Table 2 Characteristics of the first pulmonary metastasectomy

Preoperative AFP (ng/ml)

18.9 (1.1–12,000.0)

34.9 (1.1–7330.0)

9.9 (1.2–12000.0)

0.155

Postoperative AFP (ng/ml)

10.6 (0–28,200.0)

11.8 (0–28,200.0)

8.8 (0–18,800.0)

0.193

Local recurrence

73 (50.3%)

33 (66.0%)

40 (47.6%)

0.112

Progression of local disease

16 (11.0%)

5 (10.0%)

11 (13.1%)

Laterality

0.039

 Bilateral

30 (22.4%)

16 (32.0%)

14 (16.7%)

 Unilateral

104 (77.6%)

34 (68.0%)

70 (83.3%)

Number of metastasis

1.8 ± 1.4

2.2 ± 1.9

1.5 ± 0.9

0.009

Size (mm)

14.9 ± 9.4

16.4 ± 8.1

14.0 ± 10.0

0.143

Extent of resection

0.001

 Wedge resection

104 (77.6%)

30 (60.0%)

74 (88.1%)

 Segmentectomy/lobectomy

30 (22.4%)

20 (40.0%)

10 (11.9%)

Hospital stay (days)

6.4 ± 4.2

7.9 ± 4.0

5.4 ± 4.1

0.001

Complications

6 (4.5%)

4 (8.0%)

2 (2.4%)

0.195

DFI from HCC (months)

22.6 ± 17.2

21.8 ± 16.4

23.1 ± 17.7

0.666

DFI from PM (months)

22.3 ± 39.4

22.6 ± 43.7

22.2 ± 36.9

0.945

Overall survival time (months)

52.1 ± 41.0

56.4 ± 46.6

49.5 ± 37.3

0.377