Differentiating Primary Tumors for Brain Metastasis with Integrated Radiomics from Multiple Imaging Modalities

Table 3

Model performance comparison between models in testing dataset.

Models	CT model		MRI model		Combined model
	Logistic	SVM	Logistic	SVM	Logistic	SVM
AUC	0.708	0.763	0.715	0.717	0.771	0.805
95% CI	0.571-0.846	0.633-0.893	0.573-0.858	0.574-0.859	0.647-0.896	0.683-0.927
Sensibility	0.452	0.710	0.677	0.806	0.548	0.742
Specificity	0.957	0.826	0.826	0.609	0.957	0.870

AUC: area under curve; SVM: support vector machine.