Table 5.

Comparisons of sensitivity and specificity between Lung-RADS and radiomic models in the combined cohort.

Pairwise comparison	Sensitivity		Specificity
	X2	P	X2	P
Lung-RADS vs. Radiomic signature of low-dose CT	4.900	0.0269	12.042	0.0005*
Lung-RADS vs. Radiomic nomogram of low-dose CT	0.167	0.6831	9.375	0.0022*
Lung-RADS vs. Radiomic signature of standard-dose CT	1.500	0.2207	14.087	0.0002*
Lung-RADS vs. Radiomic nomogram of standard-dose CT	4.900	0.0269	16.962	<0.0001*

^*Differences are significant at P < 0.05 corrected with false discovery rate. Lung-RADS, Lung CT Screening Reporting and Data System.