Table 2 Management and histology of all subsolid nodules at the last computed tomography

	Non-resected	Resected	Benign	AIS	Invasive carcinoma	Total
Persistent pure GGN	38	11	1	6	4	49
Persistent part-solid GGN	33	15	4	1	10	48
Pure GGN that developed a solid component	13	7	0	2	5	20
Total	84	33	5	9	19	117

Data are presented as n. AIS: adenocarcinoma in situ; GGN: ground-glass nodule.