Fig. 5

A Radiomics nomogram for non-invasively prediction of bone marrow involvement (BMI) in pediatric patients with neuroblastoma. The radiomics nomogram was a visual representation of the clinical-radiomics model in the training set, which incorporated the Rad score, age at diagnosis, neuron-specific enolase and vanillylmandelic acid. B Calibration curves of the nomogram in the training set. C Calibration curves of the nomogram in the test set