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Table 5 Comparison of the diagnostic performance of the models in predicting central lymph node metastasis in the training and validation sets

From: Predicting central lymph node metastasis in patients with papillary thyroid carcinoma based on ultrasound radiomic and morphological features analysis

Model

Training set

Validation set

Z

P

Z

P

Combined model vs. Ultrasound radiomic model

2.864

0.004

2.019

0.044

Combined model vs. Morphological model

4.706

< 0.001

3.392

< 0.001

Ultrasound radiomic model vs. Morphological model

2.920

0.003

2.036

0.042

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BMC Medical Imaging

ISSN: 1471-2342

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