Table 3. IVIM parameters in the diagnosis of mediastinal lymph node metastasis.
Parameter | Benign (n=121) | Malignant (n=19) | P value |
---|---|---|---|
ADC (×10-3 mm2/s) | 2.937±0.743 | 1.863±0.691 | <0.0001 |
D (×10-3 mm2/s) | 0.533±0.175 | 0.454±0.204 | 0.0298 |
D* (×10-3 mm2/s) | 0.384±0.121 | 0.358±0.106 | 0.294 |
f | 0.426±0.120 | 0.413±0.085 | 0.944 |
Short axis diameter (mm) | 6.903±1.831 | 7.705±2.213 | 0.131 |
IVIM, intravoxel incoherent motion.