Table 2. Diagnosis ability of the radiomics models to distinguish PIDs and no-PIDs with PTB.

Fold	AUC			Sensitivity			Specificity			Accuracy			F1-score			Precision
	Train	Validation		Train	Validation		Train	Validation		Train	Validation		Train	Validation		Train	Validation
Fold_1	0.828 (0.748–0.908)	0.818 (0.654–0.983)		0.791	0.818		0.783	0.733		0.786	0.769		0.756	0.750		0.723	0.692
Fold_2	0.813 (0.729–0.897)	0.915 (0.782–1.000)		0.698	1.000		0.800	0.800		0.757	0.885		0.706	0.880		0.714	0.786
Fold_3	0.866 (0.794–0.937)	0.648 (0.423–0.874)		0.837	0.727		0.800	0.667		0.816	0.692		0.791	0.667		0.750	0.615
Fold_4	0.864 (0.794–0.933)	0.642 (0.409–0.876)		0.837	0.727		0.767	0.667		0.796	0.692		0.774	0.667		0.720	0.615
Fold_5	0.817 (0.734–0.900)	0.847 (0.691–1.000)		0.750	0.900		0.750	0.733		0.750	0.800		0.717	0.783		0.688	0.692
Mean	0.838 (0.760–0.915)	0.774 (0.592–0.945)		0.783	0.834		0.780	0.720		0.781	0.768		0.749	0.749		0.719	0.68
Test	0.746			0.722			0.692			0.705			0.823			0.813

PIDs, primary immunodeficiency diseases; PTB, pulmonary tuberculosis; AUC, area under the ROC curve; ROC, the receiver operating characteristic.