Table 3.
Results of the univariate analysis for the OS following pulmonary metastasectomy
| Baseline and clinical features | Patients | OS | ||
|---|---|---|---|---|
| HR | 95% CI | p-value | ||
| Initial stage of gastric cancer | ||||
| I/II | 6 | 1.00 | ||
| III/IV | 4 | 6.68 | 1.17–38.03 | 0.03 |
| Histological type of gastric cancer | ||||
| por | 4 | 1.00 | ||
| pap/tub | 6 | 0.11 | 0.012–1.053 | 0.06 |
| DFI following gastrectomy | ||||
| <Median (16.2 months) | 5 | 1.00 | ||
| >Median (16.2 months) | 5 | 0.47 | 0.10–2.15 | 0.33 |
| History of extrapulmonary metastasis | ||||
| without a history | 3 | 1.00 | ||
| with a history | 7 | 13.55 | 1.36–135.16 | 0.03 |
| Number of Lesions | ||||
| One | 5 | 1.00 | ||
| Two or more | 5 | 1.99 | 0.44–9.05 | 0.35 |
| TDT (n = 8) | ||||
| <Median (46 days) | 4 | 1.00 | ||
| >Median (46 days) | 4 | 0.46 | 0.074–2.86 | 0.41 |
| Surgical procedure | ||||
| Wedge resection | 8 | 1.00 | ||
| Lobectomy | 2 | 1.04 | 0.20–5.47 | 0.96 |
OS: overall survival; HR: hazard ratios; 95% CI: 95% confidence interval; DFI: disease-free interval; TDT: tumor doubling time