Table 5. Results of the ROC curve analysis.

Parameters	AUC	95% CI	P	SE	SP	YI	Threshold
AAH/AIS and MIA
2D mean diameter (mm)	0.683	0.594–0.772	0.001	0.613	0.691	0.304	8.98
3D mean diameter (mm)	0.705	0.617–0.793	0.001	0.731	0.636	0.367	8.33
Mean CT value (HU)	0.676	0.588–0.765	0.001	0.538	0.664	0.202	−607.00
Maximum CT value (HU)	0.669	0.579–0.759	0.001	0.634	0.691	0.325	−450.50
Volume (mm3)	0.699	0.611–0.786	0.001	0.753	0.618	0.371	291.00
Predicted probability 1	0.779*	0.701–0.857	0.001	0.785	0.673	0.458	0.581
MIA and IAC
2D mean diameter (mm)	0.838	0.779–0.897	0.001	0.921	0.619	0.540	10.33
3D mean diameter (mm)	0.851	0.795–0.907	0.001	0.908	0.624	0.532	10.38
Mean CT value (HU)	0.738	0.662–0.813	0.001	0.566	0.806	0.372	−542.50
Maximum CT value (HU)	0.731	0.655–0.807	0.001	0.632	0.731	0.363	−325.00
Volume (mm3)	0.845	0.788–0.903	0.001	0.908	0.624	0.532	549.00
Predicted probability 2	0.918**	0.879–0.957	0.001	0.908	0.774	0.682	0.680

Abbreviations: CI, confidence interval; YI, Youden index.

Compared with other quantitative parameters, ^*P<0.05, ^**P<0.001.