Table 6.

Findings derived from ROC curve of part-solid ground-glass nodules.

	AUC	95% CI	Cutoff value	Sensitivity	Specificity
Tumor size (mm)	0.854	0.819–0.889	14.595	71.1	83.4
Size of solid component (mm)	0.988	0.981–0.995	4.995	97.8	92.3
Mean CT value of solid component (HU)	0.767	0.723–0.811	− 227.145	65.6	76.3
Tumor size + size of solid component + mean CT value of solid component	0.992	0.987–0.997		93.0	97.6