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Observer agreement (κ statistics) over the evaluation of vascularization of thyroid nodules by 3D power Doppler ultrasound with thin-slice rendering.
| κ | P | |
|---|---|---|
| Extent of peripheral vessels | 0.93 | < 0.0001 |
| Area of central vessels | 0.95 | < 0.0001 |
| Alignment of central vessels | 0.72 | < 0.0001 |
