Table 2. Details of patients with pulmonary metastases who underwent surgery.

Items	Subgroups (n, %)
Methods of diagnosis	CT (30, 70%), CT + PETCT (12, 28%), CT + pathology (1, 2%)
Distribution	Left (16, 37%), right (25, 58%), bilateral (2, 5%)
Treating strategy	Surgery alone (24, 56%), surgery + adjuvant therapy (19, 44%)
Surgical route	Open (14, 33%), VATS (29, 67%)
Resection scope	Wedge (26, 61%), lobectomy (16, 37%), total pneumonectomy (1, 2%)
Lymph node management	Untouched (22, 51%), sampling (9, 21%), dissection (12, 28%)

n, number; CT, computed tomography; PETCT, positron emission tomography/computed tomography; VATS, video-assisted thoracic surgery.