Clinical and non-contrast computed tomography characteristics and disease development in patients with benign pulmonary subsolid nodules with a solid component ≤ 5 mm

Insights into Imaging

Table 1 The consistency assessments between two observers

CT features	ICC value	p value
Nodule location	1.000	< 0.001
Size	0.912	< 0.001
Margin	0.879	< 0.001
Shape	0.892	< 0.001
Density	0.934	< 0.001
Target sign	0.934	< 0.001
Air bronchogram	0.943	< 0.001
Bubble lucency	0.954	< 0.001
Abnormal intranodular vessel sign	0.886	< 0.001
Thickened interlobular septa	0.886	< 0.001
Satellite lesions	0.910	< 0.001
Pleural attachment	0.961	< 0.001
Pleural retraction	0.947	< 0.001
CT value of GGO areas	0.930	< 0.001

CT Computed tomography, ICC Intraclass correlation coefficient, GGO Ground glass opacity