 | 11.14 ± 7.18 | SC-cervix cancer | 18.48 ± 7.31 | 6.80 ± 4.24 | 19.21 ± 20.05 | 6.21 ± 4.40 | | >0.05b | <0.001a | <0.001a | <0.001a | AUC | 0.50 | 0.64 | 0.75 | 0.75 |
| DP-normal cervix | 16.06 ± 21.22 | 4.90 ± 3.24 | 31.88 ± 18.41 | 9.67 ± 5.62 | DP-cervix cancer | 14.83 ± 5.23 | 4.38 ± 3.06 | 16.05 ± 13.34 | 8.13 ± 3.96 | | <0.01a | >0.05b | <0.001a | <0.05a | AUC | 0.60 | 0.54 | 0.83 | 0.58 |
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AUC, area under the ROC curve. aComparison was performed by the Mann–Whitney U test. bComparison was performed by the independent t test.
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